joyce8/EMBER2024-capa huggingface dataset:
Function at 0x455c00
Capabilities:
Packed with generic packer

Disassembly:
pushal
mov esi, section.UPX1
lea edi, [esi - 0x11000]
push edi
or ebp, 0xffffffff
jmp 0x455c22
mov al, byte [esi]
inc esi
mov byte [edi], al
inc edi
add ebx, ebx
jne 0x455c29
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x455c18
mov eax, 1
add ebx, ebx
jne 0x455c3b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
add ebx, ebx
jae 0x455c4c
jne 0x455c6b
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x455c6b
dec eax
add ebx, ebx
jne 0x455c58
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc eax, eax
jmp 0x455c30
add ebx, ebx
jne 0x455c67
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
jmp 0x455cbd
xor ecx, ecx
sub eax, 3
jb 0x455c83
shl eax, 8
mov al, byte [esi]
inc esi
xor eax, 0xffffffff
je 0x455cf2
sar eax, 1
mov ebp, eax
jmp 0x455c8e
add ebx, ebx
jne 0x455c8e
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x455c5c
inc ecx
add ebx, ebx
jne 0x455c9c
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jb 0x455c5c
add ebx, ebx
jne 0x455ca9
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
adc ecx, ecx
add ebx, ebx
jae 0x455c9e
jne 0x455cba
mov ebx, dword [esi]
sub esi, 0xfffffffc
adc ebx, ebx
jae 0x455c9e
add ecx, 2
cmp ebp, 0xfffffb00
adc ecx, 2
lea edx, [edi + ebp]
cmp ebp, 0xfffffffc
jbe 0x455cdc
mov al, byte [edx]
inc edx
mov byte [edi], al
inc edi
dec ecx
jne 0x455cce
jmp 0x455c1e
mov eax, dword [edx]
add edx, 4
mov dword [edi], eax
add edi, 4
sub ecx, 4
ja 0x455cdc
add edi, ecx
jmp 0x455c1e
pop esi
mov edi, esi
mov ecx, 0x743
mov al, byte [edi]
inc edi
sub al, 0xe8
cmp al, 1
ja 0x455cfa
cmp byte [edi], 1
jne 0x455cfa
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 al, bl
loop 0x455cff
lea edi, [esi + 0x4f000]
mov eax, dword [edi]
or eax, eax
je 0x455d6e
mov ebx, dword [edi + 4]
lea eax, [eax + esi + 0x55b08]
add ebx, esi
push eax
add edi, 8
call dword [esi + 0x55bd0]
xchg ebp, eax
mov al, byte [edi]
inc edi
or al, al
je 0x455d2c
mov ecx, edi
push edi
dec eax
repne scasb al, byte es:[edi]
push ebp
call dword [esi + 0x55bd4]
or eax, eax
je 0x455d68
mov dword [ebx], eax
add ebx, 4
jmp 0x455d49
call dword [esi + 0x55be4]
mov ebp, dword [esi + 0x55bd8]
lea edi, [esi - 0x1000]
mov ebx, 0x1000
push eax
push esp
push 4
push ebx
push edi
call ebp
lea eax, [edi + 0x21f]
and byte [eax], 0x7f
and byte [eax + 0x28], 0x7f
pop eax
push eax
push esp
push eax
push ebx
push edi
call ebp
pop eax
popal
lea eax, [esp - 0x80]
push 0
cmp esp, eax
jne 0x455da2
sub esp, 0xffffff80
jmp 0x40bbf4
Function at 0x101b5000
Capabilities:
Set environment variable

