dcrat | 9c4b81fe156b9d9974e7296854a52e3c0bd9e6509e0d8a2161d7c611edaf1a4f

General

Target
9c4b81fe156b9d9974e7296854a52e3c0bd9e6509e0d8a2161d7c611edaf1a4f
Size 432KB
Sample250101-ntp2qstmcx
SHA256 9c4b81fe156b9d9974e7296854a52e3c0bd9e6509e0d8a2161d7c611edaf1a4f
MD5 b722c13cb7e6d024a7386e67a58d3b80
SHA1 1b56b732a0665ab75d1827c63879fb9660327ddf
SHA512 b5be15158ad850320e5d2c1ad271f6195e49f639f3591a554e424d81df30208531418ba9a21584f6225078fd471b788fdf7e973042fb0ece84c7ef73a1989a96
SSDEEP 6144:5Dcd3kwnUIIGXgyimt41oxHPzfW9k+T97ztuyWYZ8Ti:5Dcd3kNIxgstcoNbik+T97z0Fa8u
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

rat dcrat

Malware Config

Signatures

DCRat payload 1 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

rat

resource	yara_rule
static1/unpack001/{VKK+KODS}/vkk.exe	dcrat

Dcrat family
dcrat

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/{VKK+KODS}/Vkk.exe
unpack001/{VKK+KODS}/vkk.exe

File Explorer

9c4b81fe156b9d9974e7296854a52e3c0bd9e6509e0d8a2161d7c611edaf1a4f

.zip 432KB
{VKK+KODS}/Vkk.exe

.exe 164KB
{VKK+KODS}/vkk.exe

.exe 653KB

9c4b81fe156b9d9974e7296854a52e3c0bd9e6509e0d8a2161d7c611edaf1a4f

SHA256 9c4b81fe156b9d9974e7296854a52e3c0bd9e6509e0d8a2161d7c611edaf1a4f
MD5 b722c13cb7e6d024a7386e67a58d3b80
SHA1 1b56b732a0665ab75d1827c63879fb9660327ddf
SHA512 b5be15158ad850320e5d2c1ad271f6195e49f639f3591a554e424d81df30208531418ba9a21584f6225078fd471b788fdf7e973042fb0ece84c7ef73a1989a96
SSDEEP 6144:5Dcd3kwnUIIGXgyimt41oxHPzfW9k+T97ztuyWYZ8Ti:5Dcd3kNIxgstcoNbik+T97z0Fa8u
MD5 SHA1 SHA512 SSDEEP

{VKK+KODS}/Vkk.exe

IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
SHA256 99e670906e0585ff8b380ed79e5c4a299ca46dc7d121f79513c9710c89925a64
MD5 c417467a71603bf9373d85720947aa53
SHA1 14d819592c4c5a287f8237fbae8afb136a58404d
SHA512 ae768d8473121ca4ecaa2593dc4425b3ddf7ff712f34749c69dbd3fef1e8dc74207df2e0647a8e430dc7662e8c7a96f4e39abcf88de83d9fb4c402734c47e1e1
SSDEEP 3072:yT62kltl7utrZ8KIw4T3k69nhTaRGAQyeFo:yTwzlP3kwnBAfQVF
MD5 SHA1 SHA512 SSDEEP

windows:4 windows x86 arch:x86

DCRat payload

Detects payload of DCRat, commonly dropped by NSIS installers.

rat
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

0

Major OS version

4

Entry point

102622

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE

PDB paths

{VKK+KODS}/vkk.exe

IMPHASH fcf1390e9ce472c7270447fc5c61a0c1
SHA256 878683a67bb95a2a2917b57b9a737ae1f085fcb8950b212c3a28884abf9c1a34
MD5 91bd6c254ee87e5c67ec306277cd4aaa
SHA1 a7c343316582f0bbd25f23c6a082d0061f0e560b
SHA512 1159b53efc6bc16376504f87e4717ad630b094b3f33ae135409f27296ff2e2fc2e9f9aa21908c2789b7b094deafdbb247925a3691cb1a5bd1fc3a87fda9a7824
SSDEEP 12288:nRZ+IoG/n9IQxW3OBsegHibt32N7oqcLCf8VI3WYwSTdxjZQ:P2G/nvxW3Wu0t32VCk3WY1xju
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x86 arch:x86

DCRat payload

Detects payload of DCRat, commonly dropped by NSIS installers.

rat
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

1

Major OS version

5

Entry point

126016

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

PDB paths

D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb

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 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 SetFilePointerEx GetConsoleMode GetConsoleCP HeapSize SetStdHandle GetProcessHeap RaiseException GetSystemInfo VirtualProtect VirtualQuery LoadLibraryExA IsProcessorFeaturePresent IsDebuggerPresent UnhandledExceptionFilter SetUnhandledExceptionFilter GetStartupInfoW QueryPerformanceCounter GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead TerminateProcess RtlUnwind EncodePointer InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree LoadLibraryExW QueryPerformanceFrequency GetModuleHandleExW GetModuleFileNameA GetACP HeapFree HeapAlloc HeapReAlloc GetStringTypeW LCMapStringW FindFirstFileExA FindNextFileA IsValidCodePage GetOEMCP GetCommandLineA GetEnvironmentStringsW FreeEnvironmentStringsW DecodePointer

gdiplus

GdiplusShutdown GdiplusStartup GdipCreateHBITMAPFromBitmap GdipCreateBitmapFromStreamICM GdipCreateBitmapFromStream GdipDisposeImage GdipCloneImage GdipFree GdipAlloc

Name

.text

Size

196KB

Virtual Size

196KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

42KB

Virtual Size

41KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

4KB

Virtual Size

141KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.didat

Size

512B

Virtual Size

392B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

84KB

Virtual Size

84KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

9KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

9c4b81fe156b9d9974e7296854a52e3c0bd9e6509e0d8a2161d7c611edaf1a4f

{VKK+KODS}/Vkk.exe

mscoree

dotnet

{VKK+KODS}/vkk.exe

kernel32

gdiplus

generic

Sharing

General

Malware Config

Signatures

File Explorer

9c4b81fe156b9d9974e7296854a52e3c0bd9e6509e0d8a2161d7c611edaf1a4f

{VKK+KODS}/Vkk.exe

mscoree

dotnet

{VKK+KODS}/vkk.exe

kernel32

gdiplus

generic