Report - T.exe

Client SW User Data Stealer Backdoor RemcosRAT browser info stealer Generic Malware Google Chrome User Data Downloader Malicious Library .NET framework(MSIL) Antivirus Create Service Socket ScreenShot Escalate priviledges PWS Sniff Audio DNS Internet API
ScreenShot
Created 2024.08.06 15:09 Machine s1_win7_x6403
Filename T.exe
Type PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
6
Behavior Score
13.6
ZERO API file : clean
VT API (file) 12 detected (AIDetectMalware, malicious, high confidence, Attribute, HighConfidence, REMCOS, YXEHEZ, confidence)
md5 9cc2a5a252f3593c04906c12a7ac76c0
sha256 f14e76d3deffcc3e381236800f1ec50da2bfa7be7875566a148d19af76bf90f2
ssdeep 3072:gip5s3Z8jHPUVL7/H9RCO4MHqM6w0fePwwIc45pd6LH:gip5s3KUV7/HrCsi
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (27cnts)

Level Description
danger Connects to IP addresses that are no longer responding to requests (legitimate services will remain up-and-running usually)
danger Executed a process and injected code into it
warning Generates some ICMP traffic
watch Allocates execute permission to another process indicative of possible code injection
watch Attempts to identify installed AV products by installation directory
watch Code injection by writing an executable or DLL to the memory of another process
watch Creates a suspicious Powershell process
watch Executes one or more WMI queries
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 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 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 Yara rule detected in process memory
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info Queries for the computername
info This executable has a PDB path
info Uses Windows APIs to generate a cryptographic key

Rules (30cnts)

Level Name Description Collection
danger Client_SW_User_Data_Stealer Client_SW_User_Data_Stealer memory
danger Win_Backdoor_RemcosRAT Win Backdoor RemcosRAT memory
warning Generic_Malware_Zero Generic Malware binaries (download)
warning infoStealer_browser_Zero browser info stealer memory
watch Antivirus Contains references to security software binaries (download)
watch Chrome_User_Data_Check_Zero Google Chrome User Data Check memory
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch Network_Downloader File Downloader memory
watch Win32_Trojan_PWS_Net_1_Zero Win32 Trojan PWS .NET Azorult binaries (upload)
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 Network_DNS Communications use DNS memory
notice Network_TCP_Socket Communications over RAW Socket memory
notice ScreenShot Take ScreenShot memory
notice Sniff_Audio Record Audio memory
notice Str_Win32_Internet_API Match Windows Inet API call memory
info anti_dbg Checks if being debugged 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
info win_hook Affect hook table memory

Network (5cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://45.138.183.226/upload/585 UA meerfarbig GmbH & Co. KG 45.138.183.226 clean
plunder.dedyn.io UA meerfarbig GmbH & Co. KG 45.138.183.226 clean
plunder.jumpingcrab.com UA meerfarbig GmbH & Co. KG 45.138.183.226 clean
enargy.co Unknown clean
45.138.183.226 UA meerfarbig GmbH & Co. KG 45.138.183.226 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