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Report - C3VB.exe

Redline RedLine stealer LokiBot Emotet Generic Malware Downloader UPX WinRAR Malicious Library .NET framework(MSIL) Admin Tool (Sysinternals etc ...) Antivirus PWS Create Service Socket P2P DGA Steal credential Http API Escalate priviledges Sniff Audio HT
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ScreenShot
Created 2023.08.02 13:33 Machine s1_win7_x6401
Filename C3VB.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows
AI Score
3
 Behavior Score
22.6
ZERO API file : mailcious
VT API (file) 47 detected (AIDetectMalware, Makop, trQA, PowerShell, Starter, GenericKD, Artemis, unsafe, Kryptik, Vr59, Heavy, malicious, ABRisk, WGYK, high confidence, AJFF, Mqil, Archive, Bomb, AMADEY, YXDHAZ, Rasftuby, wxvpm, RedLine, Malware@#3hkyxr0xotwsh, Casdet, IVOD79, score, ai score=82, Chgt, MSIL@AI, MSIL2, ObYgeRKrdn+reIyzjIVgzA, Snake, confidence, 100%)
md5 a32e1510eaf70c772b81fc4e9f4c46f3
sha256 74f4632c70177bc53bd951fa37c1053796017b6b8a3d6d58a281fab70af7d3a3
ssdeep 24576:c2G/nvxW3W+XNEtL8GiXTBhq7rHFQSHuCGt7p5rcre:cbA33Y4kQS9GtPcre
imphash fcf1390e9ce472c7270447fc5c61a0c1
impfuzzy 48:J9jOX8LKc1XFjsX1Pfc++6WQYgeBtDXMunCHFa:JdJLKc1XFgX1Pfc++VVdBtDXMunMFa
  Network IP location

Signature (49cnts)

Level Description
danger File has been identified by 47 AntiVirus engines on VirusTotal as malicious
danger Executed a process and injected code into it
watch A process attempted to delay the analysis task.
watch Allocates execute permission to another process indicative of possible code injection
watch Attempts to remove evidence of file being downloaded from the Internet
watch Code injection by writing an executable or DLL to the memory of another process
watch Collects information about installed applications
watch Communicates with host for which no DNS query was performed
watch Creates a suspicious Powershell process
watch Deletes executed files from disk
watch Harvests credentials from local FTP client softwares
watch Installs itself for autorun at Windows startup
watch Looks for the Windows Idle Time to determine the uptime
watch Manipulates memory of a non-child process indicative of process injection
watch One or more non-whitelisted processes were created
watch Operates on local firewall's policies and settings
watch Potential code injection by writing to the memory of another process
watch Resumed a suspended thread in a remote process potentially indicative of process injection
watch The processes wscript.exe
watch Used NtSetContextThread to modify a thread in a remote process indicative of process injection
notice A process created a hidden window
notice Allocates read-write-execute memory (usually to unpack itself)
notice Checks adapter addresses which can be used to detect virtual network interfaces
notice Checks for the Locally Unique Identifier on the system for a suspicious privilege
notice Creates a shortcut to an executable file
notice Creates a suspicious process
notice Creates executable files on the filesystem
notice Drops a binary and executes it
notice Drops an executable to the user AppData folder
notice Executes one or more WMI queries
notice Executes one or more WMI queries which can be used to identify virtual machines
notice HTTP traffic contains suspicious features which may be indicative of malware related traffic
notice One or more potentially interesting buffers were extracted
notice Performs some HTTP requests
notice Queries for potentially installed applications
notice Steals private information from local Internet browsers
notice Terminates another process
notice Uses Windows utilities for basic Windows functionality
notice Yara rule detected in process memory
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info Command line console output was observed
info One or more processes crashed
info Queries for the computername
info The executable contains unknown PE section names indicative of a packer (could be a false positive)
info The file contains an unknown PE resource name possibly indicative of a packer
info This executable has a PDB path
info Tries to locate where the browsers are installed
info Uses Windows APIs to generate a cryptographic key

Rules (49cnts)

