Report - zuroq6

Malicious Library UPX PE64 PE File OS Processor Check DLL
ScreenShot
Created 2021.11.11 12:33 Machine s1_win7_x6403
Filename zuroq6
Type PE32+ executable (DLL) (GUI) x86-64, for MS Windows
AI Score
4
Behavior Score
1.0
ZERO API file : clean
VT API (file)
md5 3f20bab397fdae94a874dc9b15a2fcc4
sha256 c90d97b23a126e8e6ebc2ae6daf35bc2236d8002289ab43a006c0d8c053a018e
ssdeep 6144:IsmgKiaHcHl5vi9jsL71k24UjrfD1snOuOu+HUtjmCBIEq8ogd:Ismg6cHTkUKO9sn1Ou+GjhBIB8v
imphash d4755b9a9aec93c05c955ca11140bdc5
impfuzzy 24:bS1o0qtSVlJnc+pl3eDoTK2dUSOovbO9ZsvwjM6:bS1YtSFc+pp/KR36i
  Network IP location

Signature (4cnts)

Level Description
notice Allocates read-write-execute memory (usually to unpack itself)
info Checks if process is being debugged by a debugger
info One or more processes crashed
info The executable contains unknown PE section names indicative of a packer (could be a false positive)

Rules (6cnts)

Level Name Description Collection
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
info IsDLL (no description) binaries (upload)
info IsPE64 (no description) binaries (upload)
info OS_Processor_Check_Zero OS Processor Check 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

KERNEL32.dll
 0x180011000 QueryPerformanceCounter
 0x180011008 GetCurrentProcessId
 0x180011010 GetCurrentThreadId
 0x180011018 GetSystemTimeAsFileTime
 0x180011020 InitializeSListHead
 0x180011028 RtlCaptureContext
 0x180011030 RtlLookupFunctionEntry
 0x180011038 RtlVirtualUnwind
 0x180011040 IsDebuggerPresent
 0x180011048 UnhandledExceptionFilter
 0x180011050 SetUnhandledExceptionFilter
 0x180011058 GetStartupInfoW
 0x180011060 IsProcessorFeaturePresent
 0x180011068 GetModuleHandleW
 0x180011070 RtlUnwindEx
 0x180011078 InterlockedFlushSList
 0x180011080 GetLastError
 0x180011088 SetLastError
 0x180011090 EnterCriticalSection
 0x180011098 LeaveCriticalSection
 0x1800110a0 DeleteCriticalSection
 0x1800110a8 InitializeCriticalSectionAndSpinCount
 0x1800110b0 TlsAlloc
 0x1800110b8 TlsGetValue
 0x1800110c0 TlsSetValue
 0x1800110c8 TlsFree
 0x1800110d0 FreeLibrary
 0x1800110d8 GetProcAddress
 0x1800110e0 LoadLibraryExW
 0x1800110e8 RaiseException
 0x1800110f0 GetCurrentProcess
 0x1800110f8 ExitProcess
 0x180011100 TerminateProcess
 0x180011108 GetModuleHandleExW
 0x180011110 GetModuleFileNameW
 0x180011118 HeapAlloc
 0x180011120 HeapFree
 0x180011128 FindClose
 0x180011130 FindFirstFileExW
 0x180011138 FindNextFileW
 0x180011140 IsValidCodePage
 0x180011148 GetACP
 0x180011150 GetOEMCP
 0x180011158 GetCPInfo
 0x180011160 GetCommandLineA
 0x180011168 GetCommandLineW
 0x180011170 MultiByteToWideChar
 0x180011178 WideCharToMultiByte
 0x180011180 GetEnvironmentStringsW
 0x180011188 FreeEnvironmentStringsW
 0x180011190 LCMapStringW
 0x180011198 GetProcessHeap
 0x1800111a0 GetStdHandle
 0x1800111a8 GetFileType
 0x1800111b0 GetStringTypeW
 0x1800111b8 HeapSize
 0x1800111c0 HeapReAlloc
 0x1800111c8 SetStdHandle
 0x1800111d0 FlushFileBuffers
 0x1800111d8 WriteFile
 0x1800111e0 GetConsoleCP
 0x1800111e8 GetConsoleMode
 0x1800111f0 SetFilePointerEx
 0x1800111f8 CreateFileW
 0x180011200 CloseHandle
 0x180011208 WriteConsoleW

EAT(Export Address Table) Library

0x180001116 About
0x180001038 DllRegisterServer
0x1800010bc RtlClearBuffer
0x18000109e RtlConstructorBuffer
0x180001080 RtlDestructorBuffer
0x180001152 RtlGetBuffer
0x1800010da RtlReadBuffer
0x180001134 RtlSetBuffer
0x1800010f8 RtlWriteBuffer


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