joyce8/EMBER2024-capa huggingface dataset:
Function at 0x433fa0
Capabilities:
Encode data using xor

Disassembly:
mov edx, dword [esp + 4]
mov eax, dword [esp + 8]
cmp edx, 1
jle 0x433fbe
push esi
lea ecx, [esp + 0x18]
dec edx
mov esi, dword [ecx]
add ecx, 0xc
xor eax, esi
dec edx
jne 0x433fb3
pop esi
ret

Function at 0x435730
Capabilities:
Create process on windows

Disassembly:
sub esp, 0x54
push esi
lea eax, [esp + 0x14]
push edi
push eax
mov dword [esp + 0x1c], 0x44
call dword [sym.imp.KERNEL32.dll_GetStartupInfoA]
mov eax, dword [esp + 0x84]
xor edi, edi
cmp eax, edi
mov dword [esp + 0x54], edi
mov dword [esp + 0x58], edi
mov dword [esp + 0x44], 1
je case.0x435771.2
mov ecx, dword [esp + 0x7c]
lea eax, [ecx - 1]
cmp eax, 5
ja case.0x435771.2
jmp dword [eax*4 + 0x4357fc]
mov word [esp + 0x48], di
jmp 0x4357aa
mov word [esp + 0x48], 2
jmp 0x4357aa
mov word [esp + 0x48], 3
jmp 0x4357aa
mov word [esp + 0x48], 4
jmp 0x4357aa
mov word [esp + 0x48], 7
jmp 0x4357aa
mov word [esp + 0x48], 5
lea edx, [esp + 8]
mov ecx, dword [esp + 0x64]
lea eax, [esp + 0x18]
push edx
push eax
push edi
push edi
push edi
push 1
push edi
push edi
push ecx
push edi
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
mov esi, eax
cmp esi, edi
je 0x4357f4
cmp dword [esp + 0x70], edi
je 0x4357e0
mov edx, dword [esp + 8]
push 0xffffffffffffffff
push edx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov eax, dword [esp + 8]
mov edi, dword [sym.imp.KERNEL32.dll_CloseHandle]
push eax
call edi
mov ecx, dword [esp + 0xc]
push ecx
call edi
mov eax, esi
pop edi
pop esi
add esp, 0x54
ret

Function at 0x4363d0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebx
mov ebx, dword [esp + 8]
push ebp
mov ebp, edx
push esi
push edi
mov esi, ebp
xor edi, edi
and esi, 3
mov eax, ecx
jle 0x4363f1
mov dl, byte [eax]
inc eax
cmp dl, bl
je 0x43644b
inc edi
cmp edi, esi
jl 0x4363e5
mov edi, ebx
and edi, 0xff
mov esi, edi
shl esi, 8
or esi, edi
shl esi, 8
or esi, edi
shl esi, 8
or esi, edi
lea edi, [ecx + ebp]
cmp eax, edi
jae 0x436480
mov edx, dword [eax]
xor edx, esi
lea ebp, [edx - 0x1010101]
not edx
and ebp, edx
test ebp, 0x80808080
je 0x43643a
cmp byte [eax], bl
je 0x436455
cmp byte [eax + 1], bl
je 0x43645e
cmp byte [eax + 2], bl
je 0x436468
cmp byte [eax + 3], bl
je 0x436474
add eax, 4
cmp eax, edi
jb 0x436411
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
dec eax
pop ebx
ret 4
pop edi
pop esi
pop ebp
sub eax, ecx
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
inc eax
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
add eax, 2
pop ebx
ret 4
pop edi
sub eax, ecx
pop esi
pop ebp
add eax, 3
pop ebx
ret 4
pop edi
pop esi
pop ebp
or eax, 0xffffffff
pop ebx
ret 4
Function at 0x4389e0
Capabilities:
Encrypt data using des

