Win32[.]Unknown_SpectreMeltdown[.]zip

Resubmissions

29/06/2024, 20:43

240629-zhvnmawbkc 3

Sharing

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General

Target

Win32.Unknown_SpectreMeltdown.zip
Size

97KB
MD5

98b25e3dcf67d0c5362fbb0514564fdf
SHA1

ad14ec4e344e2d0467a93f6bfe8d0700816304c4
SHA256

6db0b6f57010d9e4038a4b15f0344ad0a304e468a1a901c46fe802e70e23dcb4
SHA512

7fbf80ca1a5487f4466537cc96e7dd4181d0a913b9fb4ca97af34e03fc932d1e4562811951c10bccb03bcc084b86a4c96a19af106955fce432cc821f480cdd54
SSDEEP

3072:FPI4UH9eH1Bs4w8l/f1lbBd386R8x+2r5JSKXxP:i4Uq1eOtdlbBd38U8ZAKXxP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/Win32.Unknown_SpectreMeltdown

Files

Win32.Unknown_SpectreMeltdown.zip
.zip

Password: infected
Win32.Unknown_SpectreMeltdown
.exe windows:4 windows x64 arch:x64

c5935e86dc283c5c108ba819bde374ce

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

kernel32

DeleteCriticalSection
EnterCriticalSection
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GetSystemTimeAsFileTime
GetTickCount
InitializeCriticalSection
LeaveCriticalSection
QueryPerformanceCounter
RtlAddFunctionTable
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsGetValue
UnhandledExceptionFilter
VirtualProtect
VirtualQuery

msvcrt

__C_specific_handler
__dllonexit
__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_fmode
_initterm
_lock
_onexit
_unlock
abort
calloc
exit
fprintf
free
fwrite
malloc
memcpy
printf
putchar
signal
sscanf
strlen
strncmp
vfprintf

Sections

.text
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 392B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 1024B - Virtual size: 636B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 1024B - Virtual size: 544B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 131KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 2KB - Virtual size: 2KB

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: 104B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

/4
Size: 1024B - Virtual size: 976B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 289KB - Virtual size: 288KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/31
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/45
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/57
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/70
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/81
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/92
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

Password: infected

c5935e86dc283c5c108ba819bde374ce

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Sections

.text Size: 9KB - Virtual size: 8KB

.data Size: 512B - Virtual size: 392B

.rdata Size: 2KB - Virtual size: 2KB

.pdata Size: 1024B - Virtual size: 636B

.xdata Size: 1024B - Virtual size: 544B

.bss Size: - Virtual size: 131KB

.idata Size: 2KB - Virtual size: 2KB

.CRT Size: 512B - Virtual size: 104B

.tls Size: 512B - Virtual size: 104B

/4 Size: 1024B - Virtual size: 976B

/19 Size: 289KB - Virtual size: 288KB

/31 Size: 9KB - Virtual size: 9KB

/45 Size: 9KB - Virtual size: 9KB

/57 Size: 2KB - Virtual size: 2KB

/70 Size: 2KB - Virtual size: 1KB

/81 Size: 11KB - Virtual size: 10KB

/92 Size: 1KB - Virtual size: 1KB

.text
Size: 9KB - Virtual size: 8KB

.data
Size: 512B - Virtual size: 392B

.rdata
Size: 2KB - Virtual size: 2KB

.pdata
Size: 1024B - Virtual size: 636B

.xdata
Size: 1024B - Virtual size: 544B

.bss
Size: - Virtual size: 131KB

.idata
Size: 2KB - Virtual size: 2KB

.CRT
Size: 512B - Virtual size: 104B

.tls
Size: 512B - Virtual size: 104B

/4
Size: 1024B - Virtual size: 976B

/19
Size: 289KB - Virtual size: 288KB

/31
Size: 9KB - Virtual size: 9KB

/45
Size: 9KB - Virtual size: 9KB

/57
Size: 2KB - Virtual size: 2KB

/70
Size: 2KB - Virtual size: 1KB

/81
Size: 11KB - Virtual size: 10KB

/92
Size: 1KB - Virtual size: 1KB