Behavioral task
behavioral1
Sample
a.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
a.exe
Resource
win10v2004-20221111-en
General
-
Target
a.exe
-
Size
31KB
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MD5
b2d52ccc70d764b038a1d366c4a4b883
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SHA1
349fd942c0817bce9257509aea80638430c067e6
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SHA256
745968060bf2f130d199426af9f6819936aaaf32c1dfa58b5cc5fa00e49354cf
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SHA512
32e6777cb9a90f07130930db86537b450f80dea55aa95874cd3cb33f78cfa4786098bf2ed15116ac28a88d47d29b55f32f112e4956546ea40a67ddb90b2a9bdb
-
SSDEEP
384:XY+VL2Yr7SfZWBM4031XjjVLKRRqNyZFrA9Py2BKicb:o+zBM403JxCZlA9RB3q
Malware Config
Extracted
cobaltstrike
http://192.168.1.12:80/Wy7V
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user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; BOIE9;ENGB)
Signatures
-
Cobaltstrike family
Files
-
a.exe.exe windows x86
2823b382064974afd4b0380f79f59d95
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
DeleteCriticalSection
EnterCriticalSection
GetLastError
GetStartupInfoA
InitializeCriticalSection
LeaveCriticalSection
SetUnhandledExceptionFilter
Sleep
TlsGetValue
VirtualAlloc
VirtualProtect
VirtualQuery
msvcrt
__getmainargs
__initenv
__p__acmdln
__p__commode
__p__fmode
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_initterm
_iob
_onexit
abort
calloc
exit
fprintf
free
fwrite
malloc
memcpy
signal
strlen
strncmp
vfprintf
Sections
.text Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.buildid Size: 512B - Virtual size: 53B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 200B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.eh_fram Size: 512B - Virtual size: 52B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.tls Size: 512B - Virtual size: 8B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 1024B - Virtual size: 580B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/4 Size: 512B - Virtual size: 175B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/18 Size: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/33 Size: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/46 Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/58 Size: 512B - Virtual size: 160B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/70 Size: 1024B - Virtual size: 630B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/86 Size: 512B - Virtual size: 194B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