Disassembly:
push ebp
mov ebp, esp
xor eax, eax
mov al, byte [0x101a0158]
test eax, eax
je 0x101b501d
mov cl, byte [0x101a0608]
or cl, 1
mov byte [0x101a0608], cl
cmp dword [0x101a0130], 0
je 0x101b5035
mov dl, byte [0x101a0608]
or dl, 8
mov byte [0x101a0608], dl
xor eax, eax
mov al, byte [0x101a0608]
test eax, eax
je 0x101b509f
cmp dword [0x101a013c], 0
je 0x101b5059
push 0x101a2dfc
push 0x101a2e00
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
mov ecx, dword [0x101af454]
push ecx
mov dl, byte [0x101a0608]
push edx
push 0x101a03b0
push 0x101a0158
mov eax, dword [0x101a0140]
push eax
mov ecx, dword [0x101a013c]
push ecx
mov edx, dword [0x101a0138]
push edx
mov eax, dword [0x101a0134]
push eax
mov ecx, dword [0x101a0130]
push ecx
push 0x101a0128
call fcn.101b8498
add esp, 0x28
pop ebp
ret
Function at 0x101b675f
Capabilities:
Resume thread
Suspend thread

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
mov word [ebp - 8], 0
call fcn.101b7a78
mov word [ebp - 4], ax
cmp dword [0x101af570], 0
je 0x101b6789
mov dword [0x101afb44], 0
jmp 0x101b6793
mov dword [0x101afb44], 1
cmp dword [0x101afb44], 0
je 0x101b6993
cmp dword [0x101a2df8], 1
je 0x101b67ba
mov eax, dword [0x101a2df4]
cmp eax, dword [0x101a2df0]
jne 0x101b692c
push 0
call dword [sym.imp.MSVCRT.dll_time]
add esp, 4
push eax
call dword [sym.imp.MSVCRT.dll_srand]
add esp, 4
call dword [sym.imp.MSVCRT.dll_rand]
cdq
mov ecx, 5
idiv ecx
add edx, 1
mov dword [0x101a2df0], edx
mov dword [0x101a2df4], 1
mov edx, dword [0x101b1818]
and edx, 0x1f3
mov dword [0x101af550], edx
mov eax, dword [0x101af550]
mov ecx, dword [eax*4 + 0x1019f010]
xor ecx, 0xfd0699d6
mov dword [0x101af540], ecx
mov dword [0x101af544], 0
push 4
push 0
push 0x101af544
push 0x101af540
movzx dx, byte [0x1019f00d]
push edx
push 0x101af6ac
call fcn.101b9480
mov word [ebp - 4], ax
mov eax, dword [ebp - 4]
and eax, 0xffff
test eax, eax
jne 0x101b6876
mov ecx, dword [0x101af544]
xor ecx, 0x7b2309a7
mov edx, dword [0x101af550]
xor ecx, dword [edx*4 + 0x1019f7e0]
test ecx, ecx
je 0x101b6920
xor eax, eax
mov al, byte [0x101a1f6a]
cmp eax, 0x31
jne 0x101b6888
mov word [ebp - 4], 3
xor ecx, ecx
mov cl, byte [0x101a1f6a]
cmp ecx, 0x32
je 0x101b68a2
xor edx, edx
mov dl, byte [0x101a1f6a]
cmp edx, 0x33
jne 0x101b68a8
mov word [ebp - 4], 0
mov dword [0x101a2df8], 1
cmp dword [0x101af594], 0
jne 0x101b691e
xor eax, eax
mov al, byte [0x101a1f6a]
cmp eax, 0x32
je 0x101b68d4
xor ecx, ecx
mov cl, byte [0x101a1f6a]
cmp ecx, 0x33
jne 0x101b691e
mov edx, dword [0x101af69c]
push edx
call dword [sym.imp.KERNEL32.dll_SuspendThread]
mov dword [0x101af54c], 0xc
push 0x2010
call fcn.101b50a1
push eax
call fcn.101b78db
add esp, 8
mov dword [0x101af54c], 0
mov eax, dword [0x101af69c]
push eax
call dword [sym.imp.KERNEL32.dll_ResumeThread]
mov dword [0x101af594], 1
jmp 0x101b692a
mov dword [0x101a2df8], 0
jmp 0x101b6991
mov ecx, dword [0x101a2df4]
add ecx, 1
mov dword [0x101a2df4], ecx
mov edx, dword [0x101b1818]
mov dword [0x101af540], edx
mov dword [0x101af544], 0
push 4
push 0
push 0x101af544
push 0x101af540
push 0
push 0x101af6ac
call fcn.101b9480
mov word [ebp - 4], ax
mov eax, dword [ebp - 4]
and eax, 0xffff
test eax, eax
jne 0x101b698b
mov ecx, dword [0x101af544]
xor ecx, dword [0x101b1818]
test ecx, ecx
je 0x101b6991
mov word [ebp - 4], 3
jmp 0x101b69f7
mov edx, dword [0x101a2df4]
add edx, 1
mov dword [0x101a2df4], edx
mov eax, dword [0x101b1818]
mov dword [0x101af540], eax
mov dword [0x101af544], 0
push 4
push 0
push 0x101af544
push 0x101af540
push 0
push 0x101af6ac
call fcn.101b9480
mov word [ebp - 4], ax
mov ecx, dword [ebp - 4]
and ecx, 0xffff
test ecx, ecx
jne 0x101b69f1
mov edx, dword [0x101af544]
xor edx, dword [0x101b1818]
test edx, edx
je 0x101b69f7
mov word [ebp - 4], 3
mov ax, word [ebp - 4]
mov esp, ebp
pop ebp
ret
Function at 0x101b6ec1
Capabilities:
Suspend thread

