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Edit tourWindows Analysis Report ZAM#U00d3WIENIE.exe
Overview
General Information
| Sample Name: | ZAM#U00d3WIENIE.exe |
| Analysis ID: | 1634 |
| MD5: | 328b34adced9ad8128d4079bcffde016 |
| SHA1: | fa03cb6529d634b2e30d042491c0c13e39fd445e |
| SHA256: | 95f59bb24f6c23995b22e40d5ba6785f9072da815451c04f61ee42f42a63089e |
| Infos: | |
Most interesting Screenshot:  | |
Detection
AgentTesla
| Score: | 100 |
| Range: | 0 - 100 |
| Whitelisted: | false |
| Confidence: | 100% |
Signatures
Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected AgentTesla
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Multi AV Scanner detection for domain / URL
Sigma detected: RegAsm connects to smtp port
Hides threads from debuggers
Writes to foreign memory regions
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to detect Any.run
Tries to harvest and steal ftp login credentials
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to steal Mail credentials (via file access)
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)
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Uses 32bit PE files
Queries the volume information (name, serial number etc) of a device
Antivirus or Machine Learning detection for unpacked file
Drops certificate files (DER)
May sleep (evasive loops) to hinder dynamic analysis
Uses code obfuscation techniques (call, push, ret)
Internet Provider seen in connection with other malware
Detected potential crypto function
Sample execution stops while process was sleeping (likely an evasion)
Yara detected Credential Stealer
JA3 SSL client fingerprint seen in connection with other malware
IP address seen in connection with other malware
Contains long sleeps (>= 3 min)
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Sample file is different than original file name gathered from version info
Tries to load missing DLLs
Uses a known web browser user agent for HTTP communication
Detected TCP or UDP traffic on non-standard ports
Checks if the current process is being debugged
Uses SMTP (mail sending)
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
Uses Microsoft's Enhanced Cryptographic Provider
Creates a process in suspended mode (likely to inject code)
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Classification
Process Tree |
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Malware Configuration |
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Threatname: Agenttesla |
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{"Exfil Mode": "SMTP", "SMTP Info": "margaridasantos@tccinfaes.comTccBps1427logmail.tccinfaes.comnappiboioffice203@gmail.com"}Yara Overview |
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Memory Dumps |
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| Source | Rule | Description | Author | Strings |
|---|---|---|---|---|
| JoeSecurity_AgentTesla_1 | Yara detected AgentTesla | Joe Security | ||
| JoeSecurity_CredentialStealer | Yara detected Credential Stealer | Joe Security | ||
| JoeSecurity_AgentTesla_1 | Yara detected AgentTesla | Joe Security | ||
| JoeSecurity_CredentialStealer | Yara detected Credential Stealer | Joe Security |
Sigma Overview |
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Networking: |   |
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| Sigma detected: RegAsm connects to smtp port | Show sources | ||
| Source: | Author: Joe Security: | ||
Jbx Signature Overview |
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Click to jump to signature section
Show All Signature Results
AV Detection: | |
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| Found malware configuration | Show sources | ||
| Source: | Malware Configuration Extractor: | ||
| Multi AV Scanner detection for submitted file | Show sources | ||
| Source: | Virustotal: | Perma Link | ||
| Antivirus / Scanner detection for submitted sample | Show sources | ||
| Source: | Avira: | ||
| Antivirus detection for URL or domain | Show sources | ||
| Source: | Avira URL Cloud: | ||
| Multi AV Scanner detection for domain / URL | Show sources | ||
| Source: | Virustotal: | Perma Link | ||
| Source: | Avira: | ||
| Source: | Code function: | ||
| Source: | Code function: | ||
| Source: | Static PE information: | ||
| Source: | HTTPS traffic detected: | ||
| Source: | HTTPS traffic detected: | ||
Networking: | |
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| Source: | ASN Name: | ||
| Source: | JA3 fingerprint: | ||
| Source: | IP Address: | ||
| Source: | HTTP traffic detected: | ||
| Source: | HTTP traffic detected: | ||
| Source: | TCP traffic: | ||
| Source: | TCP traffic: | ||
| Source: | Network traffic detected: | ||
| Source: | Network traffic detected: | ||
| Source: | Network traffic detected: | ||
| Source: | Network traffic detected: | ||
| Source: | UDP traffic detected without corresponding DNS query: | ||
| Source: | UDP traffic detected without corresponding DNS query: | ||
| Source: | UDP traffic detected without corresponding DNS query: | ||
| Source: | UDP traffic detected without corresponding DNS query: | ||
| Source: | String found in binary or memory: | ||