Report - mimilib.dll

Malicious Packer DLL PE64 PE File
ScreenShot
Created 2023.04.25 17:49 Machine s1_win7_x6403
Filename mimilib.dll
Type PE32+ executable (DLL) (console) x86-64, for MS Windows
AI Score
3
Behavior Score
1.6
ZERO API file : malware
VT API (file) 54 detected (Mimikatz, malicious, high confidence, score, HTool, unsafe, Tool, V0rc, Hacktool, confidence, 100%, jsrsjg, MalwareX, lqmhd, BAZARLOADER, SMYXBIMZ, Apteryx, Static AI, Suspicious PE, Mikatz, Detected, R451356, ai score=87, HKTL, MIMIKATZ64, CLASSIC, 5N98LJ61WxY, susgen)
md5 67651e9d2da634adedbe216948d5f752
sha256 aef6ce3014add838cf676b57957d630cd2bb15b0c9193cf349bcffecddbc3623
ssdeep 768:CsdDjdgqUQv+EAZJimW8ahsNekFkTn5btsnsFfZ9kYeUveejil0g:vU+LuaaQkFkTn5b+sFhW7ejil
imphash eaa79f1d9e8a00542b09cb462d0658ef
impfuzzy 24:9vsLRzJiQo+B6owxv+1BEzD9p9NDWf0Vj+3MFd:9virk21I9p+0R+3ed
  Network IP location

Signature (3cnts)

Level Description
danger File has been identified by 54 AntiVirus engines on VirusTotal as malicious
info Checks if process is being debugged by a debugger
info One or more processes crashed

Rules (4cnts)

Level Name Description Collection
watch Malicious_Packer_Zero Malicious Packer binaries (upload)
info IsDLL (no description) binaries (upload)
info IsPE64 (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

ADVAPI32.dll
 0x180006000 CreateRestrictedToken
 0x180006008 CreateProcessAsUserW
 0x180006010 ConvertSidToStringSidA
 0x180006018 IsTextUnicode
 0x180006020 OpenProcessToken
ntdll.dll
 0x1800061b0 _stricmp
 0x1800061b8 memcmp
 0x1800061c0 RtlEqualString
 0x1800061c8 RtlFreeUnicodeString
 0x1800061d0 RtlStringFromGUID
RPCRT4.dll
 0x180006118 NdrMesTypeFree2
 0x180006120 NdrMesTypeDecode2
 0x180006128 MesIncrementalHandleReset
 0x180006130 MesHandleFree
 0x180006138 MesDecodeIncrementalHandleCreate
ole32.dll
 0x1800061e0 CoCreateInstance
KERNEL32.dll
 0x180006030 GetSystemTimeAsFileTime
 0x180006038 GetCurrentProcessId
 0x180006040 GetCurrentThreadId
 0x180006048 GetTickCount
 0x180006050 RtlVirtualUnwind
 0x180006058 RtlLookupFunctionEntry
 0x180006060 RtlCaptureContext
 0x180006068 TerminateProcess
 0x180006070 QueryPerformanceCounter
 0x180006078 SetUnhandledExceptionFilter
 0x180006080 VirtualProtect
 0x180006088 Sleep
 0x180006090 GetCurrentProcess
 0x180006098 CloseHandle
 0x1800060a0 FreeLibrary
 0x1800060a8 LoadLibraryW
 0x1800060b0 lstrlenW
 0x1800060b8 GetProcAddress
 0x1800060c0 GetLastError
 0x1800060c8 LocalAlloc
 0x1800060d0 LocalFree
 0x1800060d8 GetTimeFormatA
 0x1800060e0 GetDateFormatA
 0x1800060e8 FileTimeToSystemTime
 0x1800060f0 FileTimeToLocalFileTime
 0x1800060f8 RaiseException
 0x180006100 LoadLibraryA
 0x180006108 UnhandledExceptionFilter
msvcrt.dll
 0x180006148 _wfopen
 0x180006150 fclose
 0x180006158 free
 0x180006160 vfwprintf
 0x180006168 fflush
 0x180006170 memcpy
 0x180006178 memset
 0x180006180 __C_specific_handler
 0x180006188 _XcptFilter
 0x180006190 _initterm
 0x180006198 _amsg_exit
 0x1800061a0 malloc

EAT(Export Address Table) Library

0x1800011ec DhcpNewPktHook
0x18000113c DhcpServerCalloutEntry
0x180001c04 DllCanUnloadNow
0x180001b98 DllGetClassObject
0x180001474 DnsPluginCleanup
0x180001474 DnsPluginInitialize
0x1800012b0 DnsPluginQuery
0x180003150 ExtensionApiVersion
0x180001314 InitializeChangeNotify
0x180001570 Msv1_0SubAuthenticationFilter
0x180001570 Msv1_0SubAuthenticationRoutine
0x180001450 NPGetCaps
0x1800013a0 NPLogonNotify
0x180001318 PasswordChangeNotify
0x180001554 SpLsaModeInitialize
0x180003158 WinDbgExtensionDllInit
0x180003194 coffee
0x1800031a4 mimikatz
0x180001000 startW


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