Behavioral task
behavioral1
Sample
e43dc825d27b68c403e2d9dd7b0a93275c53c7905dcc1b7c307a6a557c8b8a90.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e43dc825d27b68c403e2d9dd7b0a93275c53c7905dcc1b7c307a6a557c8b8a90.exe
Resource
win10v2004-20240802-en
General
-
Target
e43dc825d27b68c403e2d9dd7b0a93275c53c7905dcc1b7c307a6a557c8b8a90
-
Size
136KB
-
MD5
67a172b0a8116e2c15201b0259f4ee2f
-
SHA1
15135607edc6bdffbc1dcc323e2a1a7ade0686f6
-
SHA256
e43dc825d27b68c403e2d9dd7b0a93275c53c7905dcc1b7c307a6a557c8b8a90
-
SHA512
9e842e3dd69e0114a82ca4fb22fc09d130380a59350ac8d33c94eef887e0ebd1b3c02a84f3244d757516931c6eb234fe049270026398f0e2280cff24d22c7ee3
-
SSDEEP
3072:x8juuqju/ymR7TP+jQoZvnfScOMwKl0f:xNfju/r7TPaZvn6UOf
Malware Config
Extracted
cobaltstrike
http://192.168.1.213:1103relaysec001
-
user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0; MAARJS)
Signatures
-
Cobaltstrike family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource e43dc825d27b68c403e2d9dd7b0a93275c53c7905dcc1b7c307a6a557c8b8a90
Files
-
e43dc825d27b68c403e2d9dd7b0a93275c53c7905dcc1b7c307a6a557c8b8a90.exe windows:6 windows x64 arch:x64
1bef5e95bde100433fc5e731f4d26c70
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
CloseHandle
WaitForSingleObject
CreateThread
VirtualAlloc
VirtualFree
WriteConsoleW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
EncodePointer
RaiseException
RtlPcToFileHeader
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapFree
HeapAlloc
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetStringTypeW
GetProcessHeap
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
GetFileSizeEx
SetFilePointerEx
HeapSize
HeapReAlloc
CreateFileW
Sections
.text Size: 82KB - Virtual size: 82KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 42KB - Virtual size: 41KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