vrc-osc-manager[.]exe

Sharing

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General

Target

vrc-osc-manager.exe
Size

21.2MB
MD5

ee7d9508381fb14641caf9bdf6f70596
SHA1

550f94056d71a7ea606d7507bab2437f125c7bdd
SHA256

9175b065d3fd668a0297ead04ebab21514fa4608b30cd60aa8ae7c7a459d83f1
SHA512

46b878501f759564045c437a7107e94f7e3344d6c89c4345fa8b63ada19d8c27161ccd3482a664f6c91152fe048928813e5341d70fcc22be78203d74eb10d496
SSDEEP

196608:b8k/nyBKaYNC7H67LtJpWvVQ9kVVSQKXl+JJuBB1E:b8kPyga4wH67LtJpWvVQ9kVVSQKXfC

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
vrc-osc-manager.exe

Files

vrc-osc-manager.exe
.exe windows:4 windows x64 arch:x64

ea089ed37874418e7756d97cdfa93170

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

netapi32

NetApiBufferFree
NetUserEnum
NetUserGetInfo
NetUserGetLocalGroups

ntdll

NtCancelIoFileEx
NtCreateFile
NtDeviceIoControlFile
NtQueryInformationProcess
NtQuerySystemInformation
RtlCaptureContext
RtlGetVersion
RtlLookupFunctionEntry
RtlNtStatusToDosError
memcmp
memcpy
memmove
memset
pow
strlen
wcslen

ole32

CoCreateInstance
CoInitializeEx
CoInitializeSecurity
CoSetProxyBlanket
CoTaskMemFree
CoUninitialize

oleaut32

SysAllocString
SysFreeString
VariantClear

pdh

PdhAddEnglishCounterA
PdhAddEnglishCounterW
PdhCloseQuery
PdhCollectQueryData
PdhCollectQueryDataEx
PdhGetFormattedCounterValue
PdhOpenQueryA
PdhRemoveCounter

powrprof

CallNtPowerInformation

psapi

GetModuleFileNameExW
GetPerformanceInfo
GetProcessMemoryInfo

secur32

AcceptSecurityContext
AcquireCredentialsHandleA
ApplyControlToken
DecryptMessage
DeleteSecurityContext
EncryptMessage
FreeContextBuffer
FreeCredentialsHandle
InitializeSecurityContextW
LsaEnumerateLogonSessions
LsaFreeReturnBuffer
LsaGetLogonSessionData
QueryContextAttributesW

shell32

CommandLineToArgvW
SHGetKnownFolderPath
Shell_NotifyIconW

user32

CreatePopupMenu
CreateWindowExW
DefWindowProcW
DispatchMessageW
GetCursorPos
GetMenuItemID
GetMessageW
InsertMenuItemW
LoadImageW
PostMessageW
PostQuitMessage
RegisterClassW
SetForegroundWindow
SetMenuInfo
TrackPopupMenu
TranslateMessage

ws2_32

WSACleanup
WSADuplicateSocketW
WSAGetLastError
WSAIoctl
WSAPoll
WSARecv
WSARecvFrom
WSASend
WSASendTo
WSASocketW
WSAStartup
accept
bind
closesocket
connect
freeaddrinfo
getaddrinfo
getpeername
getsockname
getsockopt
ioctlsocket
listen
recv
recvfrom
select
send
sendto
setsockopt
shutdown
socket

crypt32

CertAddCertificateContextToStore
CertAddEncodedCTLToStore
CertAddEncodedCertificateToStore
CertCloseStore
CertCreateCertificateContext
CertDeleteCertificateFromStore
CertDuplicateCertificateChain
CertDuplicateCertificateContext
CertDuplicateStore
CertEnumCertificatesInStore
CertFreeCertificateChain
CertFreeCertificateContext
CertGetCertificateChain
CertGetCertificateContextProperty
CertGetEnhancedKeyUsage
CertOpenStore
CertSetCertificateContextProperty
CertVerifyCertificateChainPolicy
CertVerifyTimeValidity
CryptAcquireCertificatePrivateKey
CryptBinaryToStringA
CryptDecodeObjectEx
CryptEncodeObjectEx
CryptHashCertificate
CryptStringToBinaryA
PFXExportCertStore
PFXImportCertStore

ncrypt

NCryptFreeObject

userenv

GetUserProfileDirectoryW

advapi32

ConvertSidToStringSidW
ConvertStringSidToSidW
CopySid
CryptAcquireContextW
CryptDestroyKey
CryptImportKey
CryptReleaseContext
GetLengthSid
GetTokenInformation
IsValidSid
LookupAccountSidW
OpenProcessToken
RegCloseKey
RegEnumKeyExW
RegEnumValueW
RegOpenKeyExW
RegQueryInfoKeyW
RegQueryValueExW
SystemFunction036

