NvOptimusEnablementCuda
Static task
static1
Behavioral task
behavioral1
Sample
miniZ.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
miniZ.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
miniZ_gui.exe
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
miniZ_gui.exe
Resource
win10v2004-20240508-en
General
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Target
311959da7b16b2c3f36f44432dce6221_JaffaCakes118
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Size
6.9MB
-
MD5
311959da7b16b2c3f36f44432dce6221
-
SHA1
5cb632726a6e6fdba25e15fd9107bf63e22310a3
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SHA256
f746d425f0e4d78a28bd5d8afc70d263ac0351f3a3a5481c067c0000c59a6576
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SHA512
158b663528ddf1ca681b2b01694729820c4a51dd72fc8a946b149997bb9b0ea8ff08a1ab9ef7c14e919192f6987e407bbfe43e849414b1efeaf178f5a2eb3ac3
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SSDEEP
196608:MxbGhcyAAjf7lG2lUCO18b4Vmp814HbsIWLS8fi8trGev+Sufl7WSGv8Q:MUWFAb7lG2E18EV58b7Wu8aCr1+SQWSA
Malware Config
Signatures
-
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/miniZ.exe unpack001/miniZ_gui.exe
Files
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311959da7b16b2c3f36f44432dce6221_JaffaCakes118.zip
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miniZ.exe.exe windows:6 windows x64 arch:x64
9c6e2c0545f96f6cd98c8bf16b2c2b8d
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_LARGE_ADDRESS_AWARE
Imports
wsock32
WSACleanup
WSAGetLastError
WSASetLastError
WSAStartup
listen
htonl
bind
accept
closesocket
gethostbyname
socket
setsockopt
send
recv
htons
connect
gethostname
crypt32
CertFreeCertificateContext
CertDuplicateCertificateContext
CertFindCertificateInStore
CertEnumCertificatesInStore
CertCloseStore
CertOpenStore
CertGetCertificateContextProperty
advapi32
CryptEnumProvidersW
CryptSignHashW
CryptDestroyHash
CryptCreateHash
CryptDecrypt
CryptExportKey
CryptGetUserKey
CryptGetProvParam
CryptSetHashParam
CryptDestroyKey
CryptReleaseContext
CryptAcquireContextW
ReportEventW
RegisterEventSourceW
DeregisterEventSource
CryptGenRandom
kernel32
DeleteTimerQueueTimer
ChangeTimerQueueTimer
CreateTimerQueueTimer
SignalObjectAndWait
CreateTimerQueue
InitializeSListHead
IsDebuggerPresent
GetNumaHighestNodeNumber
IsProcessorFeaturePresent
TerminateProcess
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
LCMapStringW
CompareStringW
GetCPInfo
CreateEventW
InitializeCriticalSectionAndSpinCount
DecodePointer
EncodePointer
SetThreadAffinityMask
RtlPcToFileHeader
RegisterWaitForSingleObject
UnregisterWait
ExpandEnvironmentStringsA
GetSystemTimeAsFileTime
SystemTimeToFileTime
GetTickCount
ReleaseSemaphore
GetModuleHandleA
GetProcAddress
CreateEventA
OpenEventA
SetEvent
ResetEvent
GetCurrentThreadId
Sleep
GetCurrentProcessId
WaitForSingleObjectEx
CloseHandle
GetProcessHeap
HeapAlloc
HeapFree
GetLastError
ResumeThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetLogicalProcessorInformation
LocalFree
FormatMessageA
OpenProcess
GetVersionExA
FreeLibrary
LoadLibraryA
RaiseException
SetUnhandledExceptionFilter
WaitForSingleObject
GetCurrentProcess
CreateThread
GetModuleFileNameW
MultiByteToWideChar
GetEnvironmentVariableA
SetEnvironmentVariableA
SetErrorMode
LoadLibraryExW
SetLastError
GetSystemTime
GetStdHandle
GetFileType
WriteFile
GetModuleHandleW
SwitchToFiber
DeleteFiber
CreateFiber
FindClose
FindFirstFileW
FindNextFileW
WideCharToMultiByte
ConvertFiberToThread
ConvertThreadToFiber
QueryPerformanceCounter
GlobalMemoryStatus
GetEnvironmentVariableW
GetConsoleMode
ReadConsoleA
ReadConsoleW
SetConsoleMode
DuplicateHandle
GetCurrentThread
SetThreadPriority
GetThreadPriority
GetThreadContext
SetThreadContext
GetSystemDirectoryA
GetProcessAffinityMask
WaitForMultipleObjects
CreateSemaphoreA
QueryPerformanceFrequency
VirtualAlloc
VirtualFree
VirtualProtect
GetNativeSystemInfo
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
