Behavioral task
behavioral1
Sample
af5ff1a305f09bcf6a3d3addc104119339ada67bf92dfbdf078b5de03c0a654f.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
af5ff1a305f09bcf6a3d3addc104119339ada67bf92dfbdf078b5de03c0a654f.exe
Resource
win10v2004-20230703-en
General
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Target
af5ff1a305f09bcf6a3d3addc104119339ada67bf92dfbdf078b5de03c0a654f
-
Size
217KB
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MD5
ad1b6f4526954bd4b54f2ce34ca4b34d
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SHA1
3f510c17dfc46aaad00baab7d2dd4f317efe5006
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SHA256
af5ff1a305f09bcf6a3d3addc104119339ada67bf92dfbdf078b5de03c0a654f
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SHA512
bb0c7ec0f9c7388abc6ee2b0f5798bb320097e07e0c06809f38fec25e928b75a0dc273b3c708ead9212e0a2601df348236044869bc994a797762d432632ba9c8
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SSDEEP
3072:1ZbHg+d2SK3S7/vEZJx02SRNjnr/1neF60S2qnGzvRK21NGo5suRlVU:rb9HaW/5f/ZadS2X71NG/l
Malware Config
Extracted
cobaltstrike
656508482
http://174.78.25.231:443/match
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access_type
512
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beacon_type
2048
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host
174.78.25.231,/match
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http_header1
AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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http_header2
AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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http_method1
GET
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http_method2
POST
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maxdns
255
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polling_time
60000
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port_number
443
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sc_process32
%windir%\syswow64\rundll32.exe
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sc_process64
%windir%\sysnative\rundll32.exe
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state_machine
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCYUP7uzSC81dnJNOtHZ6pYU4EYRysMSzCcdb0npfsEdMVs4+2PjgQvIpNlVnrkNmsJCrS75XfpIM4wm/MI49+U4RAJBMb8HMaIMTLKsoeBBugcLw/xPr7mPid4GNQSD9sBxhIJiJxH7pTiIdBvOg7I7jdrYcutalUfORaNLRQIrQIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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unknown1
4096
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unknown2
AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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uri
/submit.php
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user_agent
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0)
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watermark
656508482
Signatures
-
Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource af5ff1a305f09bcf6a3d3addc104119339ada67bf92dfbdf078b5de03c0a654f
Files
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af5ff1a305f09bcf6a3d3addc104119339ada67bf92dfbdf078b5de03c0a654f.exe windows x86
829da329ce140d873b4a8bde2cbfaa7e
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
CreateThread
DeleteCriticalSection
EnterCriticalSection
FreeLibrary
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GetSystemTimeAsFileTime
GetTickCount
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
LoadLibraryW
QueryPerformanceCounter
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsGetValue
UnhandledExceptionFilter
VirtualAlloc
VirtualProtect
VirtualQuery
msvcrt
__dllonexit
__getmainargs
__initenv
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_fmode
_initterm
_iob
_lock
_onexit
_unlock
_winmajor
abort
calloc
exit
fprintf
free
fwrite
malloc
memcpy
signal
strlen
strncmp
vfprintf
Sections
.text Size: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 1024B - Virtual size: 720B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 1KB
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: 52B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 32B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.gsij Size: 203KB - Virtual size: 202KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE