test[.]zip | Triage

Resubmissions

21/10/2024, 02:10

241021-clv28svgmm 10

21/10/2024, 02:02

241021-cgcebsvepn 8

18/10/2024, 06:48

241018-hk3ctawblq 8

Sharing

Copy URL Twitter E-mail

General

Target

test.zip
Size

52.0MB
MD5

f3d5852a191349f8a424232fe032ac5d
SHA1

66ee7a127a7e8e461e1fb64f5fea9d896c5fc4d6
SHA256

5e061b35e8599e44c5ca455018ee1579ff16ddc4f23fd0008d7f296ce118439d
SHA512

3fe23dd24fe680aa8fbc71e4d18e0a933c1513bcc1f1aa3808dec2d0d2a426ad851e68f92c28c6638ba45638d7248202b96ffe1eabdc8d701a87fb3f1b8a16a6
SSDEEP

1572864:+suxf21pFItq1ycTORhyYotlCNJ5S8MGx6Zl4ZFpCW:+Nf21pFeqocTORkY6MS89gXwjCW

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/printui.dll
unpack001/printui.exe

Files

test.zip
.zip
printui.dll
.dll windows:4 windows x64 arch:x64

ffeaa8e16525b3a9ea647b924e356768

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
IMAGE_FILE_DLL

Imports

kernel32

AddVectoredExceptionHandler
CloseHandle
CreateEventA
CreateSemaphoreA
DeleteCriticalSection
DuplicateHandle
EnterCriticalSection
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetHandleInformation
GetLastError
GetProcessAffinityMask
GetSystemTimeAsFileTime
GetThreadContext
GetThreadPriority
GetTickCount64
InitializeCriticalSection
IsDebuggerPresent
LeaveCriticalSection
OpenProcess
OutputDebugStringA
RaiseException
ReleaseSemaphore
RemoveVectoredExceptionHandler
ResetEvent
ResumeThread
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetEvent
SetLastError
SetProcessAffinityMask
SetThreadContext
SetThreadPriority
Sleep
SuspendThread
TlsAlloc
TlsGetValue
TlsSetValue
TryEnterCriticalSection
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObject
__C_specific_handler

api-ms-win-crt-convert-l1-1-0

_ultoa
strtoul

api-ms-win-crt-environment-l1-1-0

__p__environ
__p__wenviron
getenv

api-ms-win-crt-heap-l1-1-0

_set_new_mode
calloc
free
malloc
realloc

api-ms-win-crt-private-l1-1-0

__intrinsic_setjmpex
longjmp
memchr
memcmp
memcpy
memmove
strchr
wcsstr

api-ms-win-crt-runtime-l1-1-0

__p___argc
__p___argv
__p___wargv
_beginthreadex
_configure_narrow_argv
_configure_wide_argv
_crt_at_quick_exit
_crt_atexit
_endthreadex
_errno
_execute_onexit_table
_exit
_initialize_narrow_environment
_initialize_onexit_table
_initialize_wide_environment
_initterm
_register_onexit_function
abort
exit
signal

api-ms-win-crt-stdio-l1-1-0

__acrt_iob_func
__stdio_common_vfprintf
__stdio_common_vfwprintf
__stdio_common_vsprintf
_read
fputc
fputs
fwrite

api-ms-win-crt-string-l1-1-0

_strdup
memset
strcmp
strlen
strncmp

api-ms-win-crt-time-l1-1-0

__daylight
__timezone
__tzname
_tzset

api-ms-win-crt-utility-l1-1-0

rand_s

Exports

Exports

DllMain
PrintUIEntryW

Sections

.text
Size: 145KB - Virtual size: 145KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 91.7MB - Virtual size: 91.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 496B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 94B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 4KB - Virtual size: 4KB

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: 1024B - Virtual size: 1000B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
printui.exe
.exe windows:10 windows x64 arch:x64

de8c59512ca98fb3e224769147985370

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

PrintUI.pdb

Imports

advapi32

RegQueryValueExW
RegDeleteValueW
RegOpenKeyExW
RegSetValueExW
RegCreateKeyExW
RegDeleteKeyExW
RegCloseKey

kernel32

HeapSetInformation
GetProcAddress
FreeLibrary
GetCurrentProcessId
GetLastError
GetCommandLineW
LoadLibraryW
QueryPerformanceCounter
GetModuleHandleW
SetUnhandledExceptionFilter
GetStartupInfoW
Sleep
GetSystemTimeAsFileTime
GetTickCount
UnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
GetCurrentThreadId

gdi32

GetStockObject

user32

RegisterClassW
CreateWindowExW
DestroyWindow
DefWindowProcW
LoadCursorW

msvcrt

_fmode
_commode
?terminate@@YAXXZ
__C_specific_handler
__wgetmainargs
_amsg_exit
_XcptFilter
iswspace
_wcmdln
_initterm
__setusermatherr
_cexit
_exit
exit
__set_app_type
memset

ntdll

RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind

Sections

.text
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 512B - Virtual size: 216B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 53KB - Virtual size: 52KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 36B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

ffeaa8e16525b3a9ea647b924e356768

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-environment-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-private-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-time-l1-1-0

api-ms-win-crt-utility-l1-1-0

Exports

Exports

Sections

.text Size: 145KB - Virtual size: 145KB

.data Size: 1KB - Virtual size: 1KB

.rdata Size: 91.7MB - Virtual size: 91.7MB

.pdata Size: 13KB - Virtual size: 13KB

.xdata Size: 12KB - Virtual size: 11KB

.bss Size: - Virtual size: 496B

.edata Size: 512B - Virtual size: 94B

.idata Size: 4KB - Virtual size: 4KB

.CRT Size: 512B - Virtual size: 96B

.tls Size: 512B - Virtual size: 16B

.reloc Size: 1024B - Virtual size: 1000B

de8c59512ca98fb3e224769147985370

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

kernel32

gdi32

user32

msvcrt

ntdll

Sections

.text Size: 3KB - Virtual size: 3KB

.rdata Size: 3KB - Virtual size: 3KB

.data Size: 512B - Virtual size: 1KB

.pdata Size: 512B - Virtual size: 216B

.rsrc Size: 53KB - Virtual size: 52KB

.reloc Size: 512B - Virtual size: 36B

.text
Size: 145KB - Virtual size: 145KB

.data
Size: 1KB - Virtual size: 1KB

.rdata
Size: 91.7MB - Virtual size: 91.7MB

.pdata
Size: 13KB - Virtual size: 13KB

.xdata
Size: 12KB - Virtual size: 11KB

.bss
Size: - Virtual size: 496B

.edata
Size: 512B - Virtual size: 94B

.idata
Size: 4KB - Virtual size: 4KB

.CRT
Size: 512B - Virtual size: 96B

.tls
Size: 512B - Virtual size: 16B

.reloc
Size: 1024B - Virtual size: 1000B

.text
Size: 3KB - Virtual size: 3KB

.rdata
Size: 3KB - Virtual size: 3KB

.data
Size: 512B - Virtual size: 1KB

.pdata
Size: 512B - Virtual size: 216B

.rsrc
Size: 53KB - Virtual size: 52KB

.reloc
Size: 512B - Virtual size: 36B