Static task
static1
Behavioral task
behavioral1
Sample
_.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
_.exe
Resource
win10v2004-20230703-en
Behavioral task
behavioral3
Sample
virus.exe
Resource
win7-20230712-en
Behavioral task
behavioral4
Sample
virus.exe
Resource
win10v2004-20230703-en
General
-
Target
.7z
-
Size
238KB
-
MD5
1f614b9ad6d93583a7d8be4c716fb91f
-
SHA1
616881a845be340510dd1d7a49f54a4b2b14970c
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SHA256
1a4392331867df8f85559ae9a8747e3c8fae34ded76c11930faf750717519caa
-
SHA512
c50baab6a4afef215a7169f4ec8e9a5ce9bdd1312cbb5f9cd0f6657e7429459cb5d0a71d66f03bbb9a71aafe0708cf6b515cda4ede269cd2d99f78f0cab28dd4
-
SSDEEP
6144:mV0NqcAxLMPAthPmragSF9W0baJuo3qv43+npw:mV0NqcEMPAxwG7WTJuoWkIpw
Malware Config
Signatures
-
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/_.exe unpack001/virus.exe
Files
-
.7z.7z
Password: infected
-
_.exe.exe windows x64
596ee9d0a37cbae5b18809ed6641d685
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_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
AddVectoredExceptionHandler
CloseHandle
CreateEventA
CreateSemaphoreA
DeleteCriticalSection
DuplicateHandle
EnterCriticalSection
FormatMessageA
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetFileAttributesA
GetHandleInformation
GetLastError
GetModuleHandleW
GetProcAddress
GetProcessAffinityMask
GetSystemTimeAsFileTime
GetThreadContext
GetThreadPriority
GetTickCount
GetTickCount64
InitializeCriticalSection
IsDBCSLeadByteEx
IsDebuggerPresent
IsProcessorFeaturePresent
LeaveCriticalSection
LoadLibraryW
LocalFree
MultiByteToWideChar
OpenProcess
OutputDebugStringA
RaiseException
ReleaseSemaphore
RemoveVectoredExceptionHandler
ResetEvent
ResumeThread
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetEvent
SetLastError
SetProcessAffinityMask
SetThreadContext
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SuspendThread
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TryEnterCriticalSection
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObject
WideCharToMultiByte
msvcrt
__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__getmainargs
__initenv
__iob_func
__set_app_type
__setusermatherr
_amsg_exit
_beginthreadex
_cexit
_commode
_endthreadex
_errno
_fdopen
_filelengthi64
_fileno
_findclose
_fileno
_findfirst64
_findnext64
_fmode
_fstat64
_fullpath
_initterm
_lseeki64
_onexit
_read
_setjmp
_stat64
_strdup
_ultoa
_wfopen
_write
abort
calloc
exit
fclose
fflush
fgetpos
fopen
fprintf
fputc
fputs
fread
free
fsetpos
fwrite
getc
getenv
getwc
iswctype
localeconv
longjmp
malloc
memchr
memcmp
memcpy
memmove
memset
perror
printf
putc
putwc
realloc
remove
setlocale
setvbuf
signal
strchr
strcmp
strcoll
strcpy
strerror
strftime
strlen
strncmp
strncpy
strtoul
strxfrm
toupper
towlower
towupper
ungetwc
ungetc
vfprintf
wcscoll
wcsftime
wcslen
wcsxfrm
user32
MessageBoxW
Sections
.text Size: 765KB - Virtual size: 764KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
_ Size: 1024B - Virtual size: 520B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 13KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 71KB - Virtual size: 71KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
PASSWD Size: 512B - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 49KB - Virtual size: 48KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 66KB - Virtual size: 65KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 3KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 5KB - Virtual size: 5KB
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
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
virus.exe.exe windows x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