Report - twain_32.dll

Malicious Packer Malicious Library PE File PE32 DLL
ScreenShot
Created 2021.11.11 20:23 Machine s1_win7_x6401
Filename twain_32.dll
Type PE32 executable (DLL) (console) Intel 80386, for MS Windows
AI Score
1
Behavior Score
0.8
ZERO API file : clean
VT API (file)
md5 afe119dd4e17891b227684f38aa25d4d
sha256 eec41d62ab5d2e1d880b338c47a2156a5ee7e58f3448f58cc8120392ddc8c730
ssdeep 768:uPC0xySqWNPwcKnReqpxORBoWNOMFN5cYsFx1gAmOURksWrk/VwLtkKavNi3IJzU:uPC0xyowcklqHw9xGkLrNLtBiNR
imphash 316cd668ed705c998eae8d3bd7bd168f
impfuzzy 48:aOpAx9/W7+fqPQTL5ta89C5JXPwW0l5Xv+oX4sbE+MgRkj/m2TGrAmgSv6U0vpN/:bD+fqPQTL5tVI5JXPwfmlD1n
  Network IP location

Signature (4cnts)

Level Description
info Checks amount of memory in system
info One or more processes crashed
info The file contains an unknown PE resource name possibly indicative of a packer
info This executable has a PDB path

Rules (5cnts)

Level Name Description Collection
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch Malicious_Packer_Zero Malicious Packer binaries (upload)
info IsDLL (no description) binaries (upload)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)

Network (0cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?

Suricata ids

PE API

IAT(Import Address Table) Library

msvcrt.dll
 0x6621018c _chdir
 0x66210190 strcpy_s
 0x66210194 _getcwd
 0x66210198 _errno
 0x6621019c _strcmpi
 0x662101a0 _chdrive
 0x662101a4 strcat_s
 0x662101a8 sprintf_s
 0x662101ac strncpy_s
 0x662101b0 _snprintf_s
 0x662101b4 _purecall
 0x662101b8 _ltoa
 0x662101bc atol
 0x662101c0 free
 0x662101c4 _strnicmp
 0x662101c8 _vsnwprintf
 0x662101cc memcpy_s
 0x662101d0 remove
 0x662101d4 _read
 0x662101d8 _close
 0x662101dc _write
 0x662101e0 _lseek
 0x662101e4 _sopen
 0x662101e8 _locking
 0x662101ec _vsnprintf
 0x662101f0 strncmp
 0x662101f4 _XcptFilter
 0x662101f8 _amsg_exit
 0x662101fc _initterm
 0x66210200 _lock
 0x66210204 malloc
 0x66210208 _getdrive
 0x6621020c _unlock
 0x66210210 __dllonexit
 0x66210214 _onexit
 0x66210218 _except_handler4_common
 0x6621021c memcpy
 0x66210220 memset
KERNEL32.dll
 0x66210000 SetLastError
 0x66210004 GetTickCount
 0x66210008 GetSystemTimeAsFileTime
 0x6621000c QueryPerformanceCounter
 0x66210010 TerminateProcess
 0x66210014 SetUnhandledExceptionFilter
 0x66210018 UnhandledExceptionFilter
 0x6621001c Sleep
 0x66210020 GetTempPathA
 0x66210024 IsDebuggerPresent
 0x66210028 DebugBreak
 0x6621002c GetModuleHandleW
 0x66210030 GetProcessHeap
 0x66210034 GetCurrentProcessId
 0x66210038 CreateMutexExW
 0x6621003c HeapAlloc
 0x66210040 PowerClearRequest
 0x66210044 OpenSemaphoreW
 0x66210048 WaitForSingleObjectEx
 0x6621004c InitOnceComplete
 0x66210050 OutputDebugStringW
 0x66210054 FormatMessageW
 0x66210058 ReleaseMutex
 0x6621005c GetCurrentThreadId
 0x66210060 WaitForSingleObject
 0x66210064 GetModuleHandleExW
 0x66210068 ReleaseSemaphore
 0x6621006c HeapFree
 0x66210070 CreateSemaphoreExW
 0x66210074 InitOnceBeginInitialize
 0x66210078 PowerSetRequest
 0x6621007c GetModuleFileNameA
 0x66210080 WriteProfileStringA
 0x66210084 GetCurrentProcess
 0x66210088 lstrcmpiA
 0x6621008c MultiByteToWideChar
 0x66210090 lstrlenA
 0x66210094 GlobalSize
 0x66210098 GetVersion
 0x6621009c GetLastError
 0x662100a0 GlobalFlags
 0x662100a4 GlobalAlloc
 0x662100a8 GlobalFree
 0x662100ac GlobalLock
 0x662100b0 GlobalUnlock
 0x662100b4 PowerCreateRequest
 0x662100b8 CloseHandle
 0x662100bc FindFirstFileA
 0x662100c0 FindNextFileA
 0x662100c4 FindClose
 0x662100c8 GetFileAttributesA
 0x662100cc GetSystemDirectoryA
 0x662100d0 LoadLibraryA
 0x662100d4 GetWindowsDirectoryA
 0x662100d8 GetProcAddress
 0x662100dc FreeLibrary
 0x662100e0 GetProfileStringA
 0x662100e4 GlobalHandle
 0x662100e8 OpenFile
USER32.dll
 0x662100f0 RegisterWindowMessageA
 0x662100f4 LoadStringA
 0x662100f8 SendMessageA
 0x662100fc FindWindowA
 0x66210100 PeekMessageA
 0x66210104 DdeCmpStringHandles
 0x66210108 DdeConnect
 0x6621010c DdeQueryConvInfo
 0x66210110 DdeClientTransaction
 0x66210114 DdeDisconnect
 0x66210118 DdeGetData
 0x6621011c DdeGetLastError
 0x66210120 DdeCreateStringHandleA
 0x66210124 DdeCreateDataHandle
 0x66210128 DdeUninitialize
 0x6621012c DdeInitializeA
 0x66210130 DdeFreeStringHandle
 0x66210134 DispatchMessageA
 0x66210138 TranslateMessage
 0x6621013c UnhookWindowsHook
 0x66210140 CallNextHookEx
 0x66210144 EndDialog
 0x66210148 DialogBoxParamA
 0x6621014c SetFocus
 0x66210150 SendDlgItemMessageA
 0x66210154 SetWindowsHookA
 0x66210158 GetDlgItem
 0x6621015c EnableWindow
 0x66210160 PostMessageA
 0x66210164 IsWindow
 0x66210168 CharUpperA
apphelp.dll
 0x66210184 ApphelpCheckExe
api-ms-win-eventing-provider-l1-1-0.dll
 0x66210170 EventRegister
 0x66210174 EventWriteTransfer
 0x66210178 EventSetInformation
 0x6621017c EventUnregister

EAT(Export Address Table) Library

0x66209840 AboutDlgProc
0x66209360 ChooseDlgProc
0x6620b0f0 DSM_Entry
0x662099a0 InfoHook
0x66209960 WGDlgProc


Similarity measure (PE file only) - Checking for service failure