Disassembly:
sub esp, 0xf4
xor ecx, ecx
push ebx
push ebp
push esi
mov esi, dword [esp + 0x104]
push edi
xor eax, eax
mov al, byte [ecx + str.80_]
mov edx, eax
and eax, 7
sar edx, 3
mov bl, byte [eax*2 + 0x4615ec]
mov dl, byte [edx + esi]
test bl, dl
setne al
mov byte [esp + ecx + 0x4c], al
inc ecx
cmp ecx, 0x38
jl 0x4389f3
mov eax, 0x1e
xor edx, edx
mov dword [esp + 0x10], eax
cmp dword [esp + 0x10c], 1
je 0x438a34
lea eax, [edx + edx]
lea edi, [esp + eax*4 + 0x88]
lea ebp, [esp + eax*4 + 0x84]
xor eax, eax
xor ecx, ecx
mov cl, byte [edx + 0x461694]
mov dword [edi], 0
mov dword [ebp], 0
mov esi, ecx
cmp ecx, 0x1c
jge 0x438a66
mov bl, byte [esp + ecx + 0x4c]
jmp 0x438a6a
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x1c
jl 0x438a5b
mov eax, 0x1c
lea ecx, [esi + 0x1c]
cmp ecx, 0x38
jge 0x438a88
mov bl, byte [esp + ecx + 0x4c]
jmp 0x438a8c
mov bl, byte [esp + ecx + 0x30]
mov byte [esp + eax + 0x14], bl
inc eax
inc ecx
cmp eax, 0x38
jl 0x438a7d
xor ecx, ecx
mov eax, 0x4615fc
xor ebx, ebx
mov bl, byte [ecx + 0x4616a4]
cmp byte [esp + ebx + 0x14], 0
je 0x438ab7
mov esi, dword [eax]
mov ebx, dword [ebp]
or ebx, esi
mov dword [ebp], ebx
xor ebx, ebx
mov bl, byte [ecx + 0x4616bc]
cmp byte [esp + ebx + 0x14], 0
je 0x438ace
mov esi, dword [eax]
mov ebx, dword [edi]
or ebx, esi
mov dword [edi], ebx
add eax, 4
inc ecx
cmp eax, str.80_
jl 0x438a9e
mov eax, dword [esp + 0x10]
inc edx
sub eax, 2
cmp eax, 0xfffffffe
mov dword [esp + 0x10], eax
jg 0x438a27
lea edx, [esp + 0x84]
push edx
call fcn.00438b10
add esp, 4
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xf4
ret
Function at 0x43aa60
Capabilities:
Delete file

Disassembly:
push 0xffffffffffffffff
push 0x455a48
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x24
push ebx
push esi
mov esi, ecx
lea ecx, [esp + 0x10]
call fcn.0043ffd4
mov eax, dword [esp + 0x3c]
lea ecx, [esp + 8]
push eax
mov dword [esp + 0x38], 0
call fcn.0044f763
lea ecx, [esp + 0x3c]
push 1
push ecx
lea ecx, [esp + 0x10]
mov byte [esp + 0x3c], 1
call fcn.0044db67
mov eax, dword [eax]
push 0x46311c
push eax
call fcn.004423bd
add esp, 8
lea ecx, [esp + 0x3c]
test eax, eax
setne bl
call fcn.0044f6f5
test bl, bl
je 0x43aae0
push 0x46311c
lea ecx, [esp + 0xc]
call fcn.0044f937
push 0x463118
lea ecx, [esp + 0xc]
call fcn.0044f937
mov edx, dword [esp + 8]
push 0
push edx
lea ecx, [esp + 0x18]
call fcn.00440097
test eax, eax
je 0x43aba4
push ebp
mov ebp, dword [sym.imp.KERNEL32.dll_DeleteFileA]
push edi
mov bl, 2
lea ecx, [esp + 0x18]
call fcn.004402b7
mov edi, eax
mov eax, dword [esp + 0x18]
push 0x10
lea ecx, [esp + 0x1c]
call dword [eax + 0x38]
test eax, eax
je 0x43ab60
lea ecx, [esp + 0x18]
call fcn.0044027e
test eax, eax
jne 0x43ab60
lea ecx, [esp + 0x44]
push ecx
lea ecx, [esp + 0x1c]
call fcn.00440386
mov eax, dword [eax]
mov ecx, esi
push eax
mov byte [esp + 0x40], bl
call fcn.0043aa60
mov byte [esp + 0x3c], 1
lea ecx, [esp + 0x44]
jmp 0x43ab95
lea ecx, [esp + 0x18]
call fcn.0044027e
test eax, eax
jne 0x43ab9a
mov edx, dword [esp + 0x18]
push 0x10
lea ecx, [esp + 0x1c]
call dword [edx + 0x38]
test eax, eax
jne 0x43ab9a
lea eax, [esp + 0x14]
lea ecx, [esp + 0x18]
push eax
call fcn.00440386
mov eax, dword [eax]
push eax
call ebp
lea ecx, [esp + 0x14]
call fcn.0044f6f5
test edi, edi
jne 0x43ab10
pop edi
pop ebp
lea ecx, [esp + 0x10]
call fcn.0044004d
lea ecx, [esp + 8]
mov byte [esp + 0x34], 0
call fcn.0044f6f5
lea ecx, [esp + 0x10]
mov dword [esp + 0x34], 0xffffffff
call fcn.00440011
mov ecx, dword [esp + 0x2c]
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x30
ret 4
Function at 0x43aca0
Capabilities:
Get file attributes
Set file attributes