Disassembly:
push ebp
mov ebp, esp
sub esp, 8
push 0x101b1800
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
mov dword [ebp - 8], 0
cmp dword [ebp - 8], 0x64
jge 0x101b6f3e
mov eax, dword [ebp - 8]
cmp dword [eax*4 + 0x101b1820], 0
je 0x101b6f2d
lea ecx, [ebp - 4]
push ecx
mov edx, dword [ebp - 8]
mov eax, dword [edx*4 + 0x101b1820]
push eax
call dword [sym.imp.KERNEL32.dll_GetExitCodeThread]
test eax, eax
je 0x101b6f2d
cmp dword [ebp - 4], 0x103
je 0x101b6f2d
mov ecx, dword [ebp - 8]
mov edx, dword [ecx*4 + 0x101b1820]
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [ebp - 8]
mov dword [eax*4 + 0x101b1820], 0
mov ecx, dword [ebp - 8]
push ecx
call fcn.101b7116
add esp, 4
mov dword [ebp - 8], eax
jmp 0x101b6ed9
mov dword [ebp - 8], 0
cmp dword [ebp - 8], 0x64
jge 0x101b6f7a
mov edx, dword [ebp - 8]
cmp dword [edx*4 + 0x101b1820], 0
je 0x101b6f69
mov eax, dword [ebp - 8]
mov ecx, dword [eax*4 + 0x101b1820]
push ecx
call dword [sym.imp.KERNEL32.dll_SuspendThread]
mov edx, dword [ebp - 8]
push edx
call fcn.101b7116
add esp, 4
mov dword [ebp - 8], eax
jmp 0x101b6f45
mov esp, ebp
pop ebp
ret

Function at 0x101b6f7e
Capabilities:
Resume thread

Disassembly:
push ebp
mov ebp, esp
push ecx
mov dword [ebp - 4], 0
cmp dword [ebp - 4], 0x64
jge 0x101b6fbe
mov eax, dword [ebp - 4]
cmp dword [eax*4 + 0x101b1820], 0
je 0x101b6fad
mov ecx, dword [ebp - 4]
mov edx, dword [ecx*4 + 0x101b1820]
push edx
call dword [sym.imp.KERNEL32.dll_ResumeThread]
mov eax, dword [ebp - 4]
push eax
call fcn.101b7116
add esp, 4
mov dword [ebp - 4], eax
jmp 0x101b6f89
push 0x101b1800
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov esp, ebp
pop ebp
ret

