Behavioral task
behavioral1
Sample
2024-05-23_e84805a4b88f5a12b6f4fc96f2014893_bkransomware_gandcrab_karagany.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-23_e84805a4b88f5a12b6f4fc96f2014893_bkransomware_gandcrab_karagany.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-23_e84805a4b88f5a12b6f4fc96f2014893_bkransomware_gandcrab_karagany
-
Size
155KB
-
MD5
e84805a4b88f5a12b6f4fc96f2014893
-
SHA1
4ce0b6c7e115411a36a2b3d445037f944f2b0e17
-
SHA256
81c4ebf92ad5611a8cb9adb7a35dd62ba63d19ac74e251edd72ffc1aa9878106
-
SHA512
255a3ad49c18daf854030d61e805c35af09dd20076971763c921dc32870408df9d5646376dcd03301edeb4d0c72eebbcdb48facac4cb85236bd0b82aa793ef7b
-
SSDEEP
3072:S5K/B0toL+SNJIlxwsx89TSdBgjMqqDL2/TOKimG:ScytwrrTTSdBgQqqDL6SKm
Malware Config
Signatures
-
Detects Reflective DLL injection artifacts 1 IoCs
resource yara_rule sample INDICATOR_SUSPICIOUS_ReflectiveLoader -
Detects ransomware indicator 1 IoCs
resource yara_rule sample SUSP_RANSOMWARE_Indicator_Jul20 -
GandCrab payload 1 IoCs
resource yara_rule sample family_gandcrab -
Gandcrab Payload 1 IoCs
resource yara_rule sample Gandcrab -
Gandcrab family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-23_e84805a4b88f5a12b6f4fc96f2014893_bkransomware_gandcrab_karagany
Files
-
2024-05-23_e84805a4b88f5a12b6f4fc96f2014893_bkransomware_gandcrab_karagany.exe windows:5 windows x86 arch:x86
7848011b763d00cd02658995847dd30b
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
GetCurrentProcess
WaitForSingleObject
OpenProcess
Sleep
GetModuleFileNameW
CreateFileW
ExitThread
GetLastError
GetProcAddress
ExitProcess
GetModuleHandleA
CloseHandle
GetCurrentProcessId
GetVersionExW
LoadLibraryA
lstrlenW
TerminateThread
CreateThread
WriteConsoleW
SetFilePointerEx
VirtualProtect
IsWow64Process
SetStdHandle
GetConsoleMode
GetConsoleCP
FlushFileBuffers
GetCommandLineA
SetLastError
GetCurrentThreadId
EncodePointer
DecodePointer
GetModuleHandleExW
MultiByteToWideChar
WideCharToMultiByte
GetProcessHeap
GetStdHandle
GetFileType
DeleteCriticalSection
GetStartupInfoW
GetModuleFileNameA
WriteFile
QueryPerformanceCounter
GetSystemTimeAsFileTime
GetEnvironmentStringsW
FreeEnvironmentStringsW
IsDebuggerPresent
IsProcessorFeaturePresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetModuleHandleW
EnterCriticalSection
LeaveCriticalSection
HeapFree
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
LoadLibraryExW
OutputDebugStringW
HeapAlloc
HeapReAlloc
GetStringTypeW
HeapSize
LCMapStringW
user32
SetFocus
SendMessageW
CharUpperBuffW
GetForegroundWindow
GetSystemMetrics
GetMessageW
TranslateMessage
DispatchMessageW
SetForegroundWindow
DefWindowProcW
RegisterClassExW
CreateWindowExW
DestroyWindow
ShowWindow
keybd_event
UpdateWindow
SetWindowTextW
GetWindowLongW
SetWindowLongW
SystemParametersInfoW
GetAncestor
ntdll
RtlUnwind
Sections
.text Size: 50KB - Virtual size: 50KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 18KB - Virtual size: 18KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 81KB - Virtual size: 88KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