joyce8/EMBER2024-capa huggingface dataset:
Function at 0x10020620
Capabilities:
Encode data using base64

Disassembly:
mov ecx, dword [esp + 4]
push ebp
push edi
mov edi, dword [esp + 0x14]
xor ebp, ebp
test edi, edi
jle 0x10020712
push esi
mov esi, dword [esp + 0x14]
lea esp, [esp]
cmp edi, 3
jl 0x100206a2
movzx eax, byte [esi + 2]
xor edx, edx
mov dh, byte [esi]
add ecx, 1
add ecx, 1
add ecx, 1
mov dl, byte [esi + 1]
shl edx, 8
or edx, eax
mov eax, edx
shr eax, 0x12
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx - 3], al
mov eax, edx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx - 2], al
mov eax, edx
shr eax, 6
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx - 1], al
and edx, 0x3f
movzx edx, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx], dl
jmp 0x100206fd
movzx edx, byte [esi]
shl edx, 0x10
cmp edi, 2
jne 0x100206b4
xor eax, eax
mov ah, byte [esi + 1]
or edx, eax
mov eax, edx
shr eax, 0x12
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx], al
mov eax, edx
shr eax, 0xc
and eax, 0x3f
movzx eax, byte [eax + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
add ecx, 1
mov byte [ecx], al
add ecx, 1
cmp edi, 1
jne 0x100206e8
mov edx, 0x3d
jmp 0x100206f5
shr edx, 6
and edx, 0x3f
movzx edx, byte [edx + str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_]
mov byte [ecx], dl
add ecx, 1
mov byte [ecx], 0x3d
sub edi, 3
add ecx, 1
add ebp, 4
add esi, 3
test edi, edi
jg 0x10020640
pop esi
pop edi
mov eax, ebp
mov byte [ecx], 0
pop ebp
ret
Function at 0x10033ca0
Capabilities:
Encode data using xor

Disassembly:
mov ecx, dword [esp + 4]
mov edx, dword [ecx + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x10]
push esi
xor eax, eax
test dl, 1
push edi
mov dword [esp + 0x18], ebp
jne 0x10033cc1
mov eax, 0x271a
jmp 0x10033d13
test dl, 8
jne 0x10033ccd
mov eax, 0x2732
jmp 0x10033d13
cmp byte [ecx + 0xb5], al
mov edx, dword [ecx + 0x4c]
je 0x10033d26
cmp dword [esp + 0x20], edx
jae 0x10033ce8
pop edi
pop esi
pop ebp
mov eax, 0x271b
pop ebx
ret
test edx, edx
jbe 0x10033d0d
mov edi, 0xfffffff4
mov esi, ebp
lea edx, [ecx + 0xc]
sub edi, ecx
mov bl, byte [edx + 0x20]
xor bl, byte [edx]
add edx, 1
mov byte [esi], bl
lea ebx, [edi + edx]
add esi, 1
cmp ebx, dword [ecx + 0x4c]
jb 0x10033cf8
add ebp, dword [ecx + 0x4c]
mov dword [ecx + 8], eax
mov ecx, dword [esp + 0x1c]
test ecx, ecx
je 0x10033d21
sub ebp, dword [esp + 0x18]
mov dword [ecx], ebp
pop edi
pop esi
pop ebp
pop ebx
ret
cmp dword [esp + 0x20], edx
jae 0x10033d36
pop edi
pop esi
pop ebp
mov eax, 0x271d
pop ebx
ret
test edx, edx
jbe 0x10033d10
mov edi, 0xfffffff4
mov esi, ebp
lea edx, [ecx + 0xc]
sub edi, ecx
mov bl, byte [edx + 0x20]
xor bl, byte [edx]
cmp bl, byte [esi]
jne 0x10033d5f
add edx, 1
lea ebx, [edx + edi]
add esi, 1
cmp ebx, dword [ecx + 0x4c]
jb 0x10033d46
jmp 0x10033d10
mov eax, 0x2719
jmp 0x10033d13

