Behavioral task
behavioral1
Sample
643097292b802dd815f6ba4cf30149bb4f00b1e8c6fb88db6ce0c6302bc22e0d.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
643097292b802dd815f6ba4cf30149bb4f00b1e8c6fb88db6ce0c6302bc22e0d.exe
Resource
win10v2004-20230915-en
General
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Target
643097292b802dd815f6ba4cf30149bb4f00b1e8c6fb88db6ce0c6302bc22e0d
-
Size
61KB
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MD5
aed77ff92174715b823168ddb274ebd5
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SHA1
500177e60dae62a2b0370d35880004e7a0ead7c6
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SHA256
643097292b802dd815f6ba4cf30149bb4f00b1e8c6fb88db6ce0c6302bc22e0d
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SHA512
5d43a49ad5a81018b425899e5eb98c151bee3719153d88ab2e2f7f01f10029a3d958a1d47dc83e615bd72ffd0876f1b8315d9b11c547541876551c2ecd9c74e0
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SSDEEP
384:yFsxaepnSugZBTqA5eTwZYy7dQx9TIBFhLJ7xrgeR/W0lHXzqCZzQfByY4BE+i8Z:yFssepwO4OyqwBlxm0xDqCIBVV3A89
Malware Config
Extracted
cobaltstrike
http://192.168.126.1:888/HVvI
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user_agent
User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727; 360space)
Signatures
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Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 643097292b802dd815f6ba4cf30149bb4f00b1e8c6fb88db6ce0c6302bc22e0d
Files
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643097292b802dd815f6ba4cf30149bb4f00b1e8c6fb88db6ce0c6302bc22e0d.exe windows:6 windows x64
f9da30474a5cbe44ac7cc347193645ba
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
VirtualAlloc
FreeLibrary
VirtualQuery
GetProcessHeap
HeapFree
HeapAlloc
GetLastError
GetModuleHandleW
GetStartupInfoW
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
WideCharToMultiByte
MultiByteToWideChar
RaiseException
IsDebuggerPresent
GetCurrentThreadId
GetProcAddress
vcruntime140d
__C_specific_handler_noexcept
__std_type_info_destroy_list
__current_exception
__current_exception_context
__vcrt_GetModuleFileNameW
__vcrt_GetModuleHandleW
__vcrt_LoadLibraryExW
__C_specific_handler
memcpy
ucrtbased
_register_onexit_function
_execute_onexit_table
_crt_atexit
_crt_at_quick_exit
terminate
_wmakepath_s
_wsplitpath_s
wcscpy_s
__p___argv
__p___argc
__stdio_common_vsprintf_s
_exit
exit
_initterm_e
_initterm
_get_initial_narrow_environment
_initialize_narrow_environment
_configure_narrow_argv
__setusermatherr
_set_app_type
_seh_filter_exe
_CrtDbgReportW
_CrtDbgReport
_initialize_onexit_table
strcat_s
strcpy_s
__p__commode
_set_new_mode
_configthreadlocale
_register_thread_local_exe_atexit_callback
_c_exit
_set_fmode
_cexit
_seh_filter_dll
Sections
.textbss Size: - Virtual size: 64KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.text Size: 31KB - Virtual size: 31KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.msvcjmc Size: 512B - Virtual size: 448B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.00cfg Size: 512B - Virtual size: 373B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 623B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