Disassembly:
push 0xffffffffffffffff
push 0x455a76
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x14c
mov eax, dword [0x46366c]
push ebx
push esi
mov ebx, ecx
mov dword [esp + 8], eax
mov dword [esp + 0x15c], 0
mov dword [esp + 0xc], eax
mov esi, dword [esp + 0x164]
lea ecx, [esp + 0xc]
push esi
mov byte [esp + 0x160], 1
call fcn.0044f832
push str..
lea ecx, [esp + 0x10]
call fcn.0044f937
mov ecx, dword [esp + 0xc]
lea eax, [esp + 0x14]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0x10], eax
jne 0x43ad43
lea ecx, [esp + 0xc]
mov byte [esp + 0x15c], 0
call fcn.0044f6f5
lea ecx, [esp + 8]
mov dword [esp + 0x15c], 0xffffffff
call fcn.0044f6f5
xor eax, eax
jmp 0x43ae88
push ebp
mov ebp, dword [esp + 0x16c]
push edi
mov edi, dword [esp + 0x174]
lea edx, [esp + 0x48]
push 0x46313c
push edx
call fcn.004423bd
add esp, 8
test eax, eax
je 0x43ae39
lea eax, [esp + 0x48]
push 0x463138
push eax
call fcn.004423bd
add esp, 8
test eax, eax
je 0x43ae39
test ebp, ebp
jne 0x43ada5
lea ecx, [esp + 0x48]
push str.desktop.ini
push ecx
call fcn.0044246c
add esp, 8
test eax, eax
je 0x43ae39
push esi
lea ecx, [esp + 0x14]
call fcn.0044f832
push 0x5c
lea ecx, [esp + 0x14]
call fcn.0044f95e
lea edx, [esp + 0x48]
lea ecx, [esp + 0x10]
push edx
call fcn.0044f937
mov eax, dword [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
test al, 1
je 0x43ade5
mov ecx, dword [esp + 0x10]
and al, 0xfe
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_SetFileAttributesA]
test byte [esp + 0x1c], 0x10
je 0x43ae07
mov edx, dword [esp + 0x10]
push edi
push ebp
push edx
mov ecx, ebx
call fcn.0043aca0
mov eax, dword [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryA]
jmp 0x43ae39
test edi, edi
je 0x43ae2e
lea ecx, [esp + 0x48]
push str.index.dat
push ecx
call fcn.0044246c
add esp, 8
test eax, eax
jne 0x43ae2e
lea edx, [esp + 0x48]
mov ecx, ebx
push edx
push esi
call fcn.0043aeb0
mov eax, dword [esp + 0x10]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileA]
mov edx, dword [esp + 0x18]
lea ecx, [esp + 0x1c]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x43ad53
mov eax, dword [esp + 0x18]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
lea ecx, [esp + 0x14]
mov byte [esp + 0x164], 0
call fcn.0044f6f5
lea ecx, [esp + 0x10]
mov dword [esp + 0x164], 0xffffffff
call fcn.0044f6f5
pop edi
mov eax, 1
pop ebp
mov ecx, dword [esp + 0x154]
pop esi
pop ebx
mov dword fs:[0], ecx
add esp, 0x158
ret 0xc
Function at 0x43aeb0
Capabilities:
Get file size
Write file on windows

