oci[.]dll | Triage

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General

Target

oci.dll
Size

286KB
MD5

4a4e7a08517a4053245c05ce6cc00494
SHA1

80a0a187e7c14964b0337c2a597b8f423f1576dd
SHA256

c8eef7bcc691f4ab65b249946959672667a62ce929a6956b5aa9abee5fa5854c
SHA512

6a820104e89cb576b9c3c4231297702e8b6c3e6a8d2d1b5664eaea05220c83ba65d66ea63c41d1796b41c3e5e3d8d00997f54146ac5498cbef76788fc0b42ca5
SSDEEP

6144:GVtA/OQZFV7qONsWc40Hb8Ew5kc15F/tge+PKMHoytwaCTTtsoxGo:ytA/OQZFV7qONsWc40Hb8EGkA5wrlHSF

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
oci.dll

Files

oci.dll
.dll windows:6 windows x64 arch:x64

ca534789f23d67dab682f0eb0771a7d5

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

GetProcessHeap
HeapFree
GetLastError
HeapAlloc
GetCurrentThreadId
GetCurrentProcess
GetThreadId
WriteConsoleW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
HeapCreate
Sleep
HeapReAlloc
CreateToolhelp32Snapshot
Thread32Next
CloseHandle
Thread32First
OpenThread
SuspendThread
GetThreadContext
SetThreadContext
VirtualProtect
FlushInstructionCache
ResumeThread
GetProcAddress
VirtualFree
GetSystemInfo
VirtualAlloc
VirtualQuery
RtlUnwindEx
RtlPcToFileHeader
RaiseException
InterlockedFlushSList
SetLastError
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
ReadFile
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
LCMapStringW
SetFilePointerEx
GetStdHandle
GetFileType
GetConsoleMode
ReadConsoleW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
CreateFileW
SetStdHandle
FlushFileBuffers
WriteFile
GetConsoleCP
GetStringTypeW
HeapSize
SetEndOfFile

Sections

.text
Size: 221KB - Virtual size: 220KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 50KB - Virtual size: 50KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 8KB - Virtual size: 7KB

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

Sharing

General

Malware Config

Signatures

Files

ca534789f23d67dab682f0eb0771a7d5

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 221KB - Virtual size: 220KB

.rdata Size: 50KB - Virtual size: 50KB

.data Size: 3KB - Virtual size: 8KB

.pdata Size: 8KB - Virtual size: 7KB

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 221KB - Virtual size: 220KB

.rdata
Size: 50KB - Virtual size: 50KB

.data
Size: 3KB - Virtual size: 8KB

.pdata
Size: 8KB - Virtual size: 7KB

.reloc
Size: 2KB - Virtual size: 1KB