VRCOSC[.]exe | Triage

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General

Target

VRCOSC.exe
Size

171KB
MD5

d134a12b8decf8ad3a24a6d6eacb7699
SHA1

ccce0a2dbcd2df7c4c7fbd3732d04a05447ad87e
SHA256

745ce00b41f28dadb0740394bd676dd06af4fcafca358f5a44339b683106f4dd
SHA512

92fd38e4417439524ad1c3bb630a2f1e2564e0d257069bb8b4fd6367d3430084bc390a89fd7ba86cded2b7ca72dee9916be59474070cba1247a817a1b14558ac
SSDEEP

3072:BzgOw8fCFTguxEn7lMDAYWHO8w2GTHCzKnoVZhUx0bnHT:OsapEDYOPwjqN3

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
VRCOSC.exe

Files

VRCOSC.exe
.exe windows:6 windows x86 arch:x86

341b0e4df74402c49a713597e9d7f17b

Headers

DLL Characteristics

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_32BIT_MACHINE

PDB Paths

C:\Source\Clowd.Squirrel\build\Release\Win32\StubExecutable.pdb

Imports

kernel32

GetFileAttributesW
GetModuleFileNameW
GetModuleHandleW
FindFirstFileW
FindNextFileW
FindClose
CreateProcessW
CreateFileW
CloseHandle
MultiByteToWideChar
WideCharToMultiByte
GetStringTypeW
EncodePointer
DecodePointer
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
LCMapStringEx
GetCPInfo
IsProcessorFeaturePresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwind
RaiseException
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetStdHandle
WriteFile
HeapFree
HeapAlloc
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
HeapReAlloc
GetFileType
FindFirstFileExW
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
SetStdHandle
SetFilePointerEx
HeapSize
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
WriteConsoleW

user32

AllowSetForegroundWindow
WaitForInputIdle

Sections

.text
Size: 110KB - Virtual size: 109KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 41KB - Virtual size: 41KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

341b0e4df74402c49a713597e9d7f17b

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

Sections

.text Size: 110KB - Virtual size: 109KB

.rdata Size: 41KB - Virtual size: 41KB

.data Size: 5KB - Virtual size: 8KB

.rsrc Size: 6KB - Virtual size: 6KB

.reloc Size: 7KB - Virtual size: 6KB

.text
Size: 110KB - Virtual size: 109KB

.rdata
Size: 41KB - Virtual size: 41KB

.data
Size: 5KB - Virtual size: 8KB

.rsrc
Size: 6KB - Virtual size: 6KB

.reloc
Size: 7KB - Virtual size: 6KB