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x455a8b
push eax
mov eax, 0x2718
mov dword fs:[0], esp
call fcn.00442200
mov eax, dword [0x46366c]
push edi
mov dword [esp + 4], eax
mov ecx, 0x9c4
xor eax, eax
lea edi, [esp + 0xc]
mov dword [esp + 0x2724], 0
rep stosd dword es:[edi], eax
mov ecx, dword [esp + 0x272c]
push ecx
lea ecx, [esp + 8]
call fcn.0044f832
push 0x5c
lea ecx, [esp + 8]
call fcn.0044f95e
mov edx, dword [esp + 0x2730]
lea ecx, [esp + 4]
push edx
call fcn.0044f937
mov eax, dword [esp + 4]
push 0
push 0x80
push 3
push 0
push 3
push 0x40000000
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov edi, eax
cmp edi, 0xffffffff
jne 0x43af56
lea ecx, [esp + 4]
mov dword [esp + 0x2724], eax
call fcn.0044f6f5
xor eax, eax
jmp 0x43afd3
push ebx
push esi
push 0
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
push 0
push 0
mov esi, eax
push 0x40
push edi
sub esi, 0x40
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
test esi, esi
jbe 0x43afb1
mov ebx, dword [sym.imp.KERNEL32.dll_WriteFile]
cmp esi, 0x2710
push 0
jbe 0x43afa3
lea ecx, [esp + 0x14]
lea edx, [esp + 0x18]
push ecx
push 0x2710
push edx
push edi
call ebx
sub esi, 0x2710
jne 0x43af7d
jmp 0x43afb1
lea eax, [esp + 0x14]
lea ecx, [esp + 0x18]
push eax
push esi
push ecx
push edi
call ebx
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea ecx, [esp + 0xc]
mov dword [esp + 0x272c], 0xffffffff
call fcn.0044f6f5
pop esi
mov eax, 1
pop ebx
mov ecx, dword [esp + 0x271c]
pop edi
mov dword fs:[0], ecx
add esp, 0x2724
ret 8

Function at 0x43b4a0
Capabilities:
Check for time delay via gettickcount

Disassembly:
sub esp, 0xa0
push ebx
push ebp
mov ebp, dword [esp + 0xac]
push esi
push edi
push ebp
call sub.RASAPI32.dll_RasHangUpA
mov esi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, 0x28
xor eax, eax
lea edi, [esp + 0x10]
rep stosd dword es:[edi], eax
mov dword [esp + 0x10], 0xa0
call esi
mov edi, eax
call esi
sub eax, edi
cmp eax, 0xbb8
jae 0x43b506
mov ebx, dword [sym.imp.KERNEL32.dll_Sleep]
lea eax, [esp + 0x10]
push eax
push ebp
call sub.RASAPI32.dll_RasGetConnectStatusA
cmp eax, 6
je 0x43b506
push 0
call ebx
call esi
sub eax, edi
cmp eax, 0xbb8
jb 0x43b4e7
pop edi
pop esi
pop ebp
pop ebx
add esp, 0xa0
ret

