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Windows Analysis Report PAGO DEL SALDO.doc
Overview
General Information
| Sample Name: | PAGO DEL SALDO.doc |
| Analysis ID: | 528739 |
| MD5: | 1956fa2feaef4b6fcf3e63f51aa26722 |
| SHA1: | b35003f1c1a874468dbe41370cea443aafb10915 |
| SHA256: | 1caadbc09c710b7cdd91598babd238a59708111a59487888bb00f3945c09103c |
| Tags: | doc |
| Infos: | |
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Most interesting Screenshot:  |
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Detection
AgentTesla
| Score: | 100 |
| Range: | 0 - 100 |
| Whitelisted: | false |
| Confidence: | 100% |
Signatures
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Document exploit detected (drops PE files)
Yara detected AgentTesla
Yara detected AntiVM3
Document exploit detected (creates forbidden files)
Found malware configuration
Sigma detected: Powershell download and execute file
Tries to steal Mail credentials (via file / registry access)
Document contains OLE streams with names of living off the land binaries
Sigma detected: Change PowerShell Policies to a Unsecure Level
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
.NET source code contains potential unpacker
Injects a PE file into a foreign processes
Powershell drops PE file
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Document exploit detected (process start blacklist hit)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Uses schtasks.exe or at.exe to add and modify task schedules
Tries to harvest and steal browser information (history, passwords, etc)
Microsoft Office creates scripting files
Installs a global keyboard hook
Office process drops PE file
Injects files into Windows application
Tries to harvest and steal ftp login credentials
Bypasses PowerShell execution policy
Sigma detected: Microsoft Office Product Spawning Windows Shell
Sigma detected: PowerShell DownloadFile
Tries to download and execute files (via powershell)
Sigma detected: Suspicius Add Task From User AppData Temp
Suspicious powershell command line found
Document contains a stream with embedded javascript code
Sigma detected: Powershell Defender Exclusion
Found suspicious RTF objects
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Antivirus or Machine Learning detection for unpacked file
Document has an unknown application name
Very long cmdline option found, this is very uncommon (may be encrypted or packed)
May sleep (evasive loops) to hinder dynamic analysis
Uses code obfuscation techniques (call, push, ret)
Detected potential crypto function
Sigma detected: Verclsid.exe Runs COM Object
HTTP GET or POST without a user agent
Downloads executable code via HTTP
Document misses a certain OLE stream usually present in this Microsoft Office document type
Contains long sleeps (>= 3 min)
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Potential document exploit detected (unknown TCP traffic)
Drops PE files
Uses a known web browser user agent for HTTP communication
Dropped file seen in connection with other malware
Sigma detected: Windows Suspicious Use Of Web Request in CommandLine
Allocates memory within range which is reserved for system DLLs (kernel32.dll, advapi32.dll, etc)
Creates a process in suspended mode (likely to inject code)
Queries the volume information (name, serial number etc) of a device
Yara signature match
Internet Provider seen in connection with other malware
Yara detected Credential Stealer
Potential document exploit detected (performs DNS queries)
IP address seen in connection with other malware
Enables debug privileges
Document contains no OLE stream with summary information
Found inlined nop instructions (likely shell or obfuscated code)
Sigma detected: PowerShell Download from URL
Detected TCP or UDP traffic on non-standard ports
Uses SMTP (mail sending)
Creates a window with clipboard capturing capabilities
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Potential document exploit detected (performs HTTP gets)
Classification
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| Found malware configuration |
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| Antivirus or Machine Learning detection for unpacked file |
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| Document exploit detected (drops PE files) |
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| Document exploit detected (creates forbidden files) |
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| Document exploit detected (process start blacklist hit) |
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| Potential document exploit detected (unknown TCP traffic) |
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| Potential document exploit detected (performs DNS queries) |
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| Found inlined nop instructions (likely shell or obfuscated code) |
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Code function: |
9_2_05271404 | |
| Potential document exploit detected (performs HTTP gets) |
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| Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) |
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| HTTP GET or POST without a user agent |
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| Downloads executable code via HTTP |
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