wfin5[.]exe | Triage™

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General

Target
wfin5.exe
Size 112KB
Sample260909-aky2dsac82
SHA256 3cd6e77cb4574fe0f30f3d9cadbcc4d54bfc987f182f9fcafd3a397b4ce368b5
MD5 59cf294a12a646f2525b6942a016cc64
SHA1 19299e8a5ff05e184a350d6e8d35340561d84cd1
SHA512 4ab1092c49dd9c5209892ce201b2d6a721608dfdc691a0a7692c7c7460d07bccde894b74807599d933dae73c8f8b7ad562a90914ae5f521eafabed8d2c2114da
SSDEEP 1536:wrfCgEeo/rG977GcBUOo8axiSO3OUnf0LNSrcHSO7U0YEGou1VEicupH6A2:XWdZTgNSgyv0ZGoQEitpaA2
TLSH
T115B32B37F6A3857CC09BC1349AC742B2B971FC190734B56E0384A9313E29A71AF9DB56
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
wfin5.exe

File Explorer

wfin5.exe

.exe 112KB

wfin5.exe

IMPHASH cc768a63cc9115c6e151ef3aef1e509a
SHA256 3cd6e77cb4574fe0f30f3d9cadbcc4d54bfc987f182f9fcafd3a397b4ce368b5
MD5 59cf294a12a646f2525b6942a016cc64
SHA1 19299e8a5ff05e184a350d6e8d35340561d84cd1
SHA512 4ab1092c49dd9c5209892ce201b2d6a721608dfdc691a0a7692c7c7460d07bccde894b74807599d933dae73c8f8b7ad562a90914ae5f521eafabed8d2c2114da
SSDEEP 1536:wrfCgEeo/rG977GcBUOo8axiSO3OUnf0LNSrcHSO7U0YEGou1VEicupH6A2:XWdZTgNSgyv0ZGoQEitpaA2
TLSH
T115B32B37F6A3857CC09BC1349AC742B2B971FC190734B56E0384A9313E29A71AF9DB56
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

5088

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DEBUG_STRIPPED

PDB paths

advapi32

GetUserNameA RegCloseKey RegDeleteValueA RegOpenKeyA RegSetValueExA

bcrypt

BCryptGenRandom

kernel32

CloseHandle CopyFileA CreateDirectoryA CreateFileA CreatePipe CreateProcessA CreateToolhelp32Snapshot DeleteCriticalSection DeleteFileA EnterCriticalSection ExitProcess FileTimeToLocalFileTime FileTimeToSystemTime FindClose FindFirstFileA FindNextFileA GetConsoleWindow GetCurrentProcessId GetLastError GetModuleFileNameA GetSystemDirectoryA InitializeCriticalSection IsDBCSLeadByteEx LeaveCriticalSection MoveFileA MultiByteToWideChar OpenProcess Process32First Process32Next ReadFile RemoveDirectoryA SetFileAttributesA SetHandleInformation SetUnhandledExceptionFilter Sleep TerminateProcess TlsGetValue VirtualProtect VirtualQuery WaitForSingleObject WideCharToMultiByte WriteFile __C_specific_handler

msvcrt

___lc_codepage_func ___mb_cur_max_func __getmainargs __initenv __iob_func __set_app_type __setusermatherr _amsg_exit _cexit _chdir _commode _errno _fmode _getcwd _initterm _lock _mkdir _onexit _stat64 _stricmp _time64 _unlock abort atoi calloc exit fclose fopen fprintf fputc fread free fwrite getenv localeconv malloc memchr memcmp memcpy memset realloc remove signal strchr strcmp strcspn strerror strlen strncat strncmp strncpy strrchr strspn system vfprintf wcslen

user32

ShowWindow

winhttp

WinHttpCloseHandle WinHttpConnect WinHttpOpen WinHttpOpenRequest WinHttpQueryHeaders WinHttpReadData WinHttpReceiveResponse WinHttpSendRequest WinHttpSetTimeouts

ws2_32

WSAGetLastError WSAStartup closesocket connect gethostbyname gethostname htons inet_pton recv recvfrom send sendto setsockopt socket

Name

.text

Size

87KB

Virtual Size

86KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

512B

Virtual Size

208B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

11KB

Virtual Size

11KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.pdata

Size

3KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

3KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

13KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

5KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.CRT

Size

512B

Virtual Size

96B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.tls

Size

512B

Virtual Size

16B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.reloc

Size

512B

Virtual Size

168B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

wfin5.exe

advapi32

bcrypt

kernel32

msvcrt

user32

winhttp

ws2_32

generic