Function at 0x43b890
Capabilities:
Create http request

Disassembly:
push esi
mov esi, ecx
cmp dword [esi], 0
jne 0x43b8c8
mov edx, dword [esi + 4]
xor eax, eax
push 0
push 0
mov ecx, dword [edx - 8]
test ecx, ecx
setne al
mov ecx, eax
neg ecx
sbb ecx, ecx
and ecx, edx
neg eax
sbb eax, eax
push ecx
and eax, 2
inc eax
push eax
push str.Mozilla_4.0__compatible__MSIE_6.0__Windows_NT_5.0_
call dword [sym.imp.WININET.dll_InternetOpenA]
mov dword [esi], eax
mov ecx, dword [esi]
xor eax, eax
test ecx, ecx
setne al
pop esi
ret
Function at 0x43c5b0
Capabilities:
Get socket status

Disassembly:
sub esp, 0x10c
mov eax, dword [ecx]
lea ecx, [esp]
push ecx
push 0
lea edx, [esp + 0x10]
push 0
push edx
push 0
mov dword [esp + 0x14], 0
mov dword [esp + 0x18], 0
mov dword [esp + 0x20], eax
mov dword [esp + 0x1c], 1
call sub.WS2_32.dll_select
cmp eax, 0xffffffff
jne 0x43c5f9
xor eax, eax
add esp, 0x10c
ret 4
mov edx, dword [esp + 0x110]
xor ecx, ecx
test eax, eax
setne cl
mov dword [edx], ecx
mov eax, 1
add esp, 0x10c
ret 4

Function at 0x43ca70
Capabilities:
Access peb ldr_data

Disassembly:
push 0xffffffffffffffff
push 0x455cd0
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 8
push esi
mov esi, ecx
lea ecx, [esp + 4]
call fcn.0043c620
lea eax, [esp + 4]
lea ecx, [esi + 4]
push eax
mov dword [esp + 0x18], 0
call fcn.0043c6a0
lea ecx, [esp + 4]
push ecx
lea ecx, [esi + 0x14]
call fcn.0043c6a0
lea ecx, [esi + 0xc]
call fcn.0044f680
lea ecx, [esi + 0x10]
call fcn.0044f680
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x1c]
call fcn.0043dc40
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x30]
call fcn.0043dc40
push 0xffffffffffffffff
push 0
lea ecx, [esi + 0x44]
call fcn.0043dc40
lea ecx, [esp + 8]
mov dword [esp + 0x14], 1
call fcn.0044f6f5
lea ecx, [esp + 4]
mov dword [esp + 0x14], 0xffffffff
call fcn.0044f6f5
mov ecx, dword [esp + 0xc]
pop esi
mov dword fs:[0], ecx
add esp, 0x14
ret
Function at 0x454d88
Capabilities:
Get thread local storage value

Disassembly:
push ebx
push esi
mov esi, ecx
lea ebx, [esi + 0x1c]
push ebx
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [esp + 0x10], 0
jne 0x454db6
push dword [esi]
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
test eax, eax
je 0x454dd4
push dword [esp + 0xc]
mov ecx, esi
push eax
call fcn.00454cee
jmp 0x454dd4
mov eax, dword [esi + 0x14]
test eax, eax
je 0x454dd4
push edi
push dword [esp + 0x10]
mov edi, dword [eax + 4]
mov ecx, esi
push eax
call fcn.00454cee
test edi, edi
mov eax, edi
jne 0x454dbe
pop edi
push ebx
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
pop esi
pop ebx
ret 8
Function at 0x40f8d0
Capabilities:
Get common file path