Function at 0x101b8cf0
Capabilities:
Check os version

Disassembly:
sub esp, 0x94
push edi
mov ecx, 0x25
xor eax, eax
lea edi, [esp + 4]
rep stosd dword es:[edi], eax
lea eax, [esp + 4]
mov dword [esp + 4], 0x94
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
test eax, eax
pop edi
je 0x101b8d65
mov eax, dword [esp + 0x10]
mov ecx, 2
sub eax, ecx
je 0x101b8d3c
mov word [0x101afb50], cx
call fcn.101bb1a0
add esp, 0x94
ret
cmp dword [esp + 4], 5
jne 0x101b8d29
mov edx, dword [esp + 8]
mov eax, 1
cmp edx, eax
jb 0x101b8d29
mov word [0x101afb50], ax
call fcn.101b8a40
call fcn.101b8bd0
call fcn.101bb1a0
add esp, 0x94
ret
Function at 0x101b9a40
Capabilities:
Check mutex on windows

Disassembly:
push ebx
push ebp
push esi
push edi
xor ebp, ebp
call fcn.101c5160
test eax, eax
jne 0x101b9a70
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x18]
push eax
push ebp
push ecx
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
mov esi, eax
test esi, esi
jne 0x101b9a85
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
ret
mov edx, dword [esp + 0x14]
push edx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
mov esi, eax
test esi, esi
je 0x101b9ac9
mov edi, dword [esp + 0x20]
mov ebx, dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
push edi
push esi
call ebx
test eax, eax
je 0x101b9aa9
cmp eax, 0x102
jne 0x101b9ab6
mov eax, dword [esp + 0x24]
inc ebp
cmp ebp, eax
jg 0x101b9ac0
jmp 0x101b9a8f
mov eax, dword [esp + 0x1c]
pop edi
mov dword [eax], esi
pop esi
pop ebp
xor eax, eax
pop ebx
ret
pop edi
pop esi
pop ebp
mov eax, 0x73
pop ebx
ret
push esi
call fcn.101b9b40
add esp, 4
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
ret

Function at 0x101b9ae0
Capabilities:
Check mutex on windows

Disassembly:
push esi
call fcn.101c5160
test eax, eax
jne 0x101b9af8
mov eax, dword [esp + 8]
mov ecx, dword [esp + 0xc]
push eax
push 0
push ecx
jmp 0x101b9b01
mov edx, dword [esp + 8]
push edx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
mov esi, eax
test esi, esi
jne 0x101b9b14
mov eax, 1
pop esi
ret
push 0xffffffffffffffff
push esi
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
jne 0x101b9b2b
mov eax, dword [esp + 0x10]
mov dword [eax], esi
xor eax, eax
pop esi
ret
mov eax, 0x73
pop esi
ret
Function at 0x101bd380
Capabilities:
Query environment variable

