UpdateSystem
Static task
static1
Behavioral task
behavioral1
Sample
vuVvMKg.dll
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
vuVvMKg.dll
Resource
win10v2004-20231020-en
General
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Target
vuVvMKg.i3IO
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Size
1.3MB
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MD5
d6abeeb469e2417bbcd3c122c06ba099
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SHA1
8052806a4c92bad7ef242256106f38c67ff3f17d
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SHA256
97df5304f53fec6a5d2d2bd75b9310a3747b681520fe45d2961bc4df86e556d7
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SHA512
cd679119ccd5ebb2fa02c0ea3ad67f4a994196098cb1b594cb8e2fd018e8d6292405275ef676dff332bbf467e7fbbac320cc3ebef47aad33b974592340b675b2
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SSDEEP
24576:DnAv5oG7fAQ8vYa1UhpcTwXqJzokQ0dxFs0xYj7veyIWzoqCTh7B:choGO7UhVvegzoqCTh7B
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource vuVvMKg.i3IO
Files
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vuVvMKg.i3IO.dll windows:6 windows x64 arch:x64
903c6b2aff746b02e8cfc7087de5f0f4
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
Imports
kernel32
CloseHandle
CreateEventW
CreateFileW
DeleteCriticalSection
EncodePointer
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileExW
FindNextFileW
FlushFileBuffers
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleCP
GetConsoleMode
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetEnvironmentStringsW
GetFileType
GetLastError
GetModuleFileNameW
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
InterlockedFlushSList
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryExW
LocalFree
MultiByteToWideChar
QueryPerformanceCounter
RaiseException
ReadConsoleW
ReadFile
ResetEvent
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
SetEndOfFile
SetEvent
SetFilePointerEx
SetLastError
SetStdHandle
SetUnhandledExceptionFilter
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
WaitForSingleObjectEx
WideCharToMultiByte
WriteConsoleW
WriteFile
advapi32
OpenProcessToken
Exports
Exports
Sections
.text Size: 1.2MB - Virtual size: 1.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 54KB - Virtual size: 54KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 17KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.00cfg Size: 512B - Virtual size: 40B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gehcont Size: 512B - Virtual size: 36B
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
_RDATA Size: 512B - Virtual size: 148B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 424B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