gfb[.]exe | Triage

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General

Target

gfb.exe
Size

25.3MB
MD5

951f3f935d99d6237f096a0465b2deb6
SHA1

a05ff318bc35e6ed541f84a88527fb0e2b13e411
SHA256

032862150e28700175687516a3ce2422590e8e8ff6e6e383fc487092ab1eb400
SHA512

681b8ae68aced554c8e788242e6585b5d3013732403b6bad79772cd01d9a1910107f19cd4974e27d22ab477748c468dcedc8b40aa92f7ca529832900122968d6
SSDEEP

786432:8ntv85UW1RchRK/fBitezMRKqsWG83zY:8N85b1RceY4z778

Score

3^/10

pyinstaller

Malware Config

Signatures

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
gfb.exe

Files

gfb.exe
.exe windows:5 windows x86 arch:x86

4df47bd79d7fe79953651a03293f0e8f

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetLastError
SetDllDirectoryW
GetModuleFileNameW
GetProcAddress
GetCommandLineW
GetEnvironmentVariableW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
GetTempPathW
WaitForSingleObject
Sleep
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
LoadLibraryExW
GetShortPathNameW
FormatMessageW
LoadLibraryA
MultiByteToWideChar
WideCharToMultiByte
DecodePointer
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetModuleHandleW
RtlUnwind
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetCommandLineA
ReadFile
CreateFileW
GetDriveTypeW
GetFileType
CloseHandle
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFullPathNameW
GetFullPathNameA
CreateDirectoryW
RemoveDirectoryW
FindClose
FindFirstFileExW
FindNextFileW
SetStdHandle
SetConsoleCtrlHandler
DeleteFileW
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
GetACP
HeapFree
HeapAlloc
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleCP
CompareStringW
LCMapStringW
GetCurrentDirectoryW
FlushFileBuffers
SetEnvironmentVariableA
GetFileAttributesExW
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetStringTypeW
GetProcessHeap
WriteConsoleW
GetTimeZoneInformation
HeapSize
HeapReAlloc
SetEndOfFile
RaiseException

ws2_32

ntohl

Sections

.text
Size: 125KB - Virtual size: 124KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 44KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 57KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.gfids
Size: 512B - Virtual size: 184B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 136KB - Virtual size: 136KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
gfb.pyc

Sharing

General

Malware Config

Signatures

Files

4df47bd79d7fe79953651a03293f0e8f

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

ws2_32

Sections

.text Size: 125KB - Virtual size: 124KB

.rdata Size: 44KB - Virtual size: 44KB

.data Size: 2KB - Virtual size: 57KB

.gfids Size: 512B - Virtual size: 184B

.rsrc Size: 136KB - Virtual size: 136KB

.reloc Size: 6KB - Virtual size: 5KB

.text
Size: 125KB - Virtual size: 124KB

.rdata
Size: 44KB - Virtual size: 44KB

.data
Size: 2KB - Virtual size: 57KB

.gfids
Size: 512B - Virtual size: 184B

.rsrc
Size: 136KB - Virtual size: 136KB

.reloc
Size: 6KB - Virtual size: 5KB