Function at 0x1003e1d0
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x10
shr dword [esp + 0x1c], 4
push ebx
push esi
mov esi, dword [esp + 0x2c]
mov eax, dword [esi]
mov ecx, dword [esi + 4]
mov edx, dword [esi + 8]
mov ebx, dword [esi + 0xc]
je 0x1003e25d
mov esi, dword [esp + 0x1c]
push ebp
push edi
mov edi, dword [esp + 0x28]
mov ebp, dword [esi]
xor ebp, eax
mov eax, dword [esi + 4]
xor eax, ecx
mov ecx, dword [esi + 8]
xor ecx, edx
mov edx, dword [esi + 0xc]
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x30]
mov dword [esp + 0x18], ecx
push eax
lea ecx, [esp + 0x14]
xor edx, ebx
push ecx
mov dword [esp + 0x18], ebp
mov dword [esp + 0x24], edx
add esi, 0x10
call dword [esp + 0x40]
mov ecx, dword [esp + 0x1c]
mov edx, dword [esp + 0x20]
mov ebx, dword [esp + 0x24]
mov eax, dword [esp + 0x18]
mov ebp, ecx
mov dword [edi + 4], ebp
mov ebp, edx
mov dword [edi + 8], ebp
mov ebp, ebx
mov dword [edi], eax
mov dword [edi + 0xc], ebp
add esp, 8
add edi, 0x10
sub dword [esp + 0x2c], 1
jne 0x1003e1f5
mov esi, dword [esp + 0x34]
pop edi
pop ebp
mov dword [esi], eax
mov dword [esi + 0xc], ebx
mov dword [esi + 4], ecx
mov dword [esi + 8], edx
pop esi
xor eax, eax
pop ebx
add esp, 0x10
ret
Function at 0x1003e270
Capabilities:
Encode data using xor

Disassembly:
sub esp, 0x28
shr dword [esp + 0x34], 4
mov eax, dword [esp + 0x3c]
mov ecx, dword [eax + 8]
mov edx, dword [eax + 0xc]
push ebx
mov ebx, dword [eax]
push ebp
mov ebp, dword [eax + 4]
mov dword [esp + 8], ecx
mov dword [esp + 0xc], edx
je 0x1003e333
push esi
mov esi, dword [esp + 0x38]
push edi
mov edi, dword [esp + 0x40]
mov eax, dword [esi]
mov ecx, dword [esi + 4]
mov dword [esp + 0x28], eax
mov dword [esp + 0x18], eax
mov eax, dword [esi + 8]
mov dword [esp + 0x2c], ecx
mov dword [esp + 0x1c], ecx
mov ecx, dword [esi + 0xc]
mov dword [esp + 0x30], eax
mov dword [esp + 0x20], eax
mov eax, dword [esp + 0x48]
mov dword [esp + 0x34], ecx
mov dword [esp + 0x24], ecx
push eax
lea ecx, [esp + 0x2c]
push ecx
add esi, 0x10
call dword [esp + 0x58]
mov edx, dword [esp + 0x30]
mov ecx, dword [esp + 0x38]
xor ecx, dword [esp + 0x18]
mov eax, dword [esp + 0x34]
xor edx, ebx
mov ebx, dword [esp + 0x20]
mov dword [edi], edx
mov edx, dword [esp + 0x3c]
xor edx, dword [esp + 0x1c]
xor eax, ebp
mov ebp, dword [esp + 0x24]
mov dword [edi + 4], eax
mov eax, dword [esp + 0x28]
mov dword [edi + 8], ecx
mov ecx, dword [esp + 0x2c]
mov dword [edi + 0xc], edx
add esp, 8
add edi, 0x10
sub dword [esp + 0x44], 1
mov dword [esp + 0x10], eax
mov dword [esp + 0x14], ecx
jne 0x1003e2a1
mov eax, dword [esp + 0x4c]
pop edi
pop esi
mov edx, dword [esp + 8]
mov ecx, dword [esp + 0xc]
mov dword [eax + 4], ebp
mov dword [eax], ebx
pop ebp
mov dword [eax + 8], edx
mov dword [eax + 0xc], ecx
xor eax, eax
pop ebx
add esp, 0x28
ret
Function at 0x1003e350
Capabilities:
Encode data using xor