Disassembly:
sub esp, 0x208
push ebx
mov bx, word [esp + 0x220]
neg bx
push ebp
mov ebp, dword [esp + 0x21c]
sbb ebx, ebx
push esi
mov al, byte [ebp]
and ebx, 0xfffffffe
add ebx, 4
push edi
test al, al
je 0x101bd3ce
mov edi, ebp
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0x20]
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]
push 0x101ae504
mov byte [ebp], 0
call dword [sym.imp.MSVCRT.dll_getenv]
add esp, 4
test eax, eax
je 0x101bd3f6
jbe 0x101bd3f6
push eax
call dword [sym.imp.MSVCRT.dll_atoi]
add esp, 4
mov dword [esp + 0x14], eax
jmp 0x101bd3fe
mov dword [esp + 0x14], 0xa
mov ecx, dword [esp + 0x21c]
cmp word [ecx + 0x74], 4
jne 0x101bd411
mov ebx, 2
mov edx, dword [esp + 0x228]
mov ecx, 0x55
xor eax, eax
lea edi, [esp + 0xc4]
rep stosd dword es:[edi], eax
lea eax, [esp + 0x14]
push edx
mov edx, dword [esp + 0x224]
lea ecx, [esp + 0xc8]
push eax
push ecx
push edx
push ebx
call fcn.101c1c20
test ax, ax
jne 0x101bd586
cmp word [esp + 0x14], ax
mov dword [esp + 0x10], 0x46
mov dword [esp + 0x1c], 0
jbe 0x101bd59b
mov ebx, dword [sym.imp.MSVCRT.dll_sprintf]
lea esi, [esp + 0xc4]
mov dword [esp + 0x18], esi
cmp word [esi + 0x20], 0
jbe 0x101bd560
mov ecx, 0x10
xor eax, eax
mov edi, ebp
push 0x101ae4e4
rep stosd dword es:[edi], eax
lea eax, [esp + 0x64]
push eax
call ebx
mov ecx, dword [esp + 0x224]
push esi
push ecx
call fcn.101bc850
mov edi, esi
or ecx, 0xffffffff
xor eax, eax
push 0x101ae4e4
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
lea eax, [esp + 0x74]
mov edx, ecx
mov esi, edi
mov edi, ebp
push eax
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, edx
and ecx, 3
rep movsb byte es:[edi], byte [esi]
call ebx
lea ecx, [esp + 0x78]
push 0x101ae4e4
push ecx
call ebx
mov esi, dword [sym.imp.MSVCRT.dll__stricmp]
lea edx, [esp + 0x40]
push 0x101ad6d0
push edx
call esi
add esp, 0x28
test eax, eax
je 0x101bd50c
lea eax, [esp + 0x20]
push 0x101ad704
push eax
call esi
add esp, 8
test eax, eax
jne 0x101bd51b
push 0x101ad6c0
push ebp
call esi
add esp, 8
test eax, eax
je 0x101bd55c
mov ecx, dword [esp + 0x22c]
mov edx, dword [esp + 0x228]
mov eax, dword [esp + 0x220]
push ecx
mov ecx, dword [esp + 0x220]
push edx
push ebp
push eax
push ecx
call fcn.101bccd0
add esp, 0x14
mov dword [esp + 0x10], eax
test ax, ax
je 0x101bd582
lea edx, [esp + 0x60]
push 0x101ae4e4
push edx
call ebx
add esp, 8
mov esi, dword [esp + 0x18]
mov eax, dword [esp + 0x1c]
mov ecx, dword [esp + 0x14]
inc eax
and ecx, 0xffff
add esi, 0x22
cmp eax, ecx
mov dword [esp + 0x1c], eax
mov dword [esp + 0x18], esi
jl 0x101bd479
mov eax, dword [esp + 0x10]
cmp ax, 0x45
jne 0x101bd59f
pop edi
pop esi
pop ebp
mov ax, 3
pop ebx
add esp, 0x208
ret
mov eax, dword [esp + 0x10]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x208
ret
Function at 0x101bd5b0
Capabilities:
Get session user name

