gandcrab | 2025-01-02_c463c8e007d1d8ed57253941bf3ebf5e_gandcrab

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General

Target
2025-01-02_c463c8e007d1d8ed57253941bf3ebf5e_gandcrab
Size 70KB
Sample250102-en91aavmfr
SHA256 3c61843558f73fd66683cb5330ddc87150c3c39f75913be87ac2df5e55640429
MD5 c463c8e007d1d8ed57253941bf3ebf5e
SHA1 6736c5cc8633f7aa7388910bae063450101e74af
SHA512 864241067c33b105803b025abe5c3835df1a6b65e12b734507e74d8dcd7cb474de608a2e85bcde18b0ddc188cc16a304808bac5102c247fa93ec15bdc4b0f9d4
SSDEEP 1536:hZZZZZZZZZZZZpXzzzzzzzzzzzzV9rXounV98hbHnAwfMqqU+2bbbAV2/S2LkvdC:dBounVyFHpfMqqDL2/LkvdC
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gandcrab

Malware Config

Signatures

GandCrab payload 1 IoCs

resource	yara_rule
sample	family_gandcrab

Gandcrab family
gandcrab

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2025-01-02_c463c8e007d1d8ed57253941bf3ebf5e_gandcrab

File Explorer

2025-01-02_c463c8e007d1d8ed57253941bf3ebf5e_gandcrab

.exe 70KB

2025-01-02_c463c8e007d1d8ed57253941bf3ebf5e_gandcrab

IMPHASH 6b11af918234585a966ca8fab046dc6c
SHA256 3c61843558f73fd66683cb5330ddc87150c3c39f75913be87ac2df5e55640429
MD5 c463c8e007d1d8ed57253941bf3ebf5e
SHA1 6736c5cc8633f7aa7388910bae063450101e74af
SHA512 864241067c33b105803b025abe5c3835df1a6b65e12b734507e74d8dcd7cb474de608a2e85bcde18b0ddc188cc16a304808bac5102c247fa93ec15bdc4b0f9d4
SSDEEP 1536:hZZZZZZZZZZZZpXzzzzzzzzzzzzV9rXounV98hbHnAwfMqqU+2bbbAV2/S2LkvdC:dBounVyFHpfMqqDL2/LkvdC
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x86 arch:x86

GandCrab payload
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

19440

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

kernel32

SetFilePointer GetFileAttributesW ReadFile GetLastError MoveFileW lstrcpyW SetFileAttributesW CreateMutexW GetDriveTypeW VerSetConditionMask WaitForSingleObject GetTickCount InitializeCriticalSection OpenProcess GetSystemDirectoryW TerminateThread Sleep TerminateProcess VerifyVersionInfoW WaitForMultipleObjects DeleteCriticalSection ExpandEnvironmentStringsW lstrlenW SetHandleInformation lstrcatA MultiByteToWideChar CreatePipe lstrcmpiA Process32NextW CreateToolhelp32Snapshot LeaveCriticalSection EnterCriticalSection FindFirstFileW lstrcmpW FindClose FindNextFileW GetNativeSystemInfo GetComputerNameW GetDiskFreeSpaceW GetWindowsDirectoryW GetVolumeInformationW LoadLibraryA lstrcmpiW VirtualFree CreateThread CloseHandle lstrcatW CreateFileMappingW ExitThread CreateFileW GetModuleFileNameW WriteFile GetModuleHandleW UnmapViewOfFile MapViewOfFile GetFileSize GetEnvironmentVariableW lstrcpyA GetModuleHandleA VirtualAlloc GetProcAddress Process32FirstW GetTempPathW GetProcessHeap HeapFree HeapAlloc lstrlenA CreateProcessW ExitProcess IsProcessorFeaturePresent

user32

BeginPaint wsprintfW TranslateMessage LoadCursorW LoadIconW MessageBoxA GetMessageW EndPaint DestroyWindow RegisterClassExW ShowWindow CreateWindowExW SendMessageW DispatchMessageW DefWindowProcW UpdateWindow GetForegroundWindow SetWindowLongW

gdi32

TextOutW

advapi32

FreeSid RegSetValueExW RegCreateKeyExW RegCloseKey CryptExportKey CryptAcquireContextW CryptGetKeyParam CryptReleaseContext CryptImportKey CryptEncrypt CryptGenKey CryptDestroyKey GetUserNameW RegQueryValueExW RegOpenKeyExW AllocateAndInitializeSid

shell32

ShellExecuteW SHGetSpecialFolderPathW ShellExecuteExW

crypt32

CryptStringToBinaryA CryptBinaryToStringA

wininet

InternetCloseHandle HttpAddRequestHeadersW HttpSendRequestW InternetConnectW HttpOpenRequestW InternetOpenW InternetReadFile

psapi

EnumDeviceDrivers GetDeviceDriverBaseNameW

Name

.text

Size

33KB

Virtual Size

32KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

28KB

Virtual Size

28KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.CRT

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

512B

Virtual Size

480B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

3KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

.bss

Size

512B

Virtual Size

64B

Characteristics

Name

3:Mu[4

Size

512B

Virtual Size

256B

Characteristics

Sharing

General

Malware Config

Signatures

File Explorer

2025-01-02_c463c8e007d1d8ed57253941bf3ebf5e_gandcrab

kernel32

user32

gdi32

advapi32

shell32

crypt32

wininet

psapi

generic