Behavioral task
behavioral1
Sample
ef2d84321d6830cb2c6675b1c054a6d1b00f525f8f4e6936f68d20edf0ddd79f.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
ef2d84321d6830cb2c6675b1c054a6d1b00f525f8f4e6936f68d20edf0ddd79f.exe
Resource
win10v2004-20231023-en
General
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Target
ef2d84321d6830cb2c6675b1c054a6d1b00f525f8f4e6936f68d20edf0ddd79f
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Size
78KB
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MD5
279901faf12d9a64427e5e6b0861d35e
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SHA1
0d056433b0702374001edf96017b157a72b85d32
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SHA256
ef2d84321d6830cb2c6675b1c054a6d1b00f525f8f4e6936f68d20edf0ddd79f
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SHA512
73738f90c3d3806a9434d7d5710895c82cc63dda5b7c8602b9ea58bfcb4594df91522da9ab6df156ef44813274b5b55fe5ed6634898e8229cb4b42690602111d
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SSDEEP
768:TLqOI5iap35ziziFIo+++zwxw5s1liP1zumTUJZJ624JYNQFjIONiyktbiwXjJn4:TFi9QjL0iNDTyZ42Qp3NPkViwXFn5wX
Malware Config
Extracted
cobaltstrike
http://service-k6yk2iw7-1256639881.sh.apigw.tencentcs.com:443/jquery-3.3.2.slim.min.js
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user_agent
User-Agent: Mozilla/5.0 (compatible; WOW64; MSIE 10.0; Windows NT 6.2)
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ef2d84321d6830cb2c6675b1c054a6d1b00f525f8f4e6936f68d20edf0ddd79f
Files
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ef2d84321d6830cb2c6675b1c054a6d1b00f525f8f4e6936f68d20edf0ddd79f.exe windows:6 windows x64
00d07876ff59990c6da70f4050dab190
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
LoadLibraryW
GetProcAddress
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
RtlCaptureContext
GetModuleHandleW
msvcp140
?_Xbad_alloc@std@@YAXXZ
?_Xlength_error@std@@YAXPEBD@Z
?_Xout_of_range@std@@YAXPEBD@Z
vcruntime140
__std_exception_copy
__C_specific_handler
__std_exception_destroy
__telemetry_main_invoke_trigger
memmove
_CxxThrowException
__telemetry_main_return_trigger
memset
__CxxFrameHandler3
api-ms-win-crt-runtime-l1-1-0
_crt_atexit
terminate
_invalid_parameter_noinfo_noreturn
_register_thread_local_exe_atexit_callback
_register_onexit_function
__p___argc
_c_exit
_exit
exit
_initterm_e
_initterm
_get_initial_narrow_environment
_initialize_narrow_environment
_configure_narrow_argv
__p___argv
_set_app_type
_seh_filter_exe
_initialize_onexit_table
_cexit
api-ms-win-crt-heap-l1-1-0
malloc
_callnewh
_set_new_mode
free
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
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 55KB - Virtual size: 55KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 68B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