Behavioral task
behavioral1
Sample
55e19800265d7540b85d61c9d9a0e06d0a244e646d09f145b36c8619289b1b11.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
55e19800265d7540b85d61c9d9a0e06d0a244e646d09f145b36c8619289b1b11.exe
Resource
win10v2004-20230915-en
General
-
Target
55e19800265d7540b85d61c9d9a0e06d0a244e646d09f145b36c8619289b1b11
-
Size
54KB
-
MD5
1c08459200a22320c3f52ce3c91c9679
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SHA1
d3c4c26a0762cf7079d46e6686bd11205dca8374
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SHA256
55e19800265d7540b85d61c9d9a0e06d0a244e646d09f145b36c8619289b1b11
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SHA512
f95e4df322786c782d4369797f26422e64f7b7e5fc3f1b5eb148c98c66e67f4a8eb0dc9c5c5f14ce961b2e7b3cd6db36c644529762130caec69895d41c1c868c
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SSDEEP
768:BN20AHqJ+0WfEqTIYv4gKNwFPvYnRNPpqa7+e:a1G+7EqTIm4gKN2PvYnjx/h
Malware Config
Extracted
cobaltstrike
http://192.168.161.1:80/zCFZ
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user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0; MAGWJS)
Signatures
-
Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 55e19800265d7540b85d61c9d9a0e06d0a244e646d09f145b36c8619289b1b11
Files
-
55e19800265d7540b85d61c9d9a0e06d0a244e646d09f145b36c8619289b1b11.exe windows:4 windows x64
906c36873e1f3eae4bb3cc0d50feb2ac
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
DeleteCriticalSection
EnterCriticalSection
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetStartupInfoA
GetSystemTimeAsFileTime
GetTickCount
InitializeCriticalSection
LeaveCriticalSection
QueryPerformanceCounter
RtlAddFunctionTable
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsGetValue
UnhandledExceptionFilter
VirtualProtect
VirtualQuery
msvcrt
__C_specific_handler
__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_fmode
_initterm
_onexit
abort
calloc
exit
fprintf
free
fwrite
malloc
memcpy
printf
putchar
signal
strlen
strncmp
system
vfprintf
Sections
.text Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 1024B - Virtual size: 624B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 512B - Virtual size: 500B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 2KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 104B
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
/4 Size: 512B - Virtual size: 80B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/19 Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/31 Size: 512B - Virtual size: 329B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/45 Size: 1024B - Virtual size: 546B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/57 Size: 512B - Virtual size: 72B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/70 Size: 512B - Virtual size: 155B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