Disassembly:
sub esp, 0x4c8
push esi
lea eax, [esp + 8]
push edi
lea ecx, [esp + 0x10]
push eax
push ecx
mov dword [esp + 0x14], 0x40
call dword [sym.imp.ADVAPI32.dll_GetUserNameA]
cmp eax, 1
jne 0x101bd641
lea edi, [esp + 0x10]
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0xd0]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
push 0x40
mov eax, ecx
mov esi, edi
mov edi, edx
lea edx, [esp + 0x14]
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0x54]
push ecx
push edx
call fcn.101c6560
add esp, 0xc
cmp eax, 0xffffffff
jne 0x101bd637
mov eax, dword [0x101ae4dc]
mov cx, word [0x101ae4e0]
mov dl, byte [0x101ae4e2]
mov dword [esp + 0x10], eax
mov word [esp + 0x14], cx
mov byte [esp + 0x16], dl
jmp 0x101bd688
lea edi, [esp + 0x50]
lea edx, [esp + 0x10]
jmp 0x101bd66b
mov dx, word [0x101ae4e0]
mov ecx, dword [0x101ae4dc]
mov al, byte [0x101ae4e2]
mov word [esp + 0x14], dx
mov dword [esp + 0x10], ecx
mov byte [esp + 0x16], al
lea edi, [esp + 0x10]
lea edx, [esp + 0xd0]
or ecx, 0xffffffff
xor eax, eax
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]
lea ecx, [esp + 0x90]
push ebx
push ecx
call fcn.101c4fd0
lea edi, [esp + 0x98]
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0xd8]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
push 0x40
mov esi, edi
mov ebx, ecx
mov edi, edx
or ecx, 0xffffffff
repne scasb al, byte es:[edi]
mov ecx, ebx
dec edi
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, ebx
lea eax, [esp + 0x2dc]
and ecx, 3
push eax
rep movsb byte es:[edi], byte [esi]
lea ecx, [esp + 0xe0]
push ecx
call fcn.101c6560
add esp, 0x10
cmp eax, 0xffffffff
pop ebx
jne 0x101bd720
mov edx, dword [0x101ae558]
mov eax, dword [0x101ae55c]
mov ecx, dword [0x101ae560]
mov dword [esp + 0xd0], edx
mov dx, word [0x101ae564]
mov dword [esp + 0xd4], eax
mov dword [esp + 0xd8], ecx
mov word [esp + 0xdc], dx
jmp 0x101bd74b
lea edi, [esp + 0x2d0]
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0xd0]
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]
lea ecx, [esp + 8]
lea edi, [esp + 0xd0]
push ecx
or ecx, 0xffffffff
xor eax, eax
lea edx, [esp + 0xd4]
repne scasb al, byte es:[edi]
not ecx
dec ecx
mov dword [esp + 0xc], 0
push ecx
push edx
call fcn.101c4ef0
mov ecx, dword [esp + 0x14]
add esp, 0xc
inc eax
neg eax
sbb eax, eax
pop edi
and eax, ecx
pop esi
mov dword [0x101afba8], eax
add esp, 0x4c8
ret
Function at 0x101bdb80
Capabilities:
Create thread

Disassembly:
sub esp, 0x2c
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x40]
xor ebp, ebp
cmp edi, ebp
mov dword [esp + 0x10], ebp
mov dword [esp + 0x14], ebp
je 0x101bddbe
mov esi, dword [esp + 0x44]
cmp si, bp
jbe 0x101bddbe
cmp si, 0xffff
jne 0x101bdbbf
pop edi
pop esi
pop ebp
mov ax, 3
pop ebx
add esp, 0x2c
ret 0xc
push edi
call fcn.101bc550
mov ebx, eax
add ebx, 0x18
cmp word [ebx], 0x7242
jne 0x101bddb0
test byte [ebx + 0x12], 4
jne 0x101bdbee
mov eax, 2
pop edi
pop esi
mov word [ebx + 6], ax
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
push esi
push edi
call fcn.101c7b30
cmp ax, bp
jne 0x101bddc2
push edi
call fcn.101bdb30
add esp, 4
test ax, ax
je 0x101bdc25
push edi
call fcn.101c7c90
cmp ax, bp
jne 0x101bdbb1
push edi
call fcn.101bdb30
add esp, 4
test ax, ax
jne 0x101bdc0c
push edi
call fcn.101bd7a0
mov ecx, dword [0x101b1aa8]
push ecx
push eax
call fcn.101bda10
mov esi, eax
add esp, 0xc
cmp word [esi + 0x76], bp
mov ebp, dword [sym.imp.USER32.dll_GetSystemMetrics]
je 0x101bdc67
push 0x1000
call ebp
test eax, eax
je 0x101bdc67
mov eax, 0x46
pop edi
pop esi
mov word [ebx + 6], ax
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
cmp word [esp + 0x48], 1
jne 0x101bdda3
cmp word [0x101afbba], 0
jne 0x101bdcf5
lea edx, [esp + 0x18]
push edx
call fcn.101c5180
add esp, 4
test eax, eax
je 0x101bdca1
mov eax, 0x4a
pop edi
pop esi
mov word [ebx + 6], ax
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
push 0
lea eax, [esp + 0x1c]
push 0
push eax
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
test eax, eax
mov dword [0x101afbc0], eax
jne 0x101bdccc
mov eax, 0x4a
pop edi
pop esi
mov word [ebx + 6], ax
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
lea ecx, [esp + 0x40]
push ecx
push 0
push 0
push 0x101ba880
push 0
push 0
call dword [sym.imp.MSVCRT.dll__beginthreadex]
add esp, 0x18
mov dword [0x101afbc4], eax
mov word [0x101afbba], 1
cmp word [esi + 0x76], 0
je 0x101bdd1a
push 0x1000
call ebp
test eax, eax
je 0x101bdd1a
mov eax, 0x46
pop edi
pop esi
mov word [ebx + 6], ax
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
lea edx, [esp + 0x14]
lea eax, [esp + 0x10]
push edx
push eax
push edi
call fcn.101bd960
add esp, 0xc
test eax, eax
jne 0x101bdd44
mov eax, 0x46
pop edi
pop esi
mov word [ebx + 6], ax
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
mov si, word [esp + 0x10]
mov ecx, dword [0x101afba8]
neg si
sbb esi, esi
and esi, ecx
lea ecx, [esp + 0x24]
push ecx
push edi
call fcn.101c7710
mov dx, word [ebx + 0x38]
mov ax, word [ebx + 0x36]
push 0
push 0
push 0
push esi
push 1
push 1
push edx
push eax
push ebx
call fcn.101be4f0
add esp, 0x24
test ax, ax
je 0x101bdda3
push 0x404
push edi
call fcn.101c7890
push edi
call fcn.101c7970
pop edi
pop esi
pop ebp
mov ax, 0x46
pop ebx
add esp, 0x2c
ret 0xc
pop edi
pop esi
pop ebp
xor ax, ax
pop ebx
add esp, 0x2c
ret 0xc
pop edi
pop esi
pop ebp
mov ax, 2
pop ebx
add esp, 0x2c
ret 0xc
mov ax, 0x10
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x2c
ret 0xc
Function at 0x101be4f0
Capabilities:
Create thread