TryEnterCriticalSection
LeaveCriticalSection
SwitchToThread
HeapDestroy
FreeLibraryAndExitThread
HeapCreate
LocalAlloc
GetSystemDirectoryW
GetThreadTimes
GetVersionExW
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
UnregisterWaitEx
LoadLibraryW
GetExitCodeThread
user32
GetProcessWindowStation
GetUserObjectInformationW
MessageBoxW
vcruntime140
__RTDynamicCast
strchr
memcmp
__std_type_info_compare
__C_specific_handler
wcsstr
strrchr
longjmp
__uncaught_exception
__vcrt_InitializeCriticalSectionEx
__intrinsic_setjmp
__processing_throw
__current_exception
__std_exception_copy
memmove
__std_terminate
_purecall
__AdjustPointer
strstr
memchr
memset
memcpy
__CxxFrameHandler3
_CxxThrowException
__std_exception_destroy
api-ms-win-crt-runtime-l1-1-0
_set_app_type
system
_get_initial_narrow_environment
_initterm
_initterm_e
__p___argc
__p___argv
_c_exit
_register_thread_local_exe_atexit_callback
signal
_beginthreadex
_seh_filter_exe
exit
_crt_atexit
_register_onexit_function
_cexit
_exit
_invalid_parameter_noinfo_noreturn
strerror_s
_initialize_onexit_table
_invalid_parameter_noinfo
abort
raise
_initialize_narrow_environment
terminate
_configure_narrow_argv
_endthreadex
perror
_errno
strerror
api-ms-win-crt-string-l1-1-0
_strdup
isxdigit
strspn
strncpy
strtok
isupper
toupper
strncat_s
_strnicmp
_strupr
_wcsdup
_stricmp
iswprint
islower
tolower
isdigit
strncmp
__strncnt
strcspn
strcmp
isspace
api-ms-win-crt-heap-l1-1-0
_calloc_base
malloc
realloc
_callnewh
_set_new_mode
_free_base
free
calloc
_malloc_base
api-ms-win-crt-math-l1-1-0
pow
ldexp
frexp
sqrt
exp
log10
powf
__setusermatherr
api-ms-win-crt-stdio-l1-1-0
setvbuf
fwrite
fclose
fopen
fputs
putc
_fsopen
_fseeki64
__acrt_iob_func
__stdio_common_vfprintf
fsetpos
ungetc
__stdio_common_vsprintf_s
__stdio_common_vsprintf
__stdio_common_vswprintf
_get_stream_buffer_pointers
fflush
fgetc
_wfopen
__stdio_common_vsscanf
fgetpos
feof
_set_fmode
_setmode
ftell
fseek
fread
_fileno
fputc
__p__commode
fgets
ferror
api-ms-win-crt-locale-l1-1-0
___lc_collate_cp_func
_configthreadlocale
setlocale
localeconv
___mb_cur_max_func
_lock_locales
___lc_codepage_func
___lc_locale_name_func
__pctype_func
_unlock_locales
api-ms-win-crt-convert-l1-1-0
strtol
strtoul
strtof
strtod
atof
atoi
api-ms-win-crt-time-l1-1-0
_localtime64
strftime
_gmtime64
_Gettnames
_ftime64_s
_Strftime
_time64
api-ms-win-crt-utility-l1-1-0
rand_s
rand
qsort
div
srand
api-ms-win-crt-filesystem-l1-1-0
_stat64i32
_unlock_file
_lock_file
api-ms-win-crt-environment-l1-1-0
getenv
api-ms-win-crt-multibyte-l1-1-0
_ismbblead
Exports
Exports
Sections
.text Size: 2.2MB - Virtual size: 2.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 894KB - Virtual size: 893KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 164KB - Virtual size: 498KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 110KB - Virtual size: 109KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.ctors Size: 512B - Virtual size: 8B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.dtors Size: 512B - Virtual size: 8B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.nv_fatb Size: 22.5MB - Virtual size: 22.5MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.nvFatBi Size: 512B - Virtual size: 192B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.gfids Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.tls Size: 512B - Virtual size: 9B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 436B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 26KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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miniZ.exe.sha256sum
-
miniZ_gui.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 377KB - Virtual size: 377KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 39KB - Virtual size: 38KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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miniZ_gui.exe.sha256sum