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x47aefd
push eax
mov dword fs:[0], esp
sub esp, 0x13c
push ebx
push ebp
mov ebx, ecx
push esi
push edi
xor edi, edi
cmp dword [ebx + 0x78], edi
jne 0x40f93e
push 8
call fcn.0046f305
add esp, 4
mov dword [esp + 0x10], eax
cmp eax, edi
mov dword [esp + 0x154], edi
je 0x40f91a
mov ecx, eax
call fcn.0046e060
jmp 0x40f91c
xor eax, eax
push 0xff00ff
push edi
push 0x10
push 0x407
mov ecx, eax
mov dword [esp + 0x164], 0xffffffff
mov dword [ebx + 0x78], eax
call fcn.0046e125
mov eax, dword [ebx + 0x1c]
mov ebp, dword [sym.imp.USER32.dll_SendMessageA]
push 0xffff0000
push edi
push 0x1101
push eax
mov dword [esp + 0x20], edi
call ebp
mov eax, dword [ebx + 0x40]
lea esi, [ebx + 0x40]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x40f98c
lea ecx, [esp + 0x48]
push ecx
push 0x104
call dword [sym.imp.KERNEL32.dll_GetCurrentDirectoryA]
test eax, eax
je 0x40fa9e
lea edx, [esp + 0x48]
mov ecx, esi
push edx
call fcn.0046f701
jmp 0x40f9b3
mov edi, eax
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0x48]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov eax, ecx
mov esi, edi
mov edi, edx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov edi, dword [esp + 0x10]
mov eax, dword [ebx + 0x78]
test eax, eax
je 0x40f9bd
mov eax, dword [eax + 4]
mov ecx, dword [ebx + 0x1c]
push eax
push 0
push 0x1109
push ecx
call ebp
push eax
call fcn.0046e0f2
lea edx, [esp + 0x48]
push 0x59d1d0
push edx
mov esi, 0xffff0000
call fcn.0046097b
add esp, 8
test eax, eax
je 0x40fa40
mov ecx, dword [ebx + 0x1c]
mov dword [esp + 0x2c], eax
lea eax, [esp + 0x14]
mov dword [esp + 0x14], esi
push eax
push 0
push 0x1100
push ecx
mov dword [esp + 0x28], 0xffff0002
mov dword [esp + 0x44], 2
mov dword [esp + 0x48], 3
mov dword [esp + 0x2c], 0x23
call ebp
push 0x59d1d0
push 0
mov esi, eax
inc edi
call fcn.0046097b
add esp, 8
test eax, eax
jne 0x40f9ec
mov dword [esp + 0x10], edi
mov edx, dword [ebx + 0x1c]
xor edi, edi
push edi
push edi
push 0x110a
push edx
call ebp
mov esi, eax
mov eax, dword [esp + 0x10]
test eax, eax
jle 0x40fa88
mov dword [esp + 0x10], eax
mov eax, dword [ebx + 0x1c]
push esi
push 2
push 0x1102
push eax
mov edi, esi
call ebp
mov ecx, dword [ebx + 0x1c]
push esi
push 4
push 0x110a
push ecx
call ebp
mov esi, eax
mov eax, dword [esp + 0x10]
dec eax
mov dword [esp + 0x10], eax
jne 0x40fa5d
mov edx, dword [ebx + 0x1c]
push edi
push 9
push 0x110b
push edx
call ebp
push edi
mov ecx, ebx
call fcn.0040fac0
mov ecx, dword [esp + 0x14c]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x148
ret
Function at 0x40fac0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x47af1b
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x180
push ebx
push ebp
mov ebp, ecx
lea ecx, [esp + 8]
lea eax, [ebp + 0x40]
push eax
call fcn.0046f339
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x40fb42
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.0046cdcd
mov eax, dword [eax]
push 0x59d1d0
push eax
call fcn.0045f984
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.0046f5c4
test bl, bl
je 0x40fb42
push 0x59d1d0
lea ecx, [esp + 0xc]
call fcn.0046f954
push 0x5a0da0
lea ecx, [esp + 0xc]
call fcn.0046f954
mov ecx, dword [esp + 8]
lea eax, [esp + 0x48]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_FindFirstFileA]
cmp eax, 0xffffffff
mov dword [esp + 0xc], eax
jne 0x40fb7e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.0046f5c4
jmp 0x40fc49
push esi
mov esi, dword [esp + 0x19c]
push edi
mov edi, dword [sym.imp.USER32.dll_SendMessageA]
mov ebx, 0x23
test byte [esp + 0x50], 0x10
je 0x40fc02
lea edx, [esp + 0x7c]
push 0x5a0d9c
push edx
call fcn.0045f984
add esp, 8
test eax, eax
je 0x40fc02
lea eax, [esp + 0x7c]
push 0x5a0d98
push eax
call fcn.0045f984
add esp, 8
test eax, eax
je 0x40fc02
mov eax, dword [ebp + 0x1c]
lea edx, [esp + 0x1c]
push edx
push 0
lea ecx, [esp + 0x84]
push 0x1100
push eax
mov dword [esp + 0x2c], esi
mov dword [esp + 0x30], 0xffff0003
mov dword [esp + 0x4c], 0
mov dword [esp + 0x50], 1
mov dword [esp + 0x44], ecx
mov dword [esp + 0x34], ebx
call edi
mov edx, dword [esp + 0x14]
lea ecx, [esp + 0x50]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_FindNextFileA]
test eax, eax
jne 0x40fb92
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_FindClose]
mov ecx, dword [ebp + 0x1c]
push esi
push 2
push 0x1102
push ecx
call edi
lea ecx, [esp + 0x10]
mov dword [esp + 0x198], 0xffffffff
call fcn.0046f5c4
pop edi
pop esi
mov ecx, dword [esp + 0x188]
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x18c
ret 4
Function at 0x411660
Capabilities:
Query or enumerate registry value

