s[.]dll | Triage

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General

Target

s.dll
Size

223KB
MD5

91a8c3f8a26bab443e120241ac58ba76
SHA1

7e45cabeab62c6ff728248e80e71fe381350737f
SHA256

8eace0e53b325f1067392eebc07da87f99152401741fc7400b3dbfeddcc23ad9
SHA512

4de6a106c352d2e119705a2e3d9d145e6bade7d1cf156307fb9772e047585b9929301fcc9c9b5a86500fb67ffb29df2206e5fb71e4d12b882481cd05c22bb364
SSDEEP

3072:1EJljNTsB01DmmTF7LRS7833ylMLcNIA6gvVqqmxNpKXItvZuRdOLl7:1KgGwmT678DLcNIA6gvcxNpKYGRsL

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
s.dll

Files

s.dll
.dll windows:5 windows x64 arch:x64

021a00cc99c6748ccb9fd88f0360556e

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

PDB Paths

F:\Repositories200\LiWei\通信底层投递多个64\x64\Release64\s.pdb

Imports

kernel32

InitializeCriticalSection
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
GetCurrentThreadId
GetQueuedCompletionStatus
PostQueuedCompletionStatus
CreateIoCompletionPort
Sleep
OutputDebugStringA
CreateThread
CloseHandle
GetSystemInfo
TerminateThread
WaitForSingleObject
EnumSystemLocalesA
GetLocaleInfoA
GetUserDefaultLCID
CreateFileW
FlushFileBuffers
WriteConsoleW
SetStdHandle
GetStringTypeW
MultiByteToWideChar
LCMapStringW
FreeLibrary
HeapReAlloc
GetConsoleMode
GetConsoleCP
SetFilePointer
LoadLibraryW
SetConsoleCtrlHandler
HeapSize
RtlLookupFunctionEntry
RtlUnwindEx
RaiseException
RtlPcToFileHeader
DecodePointer
EncodePointer
GetSystemTimeAsFileTime
FlsSetValue
GetCommandLineA
FlsGetValue
FlsFree
SetLastError
GetLastError
GetCurrentThread
FlsAlloc
HeapFree
HeapAlloc
WriteFile
GetStdHandle
GetModuleFileNameW
GetLocaleInfoW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlCaptureContext
TerminateProcess
GetCurrentProcess
GetProcAddress
GetModuleHandleW
ExitProcess
SetHandleCount
InitializeCriticalSectionAndSpinCount
GetFileType
GetStartupInfoW
GetModuleFileNameA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
HeapSetInformation
GetVersion
HeapCreate
HeapDestroy
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
FatalAppExitA
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
IsValidLocale

ws2_32

WSACleanup
WSAStartup
WSASocketA
WSAIoctl
htonl
htons
bind
listen
accept
getpeername
closesocket
inet_ntoa
ntohs
setsockopt
WSARecv
WSAGetLastError
WSASend

Exports

Exports

s_cleardata
s_close
s_compare
s_create
s_destroy
s_getdata
s_send
s_setdata
s_travel

Sections

.text
Size: 164KB - Virtual size: 163KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 37KB - Virtual size: 37KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

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

021a00cc99c6748ccb9fd88f0360556e

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

ws2_32

Exports

Exports

Sections

.text Size: 164KB - Virtual size: 163KB

.rdata Size: 37KB - Virtual size: 37KB

.data Size: 6KB - Virtual size: 14KB

.pdata Size: 11KB - Virtual size: 11KB

.rsrc Size: 1KB - Virtual size: 1KB

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

.text
Size: 164KB - Virtual size: 163KB

.rdata
Size: 37KB - Virtual size: 37KB

.data
Size: 6KB - Virtual size: 14KB

.pdata
Size: 11KB - Virtual size: 11KB

.rsrc
Size: 1KB - Virtual size: 1KB

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