Behavioral task
behavioral1
Sample
5d1ff1bc1282c17993681518eb4f5489409b78df0ae9cfa928f36efb047e013c.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
5d1ff1bc1282c17993681518eb4f5489409b78df0ae9cfa928f36efb047e013c.exe
Resource
win10v2004-20230915-en
General
-
Target
5d1ff1bc1282c17993681518eb4f5489409b78df0ae9cfa928f36efb047e013c
-
Size
3.0MB
-
MD5
b9a62442b26709469a973fe2ff808d85
-
SHA1
530d3702931f8b272bad52bf52db9f268b8dc64f
-
SHA256
5d1ff1bc1282c17993681518eb4f5489409b78df0ae9cfa928f36efb047e013c
-
SHA512
461d2e4c791e90cb0e90d8296ce84929fe9abe06d3ffe3fee4f594572a41a5ab5ffe24bc2fc9326fce8941c7a40d37e4d3236e3dc8106e69c445931a12a99213
-
SSDEEP
98304:YrHrcikUDDqsjLkmAVEwbuTT7Nx2YYmKc:YN
Malware Config
Extracted
cobaltstrike
http://103.146.179.71:8855/jquery-3.3.2.slim.min.js
-
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; Win64; x64; Trident/7.0; MALEJS; rv:11.0) like Gecko
Signatures
-
Cobaltstrike family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 5d1ff1bc1282c17993681518eb4f5489409b78df0ae9cfa928f36efb047e013c
Files
-
5d1ff1bc1282c17993681518eb4f5489409b78df0ae9cfa928f36efb047e013c.exe windows:4 windows x64
3a1269a8d36da73760c8b28833a338d6
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
AddAtomA
AddVectoredExceptionHandler
CloseHandle
CreateEventA
CreateMutexA
CreateSemaphoreA
DeleteCriticalSection
DuplicateHandle
EnterCriticalSection
FindAtomA
GetAtomNameA
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetHandleInformation
GetLastError
GetProcessAffinityMask
GetStartupInfoA
GetSystemTimeAsFileTime
GetThreadContext
GetThreadPriority
GetTickCount
InitializeCriticalSection
IsDBCSLeadByteEx
IsDebuggerPresent
LeaveCriticalSection
MultiByteToWideChar
OpenProcess
OutputDebugStringA
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReleaseMutex
ReleaseSemaphore
RemoveVectoredExceptionHandler
ResetEvent
ResumeThread
RtlAddFunctionTable
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetEvent
SetLastError
SetProcessAffinityMask
SetThreadContext
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SuspendThread
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TryEnterCriticalSection
UnhandledExceptionFilter
VirtualFreeEx
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObject
WideCharToMultiByte
msvcrt
__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__doserrno
__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_beginthreadex
_cexit
_endthreadex
_errno
_fdopen
_filelengthi64
_fileno
_fileno
_fmode
_fstat64
_initterm
_lseeki64
_memccpy
_onexit
_read
_setjmp
_strdup
_strnicmp
_ultoa
_wfopen
_write
abort
calloc
exit
fclose
fflush
fgetpos
fopen
fprintf
fputc
fputs
fread
free
fsetpos
fwrite
getc
getwc
isspace
iswctype
localeconv
longjmp
malloc
memchr
memcmp
memcpy
memmove
memset
printf
putc
putwc
realloc
setlocale
setvbuf
signal
sprintf
strcmp
strcoll
strerror
strftime
strlen
strncmp
strxfrm
towlower
towupper
ungetc
ungetwc
vfprintf
wcscoll
wcsftime
wcslen
wcsxfrm
Sections
.text Size: 724KB - Virtual size: 723KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 64KB - Virtual size: 63KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 45KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 62KB - Virtual size: 62KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 5KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 112B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
/4 Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/19 Size: 396KB - Virtual size: 395KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/31 Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/45 Size: 60KB - Virtual size: 59KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/57 Size: 10KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/70 Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/81 Size: 146KB - Virtual size: 145KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/92 Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