Disassembly:
sub esp, 8
push ebx
push ebp
push esi
mov esi, dword [esp + 0x18]
mov eax, dword [esi]
add eax, eax
add eax, eax
cmp eax, 4
push edi
lea ebx, [esi + 0x20]
jle 0x1003e407
add eax, 0xfffffffc
mov dword [esp + 0x10], eax
mov edi, dword [ebx]
mov eax, edi
and eax, 0x80808080
lea edx, [edi + edi]
and edx, 0xfefefefe
mov ecx, eax
shr ecx, 7
sub eax, ecx
and eax, 0x1b1b1b1b
xor eax, edx
mov ecx, eax
and ecx, 0x80808080
mov edx, ecx
shr edx, 7
sub ecx, edx
and ecx, 0x1b1b1b1b
lea edx, [eax + eax]
and edx, 0xfefefefe
xor ecx, edx
mov edx, ecx
and edx, 0x80808080
mov esi, edx
shr esi, 7
sub edx, esi
and edx, 0x1b1b1b1b
lea esi, [ecx + ecx]
and esi, 0xfefefefe
xor edx, esi
mov esi, edx
xor esi, edi
mov edi, esi
xor edi, ecx
rol edi, 0x10
mov ebp, esi
xor ebp, eax
ror ebp, 8
xor edi, ebp
rol esi, 8
xor edi, esi
xor edi, edx
xor edi, ecx
xor edi, eax
mov dword [ebx], edi
add ebx, 4
sub dword [esp + 0x10], 1
jne 0x1003e374
mov esi, dword [esp + 0x1c]
mov edx, dword [esi]
lea eax, [edx + 1]
shl eax, 4
shr edx, 1
lea ecx, [esi + 0x10]
add eax, esi
test edx, edx
mov dword [esp + 0x14], ecx
jle 0x1003e469
mov edi, edi
mov ebp, dword [ecx + 0xc]
mov esi, dword [ecx]
mov edi, dword [ecx + 4]
mov ebx, dword [ecx + 8]
mov dword [esp + 0x10], ebp
mov ebp, dword [eax]
mov dword [ecx], ebp
mov ebp, dword [eax + 4]
mov dword [ecx + 4], ebp
mov ebp, dword [eax + 8]
mov dword [ecx + 8], ebp
mov ebp, dword [eax + 0xc]
mov dword [ecx + 0xc], ebp
mov dword [eax], esi
mov esi, dword [esp + 0x10]
mov dword [eax + 4], edi
mov dword [eax + 8], ebx
mov dword [eax + 0xc], esi
sub edx, 1
add ecx, 0x10
sub eax, 0x10
test edx, edx
jg 0x1003e420
mov esi, dword [esp + 0x1c]
mov ecx, dword [esp + 0x14]
mov esi, dword [esi]
cmp esi, 0xe
je 0x1003e49e
lea eax, [esi*4]
mov edx, dword [ecx + eax*4]
mov dword [ecx + 0xe0], edx
mov edx, dword [ecx + eax*4 + 4]
mov dword [ecx + 0xe4], edx
mov edx, dword [ecx + eax*4 + 8]
mov dword [ecx + 0xe8], edx
mov eax, dword [ecx + eax*4 + 0xc]
mov dword [ecx + 0xec], eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 8
ret
Function at 0x1003ed2b
Capabilities:
Terminate process

Disassembly:
cmp ecx, dword [0x1005b460]
jne 0x1003ed35
repz ret
jmp fcn.1003f28f
Function at 0x4400c9
Capabilities:
Encrypt data using dpapi

