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Report - 7f3c2473d1e6.exe

Stealc Client SW User Data Stealer LokiBot ftp Client info stealer Generic Malware Malicious Library UPX Http API PWS HTTP Code injection Internet API AntiDebug AntiVM PE File PE32 OS Processor Check
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ScreenShot
Created 2024.10.14 11:27 Machine s1_win7_x6403
Filename 7f3c2473d1e6.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows
AI Score
10
 Behavior Score
15.4
ZERO API
VT API (file)
md5 de2af610c33df4386b17ddc9b532bfd1
sha256 1e6d17574f56e12daa9d1a02ccfe080fcdb851a2a3eeea76d6d70dce89b80a6e
ssdeep 12288:krzauxmWmUztVmbX+b7ATG2I5iH0Q2M+CDfTJoLzQY5e74dEO:kPauxkUz/Rb0TGwHSM+CDfTJgzQY5UQt
imphash b7ebfc2ac31d5223dc33b9386c1e726b
impfuzzy 24:1sajTcpVWZlKAWjeD2teDGhlJBl39WuPiDZMv5GMA+pOovbOPZa:y6cpVezWjrteDGnpnEZGw3M
  Network IP location

Signature (34cnts)

Level Description
danger Executed a process and injected code into it
watch Allocates execute permission to another process indicative of possible code injection
watch Attempts to create or modify system certificates
watch Checks the CPU name from registry
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 Deletes executed files from disk
watch Harvests credentials from local FTP client softwares
watch Network activity contains more than one unique useragent
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 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 Creates a suspicious process
notice Drops a binary and executes it
notice Drops an executable to the user AppData folder
notice Executes one or more WMI queries
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 Potentially malicious URLs were found in the process memory dump
notice Queries for potentially installed applications
notice Searches running processes potentially to identify processes for sandbox evasion
notice The binary likely contains encrypted or compressed data indicative of a packer
notice Uses Windows utilities for basic Windows functionality
notice Yara rule detected in process memory
info Checks amount of memory in system
info Collects information to fingerprint the system (MachineGuid
info Command line console output was observed
info One or more processes crashed
info Queries for the computername
info Tries to locate where the browsers are installed

Rules (31cnts)

Level Name Description Collection
danger Client_SW_User_Data_Stealer Client_SW_User_Data_Stealer memory
danger Win32_PWS_Loki_m_Zero Win32 PWS Loki memory
warning Generic_Malware_Zero Generic Malware binaries (download)
warning Generic_Malware_Zero Generic Malware binaries (upload)
warning infoStealer_ftpClients_Zero ftp clients info stealer memory
watch Malicious_Library_Zero Malicious_Library binaries (download)
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch UPX_Zero UPX packed file binaries (download)
watch UPX_Zero UPX packed file binaries (upload)
notice Code_injection Code injection with CreateRemoteThread in a remote process memory
notice Generic_PWS_Memory_Zero PWS Memory memory
notice Network_HTTP Communications over HTTP 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 DebuggerException__SetConsoleCtrl (no description) memory
info DebuggerHiding__Active (no description) memory
info DebuggerHiding__Thread (no description) memory
info disable_dep Bypass DEP memory
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
info OS_Processor_Check_Zero OS Processor Check binaries (download)
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

Network (6cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
https://steamcommunity.com/profiles/76561199786602107
whois
US Akamai International B.V. 104.76.74.15 42978
t.me
whois
GB Telegram Messenger Inc 149.154.167.99 mailcious
steamcommunity.com
whois
US Akamai International B.V. 104.75.41.21 mailcious
149.154.167.99
whois
GB Telegram Messenger Inc 149.154.167.99
104.76.74.15
whois
US Akamai International B.V. 104.76.74.15
116.203.12.50
whois
DE Hetzner Online GmbH 116.203.12.50

Suricata ids

ET INFO TLS Handshake Failure
ET INFO Observed Telegram Domain (t .me in TLS SNI)
SSLBL: Malicious JA3 SSL-Client Fingerprint detected (Tofsee)

PE API

IAT(Import Address Table) Library

USER32.dll
 0x421150 ShowWindow
KERNEL32.dll
 0x421000 GetStartupInfoW
 0x421004 CreateFileW
 0x421008 CloseHandle
 0x42100c GetConsoleWindow
 0x421010 MultiByteToWideChar
 0x421014 GetStringTypeW
 0x421018 WideCharToMultiByte
 0x42101c GetCurrentThreadId
 0x421020 WaitForSingleObjectEx
 0x421024 GetExitCodeThread
 0x421028 EnterCriticalSection
 0x42102c LeaveCriticalSection
 0x421030 InitializeCriticalSectionEx
 0x421034 DeleteCriticalSection
 0x421038 EncodePointer
 0x42103c DecodePointer
 0x421040 LCMapStringEx
 0x421044 ReleaseSRWLockExclusive
 0x421048 AcquireSRWLockExclusive
 0x42104c TryAcquireSRWLockExclusive
 0x421050 WakeAllConditionVariable
 0x421054 QueryPerformanceCounter
 0x421058 GetSystemTimeAsFileTime
 0x42105c GetModuleHandleW
 0x421060 GetProcAddress
 0x421064 GetCPInfo
 0x421068 IsProcessorFeaturePresent
 0x42106c UnhandledExceptionFilter
 0x421070 SetUnhandledExceptionFilter
 0x421074 GetCurrentProcess
 0x421078 TerminateProcess
 0x42107c GetCurrentProcessId
 0x421080 InitializeSListHead
 0x421084 IsDebuggerPresent
 0x421088 WriteConsoleW
 0x42108c HeapSize
 0x421090 RaiseException
 0x421094 RtlUnwind
 0x421098 GetLastError
 0x42109c SetLastError
 0x4210a0 InitializeCriticalSectionAndSpinCount
 0x4210a4 TlsAlloc
 0x4210a8 TlsGetValue
 0x4210ac TlsSetValue
 0x4210b0 TlsFree
 0x4210b4 FreeLibrary
 0x4210b8 LoadLibraryExW
 0x4210bc CreateThread
 0x4210c0 ExitThread
 0x4210c4 FreeLibraryAndExitThread
 0x4210c8 GetModuleHandleExW
 0x4210cc GetStdHandle
 0x4210d0 WriteFile
 0x4210d4 GetModuleFileNameW
 0x4210d8 ExitProcess
 0x4210dc HeapAlloc
 0x4210e0 HeapFree
 0x4210e4 LCMapStringW
 0x4210e8 GetLocaleInfoW
 0x4210ec IsValidLocale
 0x4210f0 GetUserDefaultLCID
 0x4210f4 EnumSystemLocalesW
 0x4210f8 GetFileType
 0x4210fc GetFileSizeEx
 0x421100 SetFilePointerEx
 0x421104 FlushFileBuffers
 0x421108 GetConsoleOutputCP
 0x42110c GetConsoleMode
 0x421110 ReadFile
 0x421114 HeapReAlloc
 0x421118 FindClose
 0x42111c FindFirstFileExW
 0x421120 FindNextFileW
 0x421124 IsValidCodePage
 0x421128 GetACP
 0x42112c GetOEMCP
 0x421130 GetCommandLineA
 0x421134 GetCommandLineW
 0x421138 GetEnvironmentStringsW
 0x42113c FreeEnvironmentStringsW
 0x421140 SetStdHandle
 0x421144 GetProcessHeap
 0x421148 ReadConsoleW

EAT(Export Address Table) is none


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