_cgo_dummy_export
Behavioral task
behavioral1
Sample
46f2dfb42f25cc96d01e123f9ddc1ae43187bab325cdec59600db7cb0cdb6f71.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
46f2dfb42f25cc96d01e123f9ddc1ae43187bab325cdec59600db7cb0cdb6f71.exe
Resource
win10v2004-20230703-en
General
-
Target
46f2dfb42f25cc96d01e123f9ddc1ae43187bab325cdec59600db7cb0cdb6f71
-
Size
932KB
-
MD5
828775316039f20f66f2cb2d156f2b07
-
SHA1
3ea10b73e320795003a60c6cedaef9ffee19f4e2
-
SHA256
46f2dfb42f25cc96d01e123f9ddc1ae43187bab325cdec59600db7cb0cdb6f71
-
SHA512
b9231b547074e67d6a14323fe75ff4ea392167a4ad84a28515a32858060da3f6ff12c9554e0d98725f91d56a00c32a0a2a0fef3bbd6c65b47fa2a817220fbc6f
-
SSDEEP
12288:EYrQE7qBrobbkF16DhX7H8N3HbD32dLza4p9by13yOYgllqm4oHUtZq:Nrv+BrYbI6ZH8tWgyOYgl0Z
Malware Config
Extracted
cobaltstrike
http://cloud.microsoftupdate.services:443/Create/v1.98/CCA0PVXVS07R
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user_agent
Accept: application/xhtml+xml, text/html, image/* Accept-Language: ku Accept-Encoding: identity, * User-Agent: Microsoft-CryptoAPI/10.0
Signatures
-
Cobaltstrike family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 46f2dfb42f25cc96d01e123f9ddc1ae43187bab325cdec59600db7cb0cdb6f71
Files
-
46f2dfb42f25cc96d01e123f9ddc1ae43187bab325cdec59600db7cb0cdb6f71.exe windows x64
2291e72ea6f877aaaa4bb671818d3183
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
Imports
dbghelp
ImageNtHeader
kernel32
AddVectoredExceptionHandler
CloseHandle
CreateEventA
CreateFileA
CreateIoCompletionPort
CreateThread
CreateWaitableTimerExW
DeleteCriticalSection
DuplicateHandle
EnterCriticalSection
ExitProcess
FreeEnvironmentStringsW
GetConsoleMode
GetCurrentProcess
GetEnvironmentStringsW
GetLastError
GetProcAddress
GetProcessAffinityMask
GetQueuedCompletionStatusEx
GetStartupInfoA
GetStdHandle
GetSystemDirectoryA
GetSystemInfo
GetThreadContext
InitializeCriticalSection
IsDBCSLeadByteEx
K32GetModuleInformation
LeaveCriticalSection
LoadLibraryA
LoadLibraryW
MultiByteToWideChar
PostQueuedCompletionStatus
ResumeThread
SetConsoleCtrlHandler
SetErrorMode
SetEvent
SetProcessPriorityBoost
SetThreadContext
SetUnhandledExceptionFilter
SetWaitableTimer
Sleep
SuspendThread
SwitchToThread
TlsAlloc
TlsGetValue
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile
__C_specific_handler
msvcrt
___lc_codepage_func
___mb_cur_max_func
__getmainargs
__initenv
__iob_func
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_beginthread
_cexit
_commode
_errno
_fmode
_initterm
_lock
_onexit
_unlock
abort
calloc
exit
fprintf
fputc
fputs
free
localeconv
malloc
memcpy
signal
strerror
strlen
strncmp
vfprintf
wcslen
Exports
Exports
Sections
.text Size: 424KB - Virtual size: 424KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 476KB - Virtual size: 475KB
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: 352KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.edata Size: 512B - Virtual size: 78B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 3KB - Virtual size: 3KB
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
.reloc Size: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