Disassembly:
mov ecx, dword [esp + 8]
mov edx, dword [esp + 4]
sub esp, 0x10c
lea eax, [esp]
push esi
push eax
push 1
push 0
push ecx
push edx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
mov esi, eax
test esi, esi
jne 0x4116c2
mov edx, dword [esp + 4]
lea eax, [esp + 8]
lea ecx, [esp + 0xc]
push eax
push ecx
push esi
push edx
mov dword [esp + 0x18], 0x104
call dword [sym.imp.ADVAPI32.dll_RegQueryValueA]
mov ecx, dword [esp + 0x11c]
lea eax, [esp + 0xc]
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_lstrcpyA]
mov edx, dword [esp + 4]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
pop esi
add esp, 0x10c
ret 0xc

Function at 0x4116d0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x47b0cb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x5a7804]
push esi
push edi
mov edi, ecx
mov dword [esp + 8], eax
mov eax, dword [edi + 0x44]
mov dword [esp + 0x21c], 0
test eax, eax
jne 0x411808
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x411736
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046f5c4
xor eax, eax
jmp 0x41187f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.0046f701
push esi
lea ecx, [esp + 0xc]
call fcn.0046f990
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x5a0dd8
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x41185d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.00411660
test eax, eax
jne 0x41185d
mov ebx, dword [sym.imp.KERNEL32.dll_lstrcatA]
lea eax, [esp + 0x14]
push str._shellopencommand
push eax
call ebx
lea ecx, [esp + 0x14]
lea edx, [esp + 0x14]
push ecx
push edx
push closesocket
mov ecx, edi
call fcn.00411660
test eax, eax
jne 0x41185d
lea eax, [esp + 0x14]
push 0x5a0db4
push eax
call fcn.00460ab0
mov esi, eax
add esp, 8
test esi, esi
jne 0x41183c
lea ecx, [esp + 0x14]
push 0x5a0db0
push ecx
call fcn.00460a30
mov esi, eax
add esp, 8
test esi, esi
jne 0x41183c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x41183f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.0046f6b1
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x41174e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.0046f5c4
xor eax, eax
jmp 0x41187f
mov byte [esi], 0
push 0x5a0dac
push esi
call ebx
mov eax, dword [esp + 0x10]
push eax
push esi
call ebx
lea ecx, [esp + 0x14]
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_WinExec]
mov esi, eax
xor edx, edx
cmp esi, 0x20
setg dl
lea ecx, [esp + 0x10]
mov esi, edx
mov dword [esp + 0x224], 0xffffffff
call fcn.0046f5c4
pop ebp
mov eax, esi
pop ebx
mov ecx, dword [esp + 0x214]
pop edi
pop esi
mov dword fs:[0], ecx
add esp, 0x218
ret 4
Function at 0x421e60
Capabilities:
Log keystrokes via polling