Disassembly:
push esi
push edi
push 0x46c6d0
push str.AdvApi32.dll
call main
mov edi, dword [sym.imp.kernel32.dll_GetProcAddress]
mov esi, eax
test esi, esi
js 0x44010c
push str.SystemFunction040
push dword [0x46c6d0]
call edi
push str.SystemFunction041
push dword [0x46c6d0]
mov dword [0x46c6c0], eax
call edi
mov dword [0x46c6c4], eax
jmp 0x440111
mov eax, dword [0x46c6c4]
cmp dword [0x46c6c0], 0
je 0x440122
test eax, eax
jne 0x4401c9
push 0x46c6d4
push str.Crypt32.dll
call main
mov esi, eax
test esi, esi
js 0x4401d3
push str.CryptProtectMemory
push dword [0x46c6d4]
call edi
cmp dword [0x46c6c0], 0
mov dword [0x46c6c8], eax
jne 0x440187
test eax, eax
jne 0x440187
call dword [sym.imp.kernel32.dll_GetLastError]
mov esi, eax
test esi, esi
jle 0x440171
movzx esi, si
or esi, 0x80070000
test esi, esi
js 0x440178
mov esi, 0x80004005
push esi
push 0x28
push str.c:_agent_work138_s_srclibsdutilcryputil.cpp
call fcn.004038f5
jmp 0x4401d3
push str.CryptUnprotectMemory
push dword [0x46c6d4]
call edi
cmp dword [0x46c6c4], 0
mov dword [0x46c6cc], eax
jne 0x4401c9
test eax, eax
jne 0x4401c9
call dword [sym.imp.kernel32.dll_GetLastError]
mov esi, eax
test esi, esi
jle 0x4401bd
movzx esi, si
or esi, 0x80070000
test esi, esi
js 0x4401c4
mov esi, 0x80004005
push esi
push 0x2d
jmp 0x44017b
mov dword [0x46c6d8], 1
pop edi
mov eax, esi
pop esi
ret

Function at 0x4402dd
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x1c
pushal
call 0x4402ec
pop dword [ebp - 0xc]
mov eax, 0x7e904541
sub eax, 0x7e4c4255
sub dword [ebp - 0xc], eax
push 0x40
push 0x1000
push 0x51a25
push 0
mov eax, 0x5acda092
add eax, 0xa577121e
add eax, dword [ebp - 0xc]
call dword [eax]
mov ecx, 0xedae5ac2
sub ecx, 0xedae0ca8
mov ebx, eax
mov edx, 0xb40d0324
add edx, 0x4c3b8adc
add edx, dword [ebp - 0xc]
mov edi, 0x66331d03
sub edi, 0x2ef1b6a9
add dword [ebp - 4], 0xad495b9d
mov esi, dword [edx]
add dword [ebp - 8], 0xd847938b
add esi, edi
add dword [ebp - 4], esi
mov dword [ebx], esi
xor dword [ebp - 8], 0xf4004b23
add ebx, 4
add edx, 0x5339957c
sub edx, 0x53399578
loop 0x44034b
add eax, 0x678e7174
add eax, 0x9872b9c7
xor ebx, ebx
add ebx, eax
add eax, 5
mov ecx, 0x2a02729f
add ecx, 0xd63d8d61
add ecx, dword [ebp - 0xc]
call ebx
leave
ret
Function at 0x4209ab
Capabilities:
Parse pe header

Disassembly:
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
test eax, eax
je 0x4209ea
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x4209ea
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x4209ea
mov eax, 0x10b
cmp word [ecx + 0x18], ax
jne 0x4209ea
cmp dword [ecx + 0x74], 0xe
jbe 0x4209ea
cmp dword [ecx + 0xe8], 0
setne al
ret
xor al, al
ret

