2025-03-31_ba7cfbfe4ee11ed0bb81a7b71de91922_black-basta_cobalt-strike_ryuk_satacom

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General

Target

2025-03-31_ba7cfbfe4ee11ed0bb81a7b71de91922_black-basta_cobalt-strike_ryuk_satacom
Size

1.9MB
MD5

ba7cfbfe4ee11ed0bb81a7b71de91922
SHA1

08f3a7cd51e1ea055ff7fbdcbd93c08b689773bc
SHA256

49c8db48c43861be5087f96e5f934f8f6e3a3931e75613fd87127fa29edd62f1
SHA512

3121d0f1e389d9f9b5faeebfa35e1a218f1a5c594beac41106c5cb85c5f6f7a6ffbab58035517833c36d6a42550156e19d0d832c80742264b4cdfb68d61175b6
SSDEEP

24576:NNI2LXlFLf2uee/0kd+mELBX11GyDXcOSbNpZw1lUR:LnFFytug1lUR

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2025-03-31_ba7cfbfe4ee11ed0bb81a7b71de91922_black-basta_cobalt-strike_ryuk_satacom

Files

2025-03-31_ba7cfbfe4ee11ed0bb81a7b71de91922_black-basta_cobalt-strike_ryuk_satacom
.exe windows:6 windows x64 arch:x64

a0b72f709ebc465cfce6b6cf21367efe

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

AcquireSRWLockExclusive
CloseHandle
CloseThreadpoolWork
CreateFileA
CreateFileW
CreateThreadpoolWork
DeleteCriticalSection
EncodePointer
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryWhenCallbackReturns
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetFileSize
GetFileSizeEx
GetFileType
GetLastError
GetModuleFileNameA
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitOnceBeginInitialize
InitOnceComplete
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
ReadFile
ReleaseSRWLockExclusive
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
SleepConditionVariableSRW
SubmitThreadpoolWork
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
WakeAllConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile

Sections

.text
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 64KB - Virtual size: 64KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.BSS
Size: 42KB - Virtual size: 41KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.gxfg
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.retplne
Size: 512B - Virtual size: 140B

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.cSs
Size: 137KB - Virtual size: 137KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

a0b72f709ebc465cfce6b6cf21367efe

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 1.6MB - Virtual size: 1.6MB

.rdata Size: 64KB - Virtual size: 64KB

.data Size: 8KB - Virtual size: 19KB

.pdata Size: 15KB - Virtual size: 14KB

.BSS Size: 42KB - Virtual size: 41KB

.gxfg Size: 5KB - Virtual size: 4KB

.retplne Size: 512B - Virtual size: 140B

.tls Size: 512B - Virtual size: 9B

_RDATA Size: 512B - Virtual size: 500B

.reloc Size: 2KB - Virtual size: 2KB

.cSs Size: 137KB - Virtual size: 137KB

.text
Size: 1.6MB - Virtual size: 1.6MB

.rdata
Size: 64KB - Virtual size: 64KB

.data
Size: 8KB - Virtual size: 19KB

.pdata
Size: 15KB - Virtual size: 14KB

.BSS
Size: 42KB - Virtual size: 41KB

.gxfg
Size: 5KB - Virtual size: 4KB

.retplne
Size: 512B - Virtual size: 140B

.tls
Size: 512B - Virtual size: 9B

_RDATA
Size: 512B - Virtual size: 500B

.reloc
Size: 2KB - Virtual size: 2KB

.cSs
Size: 137KB - Virtual size: 137KB