DriverProc
Static task
static1
Behavioral task
behavioral1
Sample
S264vfw.dll
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
S264vfw.dll
Resource
win10v2004-20240508-en
General
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Target
S264vfw.dll
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Size
56KB
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MD5
e07f41e4729b402f447a88c9d2ddd943
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SHA1
8e978e6dae7e8eb7a3e008f19247e44fb8ebf2bd
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SHA256
f08876fa213a3e73d4f2e889828326767d162eb668726f11e7a79e2d14d4c3e8
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SHA512
0625460b2ca59f470edf6c7b5a655a3fd8e814d53be6e14554e01566a60e389794a0413a09a32fccdc867c54a24307bee8c74c41467f1307c1190519daaac56b
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SSDEEP
768:9z4zCCoaagXTcHXf431Wb/R+UkyZcXQT9ocMGqz:mzToaVcHXKM5+UkyZcmoXGqz
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource S264vfw.dll
Files
-
S264vfw.dll.dll windows:4 windows x86 arch:x86
e1709b6b904fede7948d8de3a9b993bb
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
winmm
DefDriverProc
cr_h264dec_h
Hi264DecDestroy
Hi264DecCreate
Hi264DecFrame
kernel32
SetHandleCount
CloseHandle
SetStdHandle
RtlUnwind
SetFilePointer
FlushFileBuffers
GetLastError
GetStringTypeW
OutputDebugStringA
HeapAlloc
HeapFree
GetCommandLineA
GetVersion
GetModuleHandleA
GetModuleFileNameA
GetEnvironmentVariableA
GetVersionExA
HeapDestroy
HeapCreate
VirtualFree
VirtualAlloc
HeapReAlloc
ExitProcess
TerminateProcess
GetCurrentProcess
GetStdHandle
GetFileType
GetStartupInfoA
FreeEnvironmentStringsA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStrings
GetEnvironmentStringsW
WriteFile
GetCPInfo
GetACP
GetOEMCP
GetProcAddress
LoadLibraryA
MultiByteToWideChar
LCMapStringA
LCMapStringW
GetStringTypeA
Exports
Exports
Sections
.text Size: 28KB - Virtual size: 26KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 12KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 920B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