Behavioral task
behavioral1
Sample
866214edb319a8530343c5cb44af325583bdedca36f3654d6682f88dc7d5420c.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
866214edb319a8530343c5cb44af325583bdedca36f3654d6682f88dc7d5420c.exe
Resource
win10v2004-20231023-en
General
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Target
866214edb319a8530343c5cb44af325583bdedca36f3654d6682f88dc7d5420c
-
Size
146KB
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MD5
6b34f42c9745c060cf484b7bccb13481
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SHA1
ba14114602e14a3ac5fde011d8d6be2a3df41460
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SHA256
866214edb319a8530343c5cb44af325583bdedca36f3654d6682f88dc7d5420c
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SHA512
b4036eb5fe368bde4233e93020220f9eab02d8b71bda2d5bb8c273a8ffb00e917a1987eba1ad98895b8fe8d55ed3f8daaa4f4e956faece5a02c9ccf848c1b81e
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SSDEEP
3072:Jl2eyA3LM+RdsFnZEoISVhV9sRjMcSohw1i:nfoWsl5VnCF
Malware Config
Extracted
cobaltstrike
http://54.238.191.171:12345/n9pF
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user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; Win64; x64; Trident/6.0; MDDCJS)
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 866214edb319a8530343c5cb44af325583bdedca36f3654d6682f88dc7d5420c
Files
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866214edb319a8530343c5cb44af325583bdedca36f3654d6682f88dc7d5420c.exe windows:6 windows x64 arch:x64
1673c5ae7a80bd4e507e06b03924e688
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
ReleaseMutex
ReleaseSRWLockShared
GetLastError
AddVectoredExceptionHandler
SetThreadStackGuarantee
AcquireSRWLockExclusive
GetCurrentProcess
GetCurrentThread
RtlCaptureContext
GetProcAddress
RtlLookupFunctionEntry
SetLastError
GetCurrentDirectoryW
GetEnvironmentVariableW
GetStdHandle
GetCurrentProcessId
WaitForSingleObject
TryAcquireSRWLockExclusive
QueryPerformanceCounter
HeapAlloc
GetProcessHeap
HeapFree
AcquireSRWLockShared
WaitForSingleObjectEx
LoadLibraryA
CreateMutexA
GetModuleHandleA
GetConsoleMode
GetModuleHandleW
MultiByteToWideChar
WriteConsoleW
GetSystemTimeAsFileTime
ReleaseSRWLockExclusive
HeapReAlloc
CloseHandle
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
InitializeSListHead
GetCurrentThreadId
IsProcessorFeaturePresent
ntdll
RtlNtStatusToDosError
NtWriteFile
vcruntime140
__current_exception_context
__current_exception
__C_specific_handler
_CxxThrowException
memcmp
memmove
memset
memcpy
__CxxFrameHandler3
api-ms-win-crt-runtime-l1-1-0
_initterm_e
exit
_exit
_initterm
__p___argc
__p___argv
_cexit
_c_exit
_register_thread_local_exe_atexit_callback
_get_initial_narrow_environment
_initialize_narrow_environment
_configure_narrow_argv
_initialize_onexit_table
_register_onexit_function
_crt_atexit
terminate
_set_app_type
_seh_filter_exe
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-stdio-l1-1-0
__p__commode
_set_fmode
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
api-ms-win-crt-heap-l1-1-0
free
_set_new_mode
Sections
.text Size: 102KB - Virtual size: 101KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 37KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 760B
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: 1024B - Virtual size: 944B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