Report - 66b837290469c_vidar.exe#space

Stealc Client SW User Data Stealer LokiBot ftp Client info stealer Generic Malware Malicious Library .NET framework(MSIL) UPX Socket Http API PWS HTTP DNS Code injection Internet API AntiDebug AntiVM PE File .NET EXE PE32
ScreenShot
Created 2024.08.11 14:51 Machine s1_win7_x6401
Filename 66b837290469c_vidar.exe#space
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
2
Behavior Score
9.2
ZERO API file : mailcious
VT API (file) 12 detected (AIDetectMalware, malicious, moderate confidence, Detected, Wacatac, Kryptik, Eldorado, ZemsilCO, @t2@aWr54wn, Bladabindi, AMCO, confidence)
md5 dd9a8bbd0b8038552cb57b07a56f0ae2
sha256 e603e36cae3f0fa9badbeaeff8fb0becb1ed444776892db76cd8d219e2ba92bd
ssdeep 196608:Jpz9fBq0j8nLcDEWbmuSrparTKQiwiYAwE5H:fHctDHQziYU5H
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (20cnts)

Level Description
danger Executed a process and injected code into it
watch Allocates execute permission to another process indicative of possible code injection
watch Code injection by writing an executable or DLL to the memory of another process
watch Communicates with host for which no DNS query was performed
watch File has been identified by 12 AntiVirus engines on VirusTotal as malicious
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 Allocates read-write-execute memory (usually to unpack itself)
notice Checks for the Locally Unique Identifier on the system for a suspicious privilege
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 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 The executable contains unknown PE section names indicative of a packer (could be a false positive)
info This executable has a PDB path

Rules (26cnts)

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 (upload)
warning infoStealer_ftpClients_Zero ftp clients info stealer memory
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (upload)
notice Code_injection Code injection with CreateRemoteThread in a remote process memory
notice Generic_PWS_Memory_Zero PWS Memory memory
notice Network_DNS Communications use DNS memory
notice Network_HTTP Communications over HTTP memory
notice Network_TCP_Socket Communications over RAW Socket 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 (6cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
https://steamcommunity.com/profiles/76561199751190313 US Akamai International B.V. 104.71.154.102 41879 mailcious
t.me GB Telegram Messenger Inc 149.154.167.99 mailcious
steamcommunity.com US AKAMAI-AS 104.74.42.104 mailcious
149.154.167.99 GB Telegram Messenger Inc 149.154.167.99 mailcious
104.71.154.102 US Akamai International B.V. 104.71.154.102 clean
78.46.239.218 DE Hetzner Online GmbH 78.46.239.218 clean

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