Function at 0x433160
Capabilities:
Parse pe header

Disassembly:
push ebp
mov ebp, esp
mov eax, dword [ebp + 8]
mov ecx, 0x5a4d
cmp word [eax], cx
jne 0x43318d
mov ecx, dword [eax + 0x3c]
add ecx, eax
cmp dword [ecx], 0x4550
jne 0x43318d
mov edx, 0x10b
xor eax, eax
cmp word [ecx + 0x18], dx
sete al
pop ebp
ret
xor eax, eax
pop ebp
ret

Function at 0x461f20
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, 0x455015
lea edi, [esi - 0x54015]
push edi
or ebp, 0xffffffff
jmp 0x461f42
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x461f49
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x461f38
mov eax, 1
add ebx, ebx
jne 0x461f5b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x461f50
jne 0x461f6c
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x461f50
xor ecx, ecx
sub eax, 3
jb 0x461f80
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x461ff2
mov ebp, eax
add ebx, ebx
jne 0x461f8b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jne 0x461f98
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jne 0x461fbc
inc ecx
add ebx, ebx
jne 0x461fa8
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x461f9d
jne 0x461fb9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x461f9d
add ecx, 2
cmp ebp, 0xfffff300
adc ecx, 1
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x461fdc
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x461fcd
jmp 0x461f3e
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x461fdc
add edi, ecx
jmp 0x461f3e
pop esi
mov edi, esi
mov ecx, 0x32d
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x461ffa
cmp byte [edi], 0
jne 0x461ffa
mov eax, dword [edi]
mov bl, byte [edi + 4]
shr ax, 8
rol eax, 0x10
xchg ah, al
sub eax, edi
sub bl, 0xe8
add eax, esi
mov dword [edi], eax
add edi, 5
mov eax, ebx
loop 0x461fff
lea edi, [esi + 0x5f000]
mov eax, dword [edi]
or eax, eax
je 0x46206e
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x621f0]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x62254]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x46202c
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x62258]
or eax, eax
je 0x462068
mov dword [ebx], eax
add ebx, 4
jmp 0x462049
call dword [esi + 0x6225c]
popal
jmp 0x4095a4
Function at 0x428760
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4a0c6b
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.00494e58
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x4287e2
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.00492a40
mov eax, dword [eax]
push 0x7cd234
push eax
call fcn.00484cb4
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004950e3
test bl, bl
je 0x4287e2
push 0x7cd234
lea ecx, [esp + 0xc]
call fcn.00495473
push 0x7d0dc8
lea ecx, [esp + 0xc]
call fcn.00495473
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 0x42881e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004950e3
jmp 0x4288e9
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 0x4288a2
lea edx, [esp + 0x7c]
push 0x7d0dc4
push edx
call fcn.00484cb4
add esp, 8
test eax, eax
je 0x4288a2
lea eax, [esp + 0x7c]
push 0x7d0dc0
push eax
call fcn.00484cb4
add esp, 8
test eax, eax
je 0x4288a2
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 0x428832
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.004950e3
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 0x4290e0
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 0x429142
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 0x429150
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4a0ceb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x7da158]
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 0x429288
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x4291b6
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004950e3
xor eax, eax
jmp 0x4292ff
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.00495220
push esi
lea ecx, [esp + 0xc]
call fcn.004954af
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push 0x7d0e00
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x4292dd
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push closesocket
call fcn.004290e0
test eax, eax
jne 0x4292dd
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.004290e0
test eax, eax
jne 0x4292dd
lea eax, [esp + 0x14]
push 0x7d0ddc
push eax
call fcn.00485dc0
mov esi, eax
add esp, 8
test esi, esi
jne 0x4292bc
lea ecx, [esp + 0x14]
push 0x7d0dd8
push ecx
call fcn.00485d40
mov esi, eax
add esp, 8
test esi, esi
jne 0x4292bc
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x4292bf
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004951d0
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x4291ce
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004950e3
xor eax, eax
jmp 0x4292ff
mov byte [esi], 0
push 0x7d0dd4
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.004950e3
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 0x43d280
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 0x43d2ee
cmp si, 0x69
ja 0x43d2ee
add esi, 0xffd0
cmp si, 0x11
je 0x43d2be
push 0x11
call edi
test ax, ax
jge 0x43d2be
or esi, 0x2000
cmp si, 0x10
je 0x43d2d3
push 0x10
call edi
test ax, ax
jge 0x43d2d3
or esi, 0x4000
cmp si, 0x12
je 0x43d2e8
push 0x12
call edi
test ax, ax
jge 0x43d2e8
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x43d2fb
mov esi, 0xbd
jmp 0x43d2af
cmp si, 0x6e
jne 0x43d308
mov esi, 0xbe
jmp 0x43d2af
cmp si, 0x6f
jne 0x43d2a9
mov esi, 0xbf
jmp 0x43d2af

