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Windows
Analysis Report
file.exe
Overview
General Information
Detection
AgentTesla, GuLoader
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Yara detected AgentTesla
Antivirus detection for URL or domain
Yara detected GuLoader
Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected Telegram RAT
Multi AV Scanner detection for domain / URL
Tries to steal Mail credentials (via file / registry access)
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses the Telegram API (likely for C&C communication)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Hides threads from debuggers
Installs a global keyboard hook
Writes to foreign memory regions
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to harvest and steal ftp login credentials
C2 URLs / IPs found in malware configuration
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
May sleep (evasive loops) to hinder dynamic analysis
Uses code obfuscation techniques (call, push, ret)
Detected potential crypto function
Sample execution stops while process was sleeping (likely an evasion)
JA3 SSL client fingerprint seen in connection with other malware
Contains functionality to dynamically determine API calls
HTTP GET or POST without a user agent
Contains long sleeps (>= 3 min)
Abnormal high CPU Usage
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
PE file contains strange resources
Drops PE files
Tries to load missing DLLs
Contains functionality to read the PEB
Uses a known web browser user agent for HTTP communication
Checks if the current process is being debugged
Creates a process in suspended mode (likely to inject code)
Contains functionality for read data from the clipboard
Uses 32bit PE files
Queries the volume information (name, serial number etc) of a device
Contains functionality to shutdown / reboot the system
Internet Provider seen in connection with other malware
Found potential string decryption / allocating functions
Yara detected Credential Stealer
Contains functionality to call native functions
Found dropped PE file which has not been started or loaded
IP address seen in connection with other malware
Contains functionality for execution timing, often used to detect debuggers
Enables debug privileges
Sample file is different than original file name gathered from version info
Creates a window with clipboard capturing capabilities
PE / OLE file has an invalid certificate
Contains functionality to enumerate device drivers
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Uses Microsoft's Enhanced Cryptographic Provider
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Classification
- System is w10x64native
- file.exe (PID: 2916 cmdline:
"C:\Users\ user\Deskt op\file.ex e" MD5: 2BEB53482DE8F6A713DEB6FA9F9E7267) - CasPol.exe (PID: 7544 cmdline:
"C:\Users\ user\Deskt op\file.ex e" MD5: 914F728C04D3EDDD5FBA59420E74E56B) - CasPol.exe (PID: 7828 cmdline:
"C:\Users\ user\Deskt op\file.ex e" MD5: 914F728C04D3EDDD5FBA59420E74E56B) - CasPol.exe (PID: 5720 cmdline:
"C:\Users\ user\Deskt op\file.ex e" MD5: 914F728C04D3EDDD5FBA59420E74E56B) - CasPol.exe (PID: 8436 cmdline:
"C:\Users\ user\Deskt op\file.ex e" MD5: 914F728C04D3EDDD5FBA59420E74E56B) - conhost.exe (PID: 8960 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 81CA40085FC75BABD2C91D18AA9FFA68)
- cleanup
{"Exfil Mode": "Telegram", "Chat id": "765471673", "Chat URL": "https://api.telegram.org/bot2052954011:AAFeCX87Ol6W5cv9u3MpOVAjUZO3XwJALyU/sendDocument"}
{"Payload URL": "https://msdvc.com/oluwa_RcQBQnZSyJ230.bin"}
{"C2 url": "https://api.telegram.org/bot2052954011:AAFeCX87Ol6W5cv9u3MpOVAjUZO3XwJALyU/sendMessage"}
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_GuLoader_2 | Yara detected GuLoader | Joe Security | ||
JoeSecurity_GuLoader_2 | Yara detected GuLoader | Joe Security | ||
JoeSecurity_AgentTesla_1 | Yara detected AgentTesla | Joe Security | ||
JoeSecurity_CredentialStealer | Yara detected Credential Stealer | Joe Security | ||
JoeSecurity_TelegramRAT | Yara detected Telegram RAT | Joe Security | ||
Click to see the 3 entries |
⊘No Sigma rule has matched
⊘No Snort rule has matched
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | Avira URL Cloud: |
Source: | Malware Configuration Extractor: | ||
Source: | Malware Configuration Extractor: | ||
Source: | Malware Configuration Extractor: |
Source: | Virustotal: | Perma Link | ||
Source: | ReversingLabs: |
Source: | Virustotal: | Perma Link |
Source: | Code function: | 6_2_20707A18 | |
Source: | Code function: | 6_2_20708018 |
Source: | Static PE information: |
Source: | HTTPS traffic detected: | ||
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Source: | Code function: | 1_2_00405C13 | |
Source: | Code function: | 1_2_0040683D | |
Source: | Code function: | 1_2_0040290B |
Networking |
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Source: | DNS traffic detected: |
Source: | HTTP traffic detected: |
Source: | Network traffic detected: | ||
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Source: | UDP traffic detected without corresponding DNS query: | ||
Source: | UDP traffic detected without corresponding DNS query: |
Source: | String found in binary or memory: |