Report - 66d1e3c3c7dc6_vregs.exe#space

Stealc Client SW User Data Stealer LokiBot ftp Client info stealer Malicious Library Antivirus Http API PWS HTTP Code injection Internet API AntiDebug AntiVM PE File .NET EXE PE32
ScreenShot
Created 2024.09.02 10:28 Machine s1_win7_x6401
Filename 66d1e3c3c7dc6_vregs.exe#space
Type PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
5
Behavior Score
17.0
ZERO API file : malware
VT API (file) 45 detected (AIDetectMalware, malicious, high confidence, Artemis, Unsafe, GenericKD, V7sj, Attribute, HighConfidence, Vidar, MalwareX, Stealerc, CLOUD, DownLoader47, PRIVATELOADER, YXEH5Z, MSILIn, Static AI, Malicious PE, Detected, ai score=89, LummaStealer, ZemsilF, pm2@aebN1@k, Chgt, PossibleThreat, confidence)
md5 744dad327f45b0839b0150d45e6b1f9f
sha256 b83f5ea0d9fbc1418ecfbf9d0407cfddb3ca85ba99e967c5fe431fbb6b663bad
ssdeep 6144:zik8TD3usJ7mvwYI9WEyxG/h/y+dObHmjxOREO:z4n+Oae2op3qAcEO
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (36cnts)

Level Description
danger File has been identified by 45 AntiVirus engines on VirusTotal as malicious
danger Executed a process and injected code into it
watch Allocates execute permission to another process indicative of possible code injection
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 Executes one or more WMI queries
watch Found URLs in memory pointing to an IP address rather than a domain (potentially indicative of Command & Control traffic)
watch Harvests credentials from local email clients
watch Harvests credentials from local FTP client softwares
watch Manipulates memory of a non-child process indicative of process injection
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 attempted to delay the analysis task.
notice Allocates read-write-execute memory (usually to unpack itself)
notice An executable file was downloaded by the process regasm.exe
notice Creates executable files on the filesystem
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 Searches running processes potentially to identify processes for sandbox evasion
notice Sends data using the HTTP POST Method
notice Steals private information from local Internet browsers
notice Terminates another process
notice The binary likely contains encrypted or compressed data indicative of a packer
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 Collects information to fingerprint the system (MachineGuid
info One or more processes crashed
info Queries for the computername
info This executable has a PDB path
info Tries to locate where the browsers are installed

Rules (22cnts)

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 infoStealer_ftpClients_Zero ftp clients info stealer memory
watch Antivirus Contains references to security software binaries (upload)
watch Malicious_Library_Zero Malicious_Library 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 DebuggerCheck__GlobalFlags (no description) memory
info DebuggerCheck__QueryInfo (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 (upload)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)
info SEH__vectored (no description) memory
info ThreadControl__Context (no description) memory

Network (9cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://147.45.68.138/softokn3.dll RU OOO FREEnet Group 147.45.68.138 clean
http://147.45.68.138/mozglue.dll RU OOO FREEnet Group 147.45.68.138 clean
http://147.45.68.138/freebl3.dll RU OOO FREEnet Group 147.45.68.138 clean
http://147.45.68.138/nss3.dll RU OOO FREEnet Group 147.45.68.138 clean
http://147.45.68.138/sql.dll RU OOO FREEnet Group 147.45.68.138 clean
http://147.45.68.138/ RU OOO FREEnet Group 147.45.68.138 42298 mailcious
http://147.45.68.138/msvcp140.dll RU OOO FREEnet Group 147.45.68.138 clean
http://147.45.68.138/vcruntime140.dll RU OOO FREEnet Group 147.45.68.138 clean
147.45.68.138 RU OOO FREEnet Group 147.45.68.138 mailcious

Suricata ids

PE API

IAT(Import Address Table) Library

mscoree.dll
 0x402000 _CorExeMain

EAT(Export Address Table) is none



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