bcrypt

BCryptCloseAlgorithmProvider
BCryptGenRandom
BCryptOpenAlgorithmProvider

iphlpapi

FreeMibTable
GetAdaptersAddresses
GetIfEntry2
GetIfTable2
if_nametoindex

kernel32

AcquireSRWLockExclusive
AcquireSRWLockShared
AddVectoredExceptionHandler
CancelIo
CancelIoEx
CloseHandle
CompareStringOrdinal
ConnectNamedPipe
CopyFileExW
CreateDirectoryW
CreateEventA
CreateEventW
CreateFileMappingA
CreateFileW
CreateHardLinkW
CreateIoCompletionPort
CreateMutexA
CreateNamedPipeW
CreateProcessW
CreateSymbolicLinkW
CreateThread
CreateToolhelp32Snapshot
DeleteCriticalSection
DeleteFileW
DeviceIoControl
DisconnectNamedPipe
DuplicateHandle
EnterCriticalSection
ExitProcess
FindClose
FindFirstFileW
FindNextFileW
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
GetCommandLineW
GetComputerNameExW
GetConsoleMode
GetConsoleScreenBufferInfo
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDiskFreeSpaceExW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileType
GetFinalPathNameByHandleW
GetFullPathNameW
GetLastError
GetLogicalDrives
GetLogicalProcessorInformation
GetLogicalProcessorInformationEx
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleW
GetNamedPipeInfo
GetOverlappedResult
GetProcAddress
GetProcessHeap
GetProcessId
GetProcessIoCounters
GetProcessTimes
GetQueuedCompletionStatusEx
GetStartupInfoA
GetStdHandle
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetSystemTimes
GetTempPathW
GetTickCount
GetTickCount64
GetVolumeInformationW
GetWindowsDirectoryW
GlobalMemoryStatusEx
HeapAlloc
HeapFree
HeapReAlloc
InitOnceBeginInitialize
InitOnceComplete
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
LocalAlloc
LocalFree
MapViewOfFile
Module32FirstW
Module32NextW
MoveFileExW
OpenProcess
PostQueuedCompletionStatus
ProcessIdToSessionId
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReadConsoleW
ReadFile
ReadFileEx
ReadProcessMemory
RegisterWaitForSingleObject
ReleaseMutex
ReleaseSRWLockExclusive
ReleaseSRWLockShared
RemoveDirectoryW
RtlAddFunctionTable
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetConsoleMode
SetConsoleTextAttribute
SetCurrentDirectoryW
SetEnvironmentVariableW
SetFileAttributesW
SetFileCompletionNotificationModes
SetFileInformationByHandle
SetFilePointerEx
SetFileTime
SetHandleInformation
SetLastError
SetThreadStackGuarantee
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
SleepEx
SwitchToThread
SystemTimeToFileTime
SystemTimeToTzSpecificLocalTime
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
TryAcquireSRWLockShared
TzSpecificLocalTimeToSystemTime
UnhandledExceptionFilter
UnmapViewOfFile
UnregisterWaitEx
VirtualProtect
VirtualQuery
VirtualQueryEx
WaitForMultipleObjects
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WriteConsoleW
WriteFile
WriteFileEx
__C_specific_handler
lstrlenW

msvcrt

__dllonexit
__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_fmode
_fpreset
_initterm
_lock
_onexit
_unlock
abort
atexit
calloc
exit
fmod
fprintf
free
fwrite
malloc
realloc
signal
strncmp
vfprintf

Sections

.text
Size: 7.9MB - Virtual size: 7.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 27KB - Virtual size: 26KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 289KB - Virtual size: 288KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 794KB - Virtual size: 793KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 3KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 14KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 120B

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

.rsrc
Size: 84KB - Virtual size: 83KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

/4
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 512KB - Virtual size: 512KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/35
Size: 512B - Virtual size: 252B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/51
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/63
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/77
Size: 380KB - Virtual size: 379KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/89
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/102
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/113
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/124
Size: 512KB - Virtual size: 511KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ea089ed37874418e7756d97cdfa93170

Headers

DLL Characteristics

File Characteristics

Imports

netapi32

ntdll

ole32

oleaut32

pdh

powrprof

psapi

secur32

shell32

user32

ws2_32

crypt32

ncrypt

userenv

advapi32

bcrypt

iphlpapi

kernel32

msvcrt

Sections

.text Size: 7.9MB - Virtual size: 7.9MB

.data Size: 27KB - Virtual size: 26KB

.rdata Size: 1.4MB - Virtual size: 1.4MB

.pdata Size: 289KB - Virtual size: 288KB

.xdata Size: 794KB - Virtual size: 793KB

.bss Size: - Virtual size: 3KB

.idata Size: 14KB - Virtual size: 14KB

.CRT Size: 512B - Virtual size: 120B

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

.rsrc Size: 84KB - Virtual size: 83KB

/4 Size: 2KB - Virtual size: 1KB

/19 Size: 512KB - Virtual size: 512KB

/35 Size: 512B - Virtual size: 252B

/51 Size: 1.1MB - Virtual size: 1.1MB

/63 Size: 14KB - Virtual size: 13KB

/77 Size: 380KB - Virtual size: 379KB

/89 Size: 3KB - Virtual size: 2KB

/102 Size: 1.2MB - Virtual size: 1.2MB

/113 Size: 11KB - Virtual size: 10KB

/124 Size: 512KB - Virtual size: 511KB

.text
Size: 7.9MB - Virtual size: 7.9MB

.data
Size: 27KB - Virtual size: 26KB

.rdata
Size: 1.4MB - Virtual size: 1.4MB

.pdata
Size: 289KB - Virtual size: 288KB

.xdata
Size: 794KB - Virtual size: 793KB

.bss
Size: - Virtual size: 3KB

.idata
Size: 14KB - Virtual size: 14KB

.CRT
Size: 512B - Virtual size: 120B

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

.rsrc
Size: 84KB - Virtual size: 83KB

/4
Size: 2KB - Virtual size: 1KB

/19
Size: 512KB - Virtual size: 512KB

/35
Size: 512B - Virtual size: 252B

/51
Size: 1.1MB - Virtual size: 1.1MB

/63
Size: 14KB - Virtual size: 13KB

/77
Size: 380KB - Virtual size: 379KB

/89
Size: 3KB - Virtual size: 2KB

/102
Size: 1.2MB - Virtual size: 1.2MB

/113
Size: 11KB - Virtual size: 10KB

/124
Size: 512KB - Virtual size: 511KB