Behavioral task
behavioral1
Sample
66abcbd9972b4b597c465ee926f209a1c1b9d5fd036ae715726ce0a868eb8cc4.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
66abcbd9972b4b597c465ee926f209a1c1b9d5fd036ae715726ce0a868eb8cc4.exe
Resource
win10v2004-20241007-en
General
-
Target
66abcbd9972b4b597c465ee926f209a1c1b9d5fd036ae715726ce0a868eb8cc4
-
Size
202KB
-
MD5
79493702c47e78b1f8411da58abc7570
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SHA1
81165b08be30b3aba21411d74ee2473466744304
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SHA256
66abcbd9972b4b597c465ee926f209a1c1b9d5fd036ae715726ce0a868eb8cc4
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SHA512
c94873fa67c861a5c608a61dc777f78371e7484577e4b358c87e338eb5ccfa5f0357d5abc85572e18022420af8034e285db02d3bbd9d0eacdc715bc509481c96
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SSDEEP
3072:kZAbqnjcuA8xMm23uFJxvKKhYVy/qZomiwjKQw270q4t4uFbDhl:eYwjpzrvJbSZ4hq4t40l
Malware Config
Extracted
cobaltstrike
http://154.12.20.247:8012/JnBc
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user_agent
User-Agent: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; Trident/6.0)
Signatures
-
Cobaltstrike family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 66abcbd9972b4b597c465ee926f209a1c1b9d5fd036ae715726ce0a868eb8cc4
Files
-
66abcbd9972b4b597c465ee926f209a1c1b9d5fd036ae715726ce0a868eb8cc4.exe windows:4 windows x64 arch:x64
06ada505c1fe312dc36a404d911311e6
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
CloseHandle
CreateFileA
DeleteCriticalSection
EnterCriticalSection
FindResourceA
GetCurrentProcess
GetLastError
GetModuleFileNameA
GetModuleHandleA
GetProcAddress
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
LoadResource
LockResource
MultiByteToWideChar
SetUnhandledExceptionFilter
SizeofResource
Sleep
TlsGetValue
VirtualFree
VirtualProtect
VirtualQuery
WaitForSingleObject
WideCharToMultiByte
WriteFile
msvcrt
__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__getmainargs
__initenv
__iob_func
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_commode
_errno
_fmode
_initterm
_lock
_onexit
_unlock
abort
calloc
exit
fprintf
fputc
fputs
free
localeconv
malloc
memcpy
signal
strcpy
strerror
strlen
strncmp
strrchr
vfprintf
wcslen
Sections
.text Size: 20KB - Virtual size: 20KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 192B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 1KB - Virtual size: 1KB
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: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 96B
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: 127KB - Virtual size: 127KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 132B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/4 Size: 512B - Virtual size: 80B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/19 Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/31 Size: 512B - Virtual size: 175B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/45 Size: 512B - Virtual size: 164B
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: 83B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/81 Size: 512B - Virtual size: 258B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