Level Name Description Collection
danger RedLine_Stealer_m_Zero RedLine stealer memory
danger Win32_PWS_Loki_m_Zero Win32 PWS Loki memory
danger Win32_Trojan_Emotet_2_Zero Win32 Trojan Emotet binaries (download)
warning Generic_Malware_Zero Generic Malware binaries (download)
watch Admin_Tool_IN_Zero Admin Tool Sysinternals binaries (download)
watch Antivirus Contains references to security software binaries (download)
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch Network_Downloader File Downloader memory
watch UPX_Zero UPX packed file binaries (upload)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (download)
watch Win32_WinRAR_SFX_Zero Win32 WinRAR SFX binaries (upload)
notice Code_injection Code injection with CreateRemoteThread in a remote process memory
notice Create_Service Create a windows service memory
notice Escalate_priviledges Escalate priviledges memory
notice Generic_PWS_Memory_Zero PWS Memory memory
notice KeyLogger Run a KeyLogger memory
notice local_credential_Steal Steal credential memory
notice Network_DGA Communication using DGA memory
notice Network_DNS Communications use DNS memory
notice Network_FTP Communications over FTP memory
notice Network_HTTP Communications over HTTP memory
notice Network_P2P_Win Communications over P2P network memory
notice Network_TCP_Socket Communications over RAW Socket memory
notice ScreenShot Take ScreenShot memory
notice Sniff_Audio Record Audio memory
notice Str_Win32_Http_API Match Windows Http API call memory
notice Str_Win32_Internet_API Match Windows Inet API call memory
info anti_dbg Checks if being debugged memory
info antisb_threatExpert Anti-Sandbox checks for ThreatExpert memory
info Check_Dlls (no description) memory
info DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (no description) memory
info DebuggerCheck__RemoteAPI (no description) memory
info DebuggerException__ConsoleCtrl (no description) memory
info DebuggerException__SetConsoleCtrl (no description) memory
info DebuggerHiding__Active (no description) memory
info DebuggerHiding__Thread (no description) memory
info disable_dep Bypass DEP memory
info Is_DotNET_EXE (no description) binaries (download)
info IsDLL (no description) binaries (download)
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
info OS_Processor_Check_Zero OS Processor Check binaries (upload)
info PE_Header_Zero PE File Signature binaries (download)
info PE_Header_Zero PE File Signature binaries (upload)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory
info Virtual_currency_Zero Virtual currency memory
info win_hook Affect hook table memory

Network (8cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://94.131.105.161:1337/
whois
UA Netassist Limited 94.131.105.161 35603 mailcious
https://api.ip.sb/geoip
whois
US CLOUDFLARENET 104.26.12.31 clean
myip.opendns.com
whois
Unknown clean
resolver1.opendns.com
whois
US OPENDNS 208.67.222.222 clean
api.ip.sb
whois
US CLOUDFLARENET 104.26.12.31 clean
104.26.12.31
whois
US CLOUDFLARENET 104.26.12.31 clean
208.67.222.222
whois
US OPENDNS 208.67.222.222 clean
94.131.105.161
whois
UA Netassist Limited 94.131.105.161 mailcious

Suricata ids

ET POLICY External IP Lookup Domain (myip .opendns .com in DNS lookup)
ET ATTACK_RESPONSE RedLine Stealer - CheckConnect Response
ET ATTACK_RESPONSE Win32/LeftHook Stealer Browser Extension Config Inbound
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)
SURICATA HTTP unable to match response to request

