Behavioral task
behavioral1
Sample
35af23cba479838238770358731d8994940497fd9b6847417dba5a157c5b053d.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
35af23cba479838238770358731d8994940497fd9b6847417dba5a157c5b053d.exe
Resource
win10v2004-20230703-en
General
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Target
35af23cba479838238770358731d8994940497fd9b6847417dba5a157c5b053d
-
Size
310KB
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MD5
2cf6980de8892faf7490aada865d306a
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SHA1
1ee23ff6b4c48ee3920045976c627db7b974af16
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SHA256
35af23cba479838238770358731d8994940497fd9b6847417dba5a157c5b053d
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SHA512
5852ce0502f6412d7efceecef03346e8e8ddbadd402f73eec9864e90b484eba53bebf36b4fc5dd4990943a603f0bdb58e17fb65e51e7b8d840c4b191f159eef3
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SSDEEP
3072:xD0LvUbtgaRKeOwNOHOpA35sPiiJY+rR/cP+GlY+f7UIQiqXIM7ZkK2/Um3Jg5:x8MbCw0mA35sPAuQlSicInZ3J
Malware Config
Extracted
cobaltstrike
http://107.174.228.125:8888/jquery-3.3.2.slim.min.js
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user_agent
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Referer: http://code.jquery.com/ Accept-Encoding: gzip, deflate User-Agent: Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 35af23cba479838238770358731d8994940497fd9b6847417dba5a157c5b053d
Files
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35af23cba479838238770358731d8994940497fd9b6847417dba5a157c5b053d.exe windows x64
1cf0176f5b40c5bb4f4f196888c721b7
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
HeapReAlloc
WaitForSingleObjectEx
LoadLibraryA
CreateMutexA
GetModuleHandleA
GetConsoleMode
GetModuleHandleW
FormatMessageW
MultiByteToWideChar
WriteConsoleW
TlsGetValue
TlsSetValue
GetSystemTimeAsFileTime
ReleaseSRWLockExclusive
AcquireSRWLockShared
CloseHandle
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
InitializeSListHead
GetCurrentThreadId
IsProcessorFeaturePresent
ntdll
RtlNtStatusToDosError
NtWriteFile
vcruntime140
_CxxThrowException
memmove
memset
__CxxFrameHandler3
memcpy
__current_exception_context
__C_specific_handler
__current_exception
memcmp
api-ms-win-crt-runtime-l1-1-0
_initterm_e
exit
_exit
_initterm
__p___argc
__p___argv
_get_initial_narrow_environment
_c_exit
_register_thread_local_exe_atexit_callback
_initialize_narrow_environment
_configure_narrow_argv
_set_app_type
_seh_filter_exe
_register_onexit_function
_crt_atexit
terminate
_cexit
_initialize_onexit_table
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
_set_new_mode
free
Sections
.text Size: 234KB - Virtual size: 234KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 61KB - Virtual size: 60KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 776B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 11KB - Virtual size: 11KB
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