Malicious PDF — malware analysis report

Static analysis result for SHA-256 2642c7323e190287…

MALICIOUS

PDF

2.7 KB Created: 6743-01-01 Authoring application: 818
MD5: 9f1235d5cd1255ae29202f5249151f64 SHA-1: 00a9c1b690854d2b4fea7820ec87d829fe5004ae SHA-256: 2642c7323e19028754fbeb464f768405754642002e8a5de135e35ef5cbc010c5
96 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The CLAMAV_DETECTION heuristic flags it as Pdf.Exploit.Agent-36014, suggesting it's a known exploit. The extracted JavaScript file, javascript_obj0013_001.js, shows signs of obfuscation and suspicious content, typical of malware delivery. The overall pattern points to a malicious PDF designed to exploit vulnerabilities and execute arbitrary code.

Heuristics 4

  • ClamAV: Pdf.Exploit.Agent-36014 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36014
  • Suspicious extracted artifact medium EXTRACTED_FILE_STATIC_TRIAGE
    One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.
  • JavaScript action low PDF_JAVASCRIPT
    PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
  • Embedded JS stream low PDF_JS
    PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0013_001.js
4cfd0e26b63bdf4d26443dd35af4683934d79a5f7bc41c742effc8ed42fedac3
pdf-javascript-stream PDF /JS object 13 at offset 0x328 4759 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 10 eval/decoder/string-building token(s). Carved artifact contains 3 long hex-escaped blob(s).