Disassembly:
mov eax, dword [esp + 4]
push esi
push edi
mov edi, dword [sym.imp.USER32.dll_GetKeyState]
mov cl, byte [eax + 8]
and ecx, 0xff
mov esi, ecx
cmp si, 0x60
jb 0x421ece
cmp si, 0x69
ja 0x421ece
add esi, 0xffd0
cmp si, 0x11
je 0x421e9e
push 0x11
call edi
test ax, ax
jge 0x421e9e
or esi, 0x2000
cmp si, 0x10
je 0x421eb3
push 0x10
call edi
test ax, ax
jge 0x421eb3
or esi, 0x4000
cmp si, 0x12
je 0x421ec8
push 0x12
call edi
test ax, ax
jge 0x421ec8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x421edb
mov esi, 0xbd
jmp 0x421e8f
cmp si, 0x6e
jne 0x421ee8
mov esi, 0xbe
jmp 0x421e8f
cmp si, 0x6f
jne 0x421e89
mov esi, 0xbf
jmp 0x421e8f

Function at 0x423580
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x5b7f08]
xor edx, edx
cmp eax, edx
jne 0x4235a6
xor eax, eax
mov byte [eax + 0x5b7e08], al
inc eax
cmp eax, 0x100
jl 0x42358e
mov dword [0x5b7f08], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x5b7e08
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x423637
xor esi, esi
push ebp
mov byte [esp + 0x20], dl
xor ecx, ecx
mov edi, dword [esp + 0x20]
mov ebp, dword [esp + 0x18]
mov al, byte [esi + ebx]
and edi, 0xff
xor edx, edx
mov dl, byte [edi + ebp]
mov ebp, eax
and ebp, 0xff
add ecx, edx
add ecx, ebp
and ecx, 0x800000ff
jns 0x42360a
dec ecx
or ecx, 0xffffff00
inc ecx
mov byte [esp + 0x10], cl
mov ecx, dword [esp + 0x10]
and ecx, 0xff
mov dl, byte [ecx + ebx]
mov byte [esi + ebx], dl
mov byte [ecx + ebx], al
lea eax, [edi + 1]
cdq
idiv dword [esp + 0x1c]
inc esi
cmp esi, 0x100
mov byte [esp + 0x20], dl
jl 0x4235d8
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x4236b0
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov eax, dword [ebp + 0x10]
push ebx
push esi
push edi
mov cl, byte [eax + 0x100]
mov dl, byte [eax + 0x101]
mov dword [ebp - 8], eax
mov byte [ebp - 1], cl
mov byte [ebp - 2], dl
xor ebx, ebx
mov bl, byte [ebp - 1]
xor edx, edx
mov dl, byte [ebp - 2]
mov esi, dword [ebp - 8]
mov edi, dword [ebp + 8]
xor eax, eax
mov ecx, dword [ebp + 0xc]
test ecx, ecx
jle 0x423703
inc bl
mov al, byte [esi + ebx]
add dl, al
xchg byte [esi + edx], al
mov byte [esi + ebx], al
add al, byte [esi + edx]
mov al, byte [esi + eax]
xor byte [edi], al
inc edi
dec ecx
jne 0x4236ea
mov byte [ebp - 1], bl
mov byte [ebp - 2], dl
mov eax, dword [ebp + 0x10]
mov cl, byte [ebp - 1]
mov dl, byte [ebp - 2]
pop edi
pop esi
mov byte [eax + 0x100], cl
mov byte [eax + 0x101], dl
pop ebx
mov esp, ebp
pop ebp
ret