Static task
static1
Behavioral task
behavioral1
Sample
3pckfwua.zip
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
3pckfwua.zip
Resource
win10v2004-20230220-en
Behavioral task
behavioral3
Sample
3pckfwua.exe
Resource
win7-20230220-en
Behavioral task
behavioral4
Sample
3pckfwua.exe
Resource
win10v2004-20230220-en
General
-
Target
3pckfwua.zip
-
Size
423KB
-
MD5
9d0ca47edc2f5a82291c9497b2d53996
-
SHA1
23b17924545d94ce7d647ff42bd579cb9c5e1542
-
SHA256
c54f971401453ff102cc0745d55ae03bb5dcb46f307b6e10b0700d2693c4a20f
-
SHA512
1b4933d220a5d946c329cd31cd9ed459d66bce3ddbcbb6958ae02285b48549bfbe9cb5e3a7643d1bedfb5e8b4ae9fc855aa9bad7d40881727a96c680d2881875
-
SSDEEP
6144:5oQguFGDMHfL2PpWEqMflMe71n2G7PApbhv+LMmIrWe+7zzjJdPK15tLWkSk:6QHGDM/qPf352G7PA5sVc/+bji1DLzSk
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/3pckfwua
Files
-
3pckfwua.zip.zip
Password: infected
-
3pckfwua.exe windows x64
Password: infected
f6da1794eea7809ac5969477dbb4fa70
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
advapi32
CryptAcquireContextA
CryptGenRandom
kernel32
AddVectoredExceptionHandler
CloseHandle
CreateEventA
CreateSemaphoreA
DeleteCriticalSection
DuplicateHandle
EnterCriticalSection
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetFileAttributesA
GetHandleInformation
GetLastError
GetModuleFileNameW
GetProcessAffinityMask
GetStartupInfoA
GetSystemInfo
GetSystemTimeAsFileTime
GetThreadContext
GetThreadPriority
GetTickCount
InitializeCriticalSection
IsDebuggerPresent
LeaveCriticalSection
OutputDebugStringA
QueryPerformanceCounter
RaiseException
ReleaseSemaphore
RemoveVectoredExceptionHandler
ResetEvent
ResumeThread
RtlAddFunctionTable
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetEvent
SetLastError
SetProcessAffinityMask
SetThreadContext
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SuspendThread
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TryEnterCriticalSection
UnhandledExceptionFilter
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObject
msvcrt
__C_specific_handler
__dllonexit
__doserrno
__getmainargs
__initenv
__iob_func
__lconv_init
__pioinfo
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_beginthreadex
_cexit
_endthreadex
_errno
_exit
_filelengthi64
_fileno
_findclose
_findfirst64
_fmode
_fullpath
_initterm
_lock
_lseeki64
_onexit
_setjmp
_stat64
_ultoa
_unlock
_write
abort
acos
calloc
exit
fclose
fflush
fgetpos
fopen
fprintf
fread
free
frexp
fseek
fsetpos
ftell
fwprintf
fwrite
malloc
memcmp
memcpy
memmove
memset
printf
puts
raise
rand
realloc
rename
signal
sprintf
srand
strcat
strcmp
strcpy
strerror
strlen
strncmp
strncpy
system
vfprintf
wcscpy
_time64
_snwprintf
_findnext64
longjmp
_strdup
_getcwd
_chdir
user32
MessageBoxW
Sections
.text Size: 298KB - Virtual size: 297KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 39KB - Virtual size: 38KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 62KB - Virtual size: 61KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.pdata Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.xdata Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 33KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 112B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 104B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
/4 Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/19 Size: 508KB - Virtual size: 508KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/31 Size: 21KB - Virtual size: 21KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/45 Size: 37KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/57 Size: 21KB - Virtual size: 21KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/70 Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/81 Size: 54KB - Virtual size: 54KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
/92 Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