PE API

IAT(Import Address Table) Library

KERNEL32.dll
 0x433000 GetLastError
 0x433004 SetLastError
 0x433008 FormatMessageW
 0x43300c GetCurrentProcess
 0x433010 DeviceIoControl
 0x433014 SetFileTime
 0x433018 CloseHandle
 0x43301c CreateDirectoryW
 0x433020 RemoveDirectoryW
 0x433024 CreateFileW
 0x433028 DeleteFileW
 0x43302c CreateHardLinkW
 0x433030 GetShortPathNameW
 0x433034 GetLongPathNameW
 0x433038 MoveFileW
 0x43303c GetFileType
 0x433040 GetStdHandle
 0x433044 WriteFile
 0x433048 ReadFile
 0x43304c FlushFileBuffers
 0x433050 SetEndOfFile
 0x433054 SetFilePointer
 0x433058 SetFileAttributesW
 0x43305c GetFileAttributesW
 0x433060 FindClose
 0x433064 FindFirstFileW
 0x433068 FindNextFileW
 0x43306c GetVersionExW
 0x433070 GetCurrentDirectoryW
 0x433074 GetFullPathNameW
 0x433078 FoldStringW
 0x43307c GetModuleFileNameW
 0x433080 GetModuleHandleW
 0x433084 FindResourceW
 0x433088 FreeLibrary
 0x43308c GetProcAddress
 0x433090 GetCurrentProcessId
 0x433094 ExitProcess
 0x433098 SetThreadExecutionState
 0x43309c Sleep
 0x4330a0 LoadLibraryW
 0x4330a4 GetSystemDirectoryW
 0x4330a8 CompareStringW
 0x4330ac AllocConsole
 0x4330b0 FreeConsole
 0x4330b4 AttachConsole
 0x4330b8 WriteConsoleW
 0x4330bc GetProcessAffinityMask
 0x4330c0 CreateThread
 0x4330c4 SetThreadPriority
 0x4330c8 InitializeCriticalSection
 0x4330cc EnterCriticalSection
 0x4330d0 LeaveCriticalSection
 0x4330d4 DeleteCriticalSection
 0x4330d8 SetEvent
 0x4330dc ResetEvent
 0x4330e0 ReleaseSemaphore
 0x4330e4 WaitForSingleObject
 0x4330e8 CreateEventW
 0x4330ec CreateSemaphoreW
 0x4330f0 GetSystemTime
 0x4330f4 SystemTimeToTzSpecificLocalTime
 0x4330f8 TzSpecificLocalTimeToSystemTime
 0x4330fc SystemTimeToFileTime
 0x433100 FileTimeToLocalFileTime
 0x433104 LocalFileTimeToFileTime
 0x433108 FileTimeToSystemTime
 0x43310c GetCPInfo
 0x433110 IsDBCSLeadByte
 0x433114 MultiByteToWideChar
 0x433118 WideCharToMultiByte
 0x43311c GlobalAlloc
 0x433120 LockResource
 0x433124 GlobalLock
 0x433128 GlobalUnlock
 0x43312c GlobalFree
 0x433130 LoadResource
 0x433134 SizeofResource
 0x433138 SetCurrentDirectoryW
 0x43313c GetExitCodeProcess
 0x433140 GetLocalTime
 0x433144 GetTickCount
 0x433148 MapViewOfFile
 0x43314c UnmapViewOfFile
 0x433150 CreateFileMappingW
 0x433154 OpenFileMappingW
 0x433158 GetCommandLineW
 0x43315c SetEnvironmentVariableW
 0x433160 ExpandEnvironmentStringsW
 0x433164 GetTempPathW
 0x433168 MoveFileExW
 0x43316c GetLocaleInfoW
 0x433170 GetTimeFormatW
 0x433174 GetDateFormatW
 0x433178 GetNumberFormatW
 0x43317c SetFilePointerEx
 0x433180 GetConsoleMode
 0x433184 GetConsoleCP
 0x433188 HeapSize
 0x43318c SetStdHandle
 0x433190 GetProcessHeap
 0x433194 RaiseException
 0x433198 GetSystemInfo
 0x43319c VirtualProtect
 0x4331a0 VirtualQuery
 0x4331a4 LoadLibraryExA
 0x4331a8 IsProcessorFeaturePresent
 0x4331ac IsDebuggerPresent
 0x4331b0 UnhandledExceptionFilter
 0x4331b4 SetUnhandledExceptionFilter
 0x4331b8 GetStartupInfoW
 0x4331bc QueryPerformanceCounter
 0x4331c0 GetCurrentThreadId
 0x4331c4 GetSystemTimeAsFileTime
 0x4331c8 InitializeSListHead
 0x4331cc TerminateProcess
 0x4331d0 RtlUnwind
 0x4331d4 EncodePointer
 0x4331d8 InitializeCriticalSectionAndSpinCount
 0x4331dc TlsAlloc
 0x4331e0 TlsGetValue
 0x4331e4 TlsSetValue
 0x4331e8 TlsFree
 0x4331ec LoadLibraryExW
 0x4331f0 QueryPerformanceFrequency
 0x4331f4 GetModuleHandleExW
 0x4331f8 GetModuleFileNameA
 0x4331fc GetACP
 0x433200 HeapFree
 0x433204 HeapAlloc
 0x433208 HeapReAlloc
 0x43320c GetStringTypeW
 0x433210 LCMapStringW
 0x433214 FindFirstFileExA
 0x433218 FindNextFileA
 0x43321c IsValidCodePage
 0x433220 GetOEMCP
 0x433224 GetCommandLineA
 0x433228 GetEnvironmentStringsW
 0x43322c FreeEnvironmentStringsW
 0x433230 DecodePointer
gdiplus.dll
 0x433238 GdiplusShutdown
 0x43323c GdiplusStartup
 0x433240 GdipCreateHBITMAPFromBitmap
 0x433244 GdipCreateBitmapFromStreamICM
 0x433248 GdipCreateBitmapFromStream
 0x43324c GdipDisposeImage
 0x433250 GdipCloneImage
 0x433254 GdipFree
 0x433258 GdipAlloc

EAT(Export Address Table) Library


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