Function at 0x43ea30
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x7ea9d0]
xor edx, edx
cmp eax, edx
jne 0x43ea56
xor eax, eax
mov byte [eax + 0x7ea8d0], al
inc eax
cmp eax, 0x100
jl 0x43ea3e
mov dword [0x7ea9d0], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x7ea8d0
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x43eae7
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 0x43eaba
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 0x43ea88
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x43eb60
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 0x43ebb3
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 0x43eb9a
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
Function at 0x4455f0
Capabilities:
Enumerate pe sections

Disassembly:
sub esp, 0x18
mov eax, dword [esp + 0x1c]
push ebx
push ebp
push esi
xor esi, esi
xor ecx, ecx
mov si, word [eax + 8]
mov cx, word [eax + 4]
xor ebp, ebp
xor edx, edx
mov bp, word [eax + 0xa]
mov dx, word [eax + 6]
sub esi, ecx
sub ebp, edx
inc esi
xor ebx, ebx
inc ebp
cmp esi, ebx
mov dword [esp + 0x14], esi
jle 0x445788
cmp ebp, ebx
jle 0x445788
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, 0x80000007
mov dword [esp + 0x10], edi
jns 0x44564e
dec eax
or eax, 0xfffffff8
inc eax
je 0x445655
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x445664
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x44566b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.00494e24
add esp, 4
cmp eax, ebx
je 0x44568c
mov dword [eax], ebx
mov dword [eax + 4], ebx
mov dword [eax + 8], ebx
mov dword [eax + 0xc], ebx
mov dword [eax + 0x10], ebx
mov dword [eax + 0x14], ebx
mov ebx, eax
mov eax, edi
mov dword [esp + 0x14], ebx
imul eax, ebp
push eax
mov dword [ebx], 7
mov dword [ebx + 4], esi
mov dword [ebx + 8], ebp
mov dword [ebx + 0x14], eax
call fcn.00494e24
mov ecx, dword [ebx + 0x14]
mov edi, eax
mov edx, ecx
xor eax, eax
shr ecx, 2
mov dword [ebx + 0x10], edi
add esp, 4
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
test ebp, ebp
lea edx, [eax + 0x80]
jle 0x44577e
xor eax, eax
mov dword [esp + 0x20], ebp
mov dword [esp + 0x1c], eax
mov ebp, dword [ebx + 0x10]
xor ecx, ecx
add ebp, eax
mov dword [esp + 0x2c], ecx
test esi, esi
jle 0x445765
mov al, byte [edx]
cmp al, 0xc0
jbe 0x445751
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x445746
xor eax, eax
mov ecx, esi
mov al, byte [edx]
mov edx, ecx
mov bl, al
mov edi, ebp
mov bh, bl
dec esi
mov eax, ebx
shl eax, 0x10
mov ax, bx
mov ebx, dword [esp + 0x14]
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x24]
and ecx, 3
add ebp, esi
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x2c]
lea ecx, [eax + esi*8]
mov esi, dword [esp + 0x18]
jmp 0x445754
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x445754
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x4456f0
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x10]
mov ecx, dword [esp + 0x20]
add eax, edi
dec ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x20], ecx
jne 0x4456e1
pop edi
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x18
ret
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x18
ret