Disassembly:
mov eax, dword [esp + 0x18]
push ebx
mov ebx, dword [esp + 0x24]
push ebp
mov ebp, dword [esp + 0x24]
push esi
mov esi, dword [esp + 0x20]
mov ecx, dword [esp + 0x1c]
push edi
mov edi, dword [esp + 0x34]
mov edx, dword [esp + 0x1c]
push edi
push ebx
push ebp
push eax
mov eax, dword [esp + 0x28]
push 0
push esi
push ecx
push edx
push eax
call fcn.101b9ed0
add esp, 0x24
test ax, ax
je 0x101be538
mov ecx, dword [esp + 0x14]
pop edi
pop esi
pop ebp
mov word [ecx + 6], ax
pop ebx
ret
cmp word [0x101afbb8], 0
jne 0x101be5ca
lea edx, [esp + 0x30]
lea eax, [esp + 0x34]
push edx
push 0
push eax
push 0x101b9e00
push 0
push 0
call dword [sym.imp.MSVCRT.dll__beginthreadex]
add esp, 0x18
mov dword [0x101afbb4], eax
push 0x1b58
push eax
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
test eax, eax
jne 0x101be5ca
mov ax, word [esp + 0x34]
cmp ax, 2
jne 0x101be5d2
cmp dword [esp + 0x20], 0xffffffff
jne 0x101be59e
test esi, esi
jge 0x101be59e
mov ecx, dword [esp + 0x28]
push edi
push ebx
push ebp
push ecx
push 2
push esi
push 0xffffffffffffffff
jmp 0x101be5ab
mov ecx, dword [esp + 0x28]
push edi
push ebx
push ebp
push ecx
push 2
push esi
push 1
mov edx, dword [esp + 0x38]
mov eax, dword [esp + 0x34]
push edx
push eax
call fcn.101b9ed0
mov ecx, dword [0x101afbb4]
add esp, 0x24
push ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
pop ebp
xor ax, ax
pop ebx
ret
test ax, ax
jne 0x101be5ec
mov edx, dword [0x101afbb4]
push edx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
pop ebp
xor ax, ax
pop ebx
ret
cmp dword [esp + 0x20], 1
jne 0x101be606
test esi, esi
jle 0x101be606
mov eax, dword [esp + 0x28]
push edi
push ebx
push ebp
push eax
push 1
push esi
push 1
jmp 0x101be613
mov eax, dword [esp + 0x28]
push edi
push ebx
push ebp
push eax
push 1
push esi
push 0xffffffffffffffff
mov ecx, dword [esp + 0x38]
mov edx, dword [esp + 0x34]
push ecx
push edx
call fcn.101b9ed0
mov eax, dword [esp + 0x38]
add esp, 0x24
mov word [eax + 6], 0x46
mov ecx, dword [0x101afbb4]
push ecx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
pop edi
pop esi
pop ebp
mov ax, 0x46
pop ebx
ret
Function at 0x101c4ef0
Capabilities:
Encode data using xor

