Behavioral task
behavioral1
Sample
2024-05-31_f99a889858d9d4b4890a044720885a0c_bkransomware_gandcrab_karagany.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-31_f99a889858d9d4b4890a044720885a0c_bkransomware_gandcrab_karagany.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_f99a889858d9d4b4890a044720885a0c_bkransomware_gandcrab_karagany
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Size
143KB
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MD5
f99a889858d9d4b4890a044720885a0c
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SHA1
202f6b3f57db32bcfb5544dd4845f626a0c06af1
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SHA256
2cf941aa8a59fb6c45628ac81aaf9f6bdfd46a1e4e0bc8ef8b256703fc739f34
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SHA512
b21f3363f89271fe2e0242ceae255cdf5592d33fcfb3bed9b5965dea51384df96c3711875f9911b1a41675b7e39da905e52c42ccb74c7821c02d952eece00e20
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SSDEEP
3072:o+HcL2WCfoTntqSQRruiMZMqqDL2/Awvdt7Vjp9:huDtORruiMyqqDL6tvdPp9
Malware Config
Signatures
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Detects Reflective DLL injection artifacts 1 IoCs
Processes:
resource yara_rule sample INDICATOR_SUSPICIOUS_ReflectiveLoader -
Detects ransomware indicator 1 IoCs
Processes:
resource yara_rule sample SUSP_RANSOMWARE_Indicator_Jul20 -
GandCrab payload 1 IoCs
Processes:
resource yara_rule sample family_gandcrab -
Gandcrab Payload 1 IoCs
Processes:
resource yara_rule sample Gandcrab -
Gandcrab family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-05-31_f99a889858d9d4b4890a044720885a0c_bkransomware_gandcrab_karagany
Files
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2024-05-31_f99a889858d9d4b4890a044720885a0c_bkransomware_gandcrab_karagany.exe windows:5 windows x86 arch:x86
4b0a5cb1aa0992ea9901768198fd3e7e
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
VirtualProtect
ExitProcess
OpenProcess
Sleep
GetFileAttributesW
GetModuleFileNameW
CreateFileW
ExitThread
lstrlenW
GetLastError
GetProcAddress
CloseHandle
SetFilePointerEx
SetStdHandle
GetConsoleMode
GetConsoleCP
FlushFileBuffers
GetCommandLineA
SetLastError
GetCurrentThreadId
EncodePointer
DecodePointer
GetModuleHandleExW
MultiByteToWideChar
WideCharToMultiByte
GetProcessHeap
GetStdHandle
GetFileType
DeleteCriticalSection
GetStartupInfoW
GetModuleFileNameA
WriteFile
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
GetEnvironmentStringsW
FreeEnvironmentStringsW
IsDebuggerPresent
IsProcessorFeaturePresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
GetCurrentProcess
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetModuleHandleW
EnterCriticalSection
LeaveCriticalSection
HeapFree
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
LoadLibraryExW
OutputDebugStringW
HeapAlloc
HeapReAlloc
GetStringTypeW
HeapSize
LCMapStringW
WriteConsoleW
user32
MessageBoxW
ntdll
RtlUnwind
Sections
.text Size: 42KB - Virtual size: 41KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 18KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 78KB - Virtual size: 85KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