Static task
static1
Behavioral task
behavioral1
Sample
Halkbank.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
Halkbank.exe
Resource
win10v2004-20230220-en
General
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Target
Halkbank.exe
-
Size
1.8MB
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MD5
43da6da02ab057b4b4b100c727b3fc69
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SHA1
9b9b57d22370bb5c04c31360daeec550ad6f4430
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SHA256
6b4d0ff0d2bb85c989bd090151a64651f0520709840a0b646168166f5ad5f10a
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SHA512
26863f9f1122fa42455d16b149bfc11370dcf23a33a862238666bd232602b74803772d7a61600f753cbdc4e820dda8b3884d5c0357a075ca020aff6f67291291
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SSDEEP
49152:LBF4fConfgEO/xmkAdTojvMwtzKCA7aPWU:1OaonfgEbujUwtz3A7aOU
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Halkbank.exe
Files
-
Halkbank.exe.exe windows x86
12e12319f1029ec4f8fcbed7e82df162
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetLastError
SetLastError
FormatMessageW
GetCurrentProcess
DeviceIoControl
SetFileTime
CloseHandle
CreateDirectoryW
RemoveDirectoryW
CreateFileW
DeleteFileW
CreateHardLinkW
GetShortPathNameW
GetLongPathNameW
MoveFileW
GetFileType
GetStdHandle
WriteFile
ReadFile
FlushFileBuffers
SetEndOfFile
SetFilePointer
SetFileAttributesW
GetFileAttributesW
FindClose
FindFirstFileW
FindNextFileW
InterlockedDecrement
GetVersionExW
GetCurrentDirectoryW
GetFullPathNameW
FoldStringW
GetModuleFileNameW
GetModuleHandleW
FindResourceW
FreeLibrary
GetProcAddress
GetCurrentProcessId
ExitProcess
SetThreadExecutionState
Sleep
LoadLibraryW
GetSystemDirectoryW
CompareStringW
AllocConsole
FreeConsole
AttachConsole
WriteConsoleW
GetProcessAffinityMask
CreateThread
SetThreadPriority
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
SetEvent
ResetEvent
ReleaseSemaphore
WaitForSingleObject
CreateEventW
CreateSemaphoreW
GetSystemTime
SystemTimeToTzSpecificLocalTime
TzSpecificLocalTimeToSystemTime
SystemTimeToFileTime
FileTimeToLocalFileTime
LocalFileTimeToFileTime
FileTimeToSystemTime
GetCPInfo
IsDBCSLeadByte
MultiByteToWideChar
WideCharToMultiByte
GlobalAlloc
LockResource
GlobalLock
GlobalUnlock
GlobalFree
LoadResource
SizeofResource
SetCurrentDirectoryW
GetExitCodeProcess
GetLocalTime
GetTickCount
MapViewOfFile
UnmapViewOfFile
CreateFileMappingW
OpenFileMappingW
GetCommandLineW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
GetTempPathW
MoveFileExW
GetLocaleInfoW
GetTimeFormatW
GetDateFormatW
GetNumberFormatW
DecodePointer
SetFilePointerEx
GetConsoleMode
GetConsoleCP
HeapSize
SetStdHandle
GetProcessHeap
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
GetOEMCP
RaiseException
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
IsProcessorFeaturePresent
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
TerminateProcess
LocalFree
RtlUnwind
EncodePointer
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
QueryPerformanceFrequency
GetModuleHandleExW
GetModuleFileNameA
GetACP
HeapFree
HeapAlloc
HeapReAlloc
GetStringTypeW
LCMapStringW
FindFirstFileExA
FindNextFileA
IsValidCodePage
oleaut32
SysAllocString
SysFreeString
VariantClear
gdiplus
GdipAlloc
GdipDisposeImage
GdipCloneImage
GdipCreateBitmapFromStream
GdipCreateBitmapFromStreamICM
GdipCreateHBITMAPFromBitmap
GdiplusStartup
GdiplusShutdown
GdipFree
Sections
.text Size: 199KB - Virtual size: 198KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 44KB - Virtual size: 43KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 145KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.didat Size: 512B - Virtual size: 400B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 68KB - Virtual size: 67KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