Disassembly:
mov eax, dword [0x101b0538]
push esi
mov esi, dword [esp + 8]
test eax, eax
jne 0x101c4f16
call fcn.101c4f60
test eax, eax
je 0x101c4f0c
or eax, 0xffffffff
pop esi
ret
mov dword [0x101ae770], 0
mov eax, dword [esp + 0xc]
mov edx, dword [esp + 0x10]
mov ecx, eax
dec eax
test ecx, ecx
je 0x101c4f50
push ebx
push edi
lea edi, [eax + 1]
mov eax, dword [edx]
xor ebx, ebx
mov bl, byte [esi]
mov ecx, eax
and ecx, 0xff
xor ecx, ebx
mov ebx, dword [0x101b0538]
shr eax, 8
mov ecx, dword [ebx + ecx*4]
inc esi
xor eax, ecx
dec edi
mov dword [edx], eax
jne 0x101c4f2a
pop edi
pop ebx
mov eax, dword [edx]
pop esi
ret

Function at 0x101c4f60
Capabilities:
Hash data with crc32

Disassembly:
push 0x400
call dword [sym.imp.MSVCRT.dll_malloc]
add esp, 4
mov dword [0x101b0538], eax
test eax, eax
jne 0x101c4f97
mov eax, dword [sym.imp.MSVCRT.dll__iob]
push 0x101ae7a4
add eax, 0x40
push 0x101ae774
push eax
call dword [sym.imp.MSVCRT.dll_fprintf]
add esp, 0xc
or eax, 0xffffffff
ret
push esi
xor edx, edx
jmp 0x101c4fa1
mov eax, dword [0x101b0538]
mov ecx, edx
mov esi, 8
test cl, 1
je 0x101c4fb7
shr ecx, 1
xor ecx, 0xedb88320
jmp 0x101c4fb9
shr ecx, 1
dec esi
jne 0x101c4fa8
mov dword [eax + edx*4], ecx
inc edx
cmp edx, 0xff
jle 0x101c4f9c
xor eax, eax
pop esi
ret

Function at 0x101c51e0
Capabilities:
Contain obfuscated stackstrings

Disassembly:
sub esp, 0x10
mov cl, 0x65
mov al, 0x72
push esi
xor esi, esi
mov byte [esp + 4], 0x54
mov byte [esp + 5], cl
mov byte [esp + 6], al
mov byte [esp + 7], 0x6d
mov byte [esp + 8], 0x69
mov byte [esp + 9], 0x6e
mov byte [esp + 0xa], 0x61
mov byte [esp + 0xb], 0x6c
mov byte [esp + 0xc], 0x20
mov byte [esp + 0xd], 0x53
mov byte [esp + 0xe], cl
mov byte [esp + 0xf], al
mov byte [esp + 0x10], 0x76
mov byte [esp + 0x11], cl
mov byte [esp + 0x12], al
mov byte [esp + 0x13], 0
call dword [sym.imp.KERNEL32.dll_GetVersion]
test eax, 0x80000000
jne 0x101c5269
cmp al, 4
jbe 0x101c5257
lea eax, [esp + 4]
push eax
call fcn.101c5270
add esp, 4
pop esi
add esp, 0x10
ret
lea ecx, [esp + 4]
push ecx
call fcn.101c5270
add esp, 4
pop esi
add esp, 0x10
ret
mov eax, esi
pop esi
add esp, 0x10
ret