Malicious PDF — malware analysis report

Static analysis result for SHA-256 f220d7a806fa7a00…

MALICIOUS

PDF

2.7 KB Created: 3885-01-01 Authoring application: 7027
MD5: 1add334737c8a354b4e94c171f492183 SHA-1: e38ec467df55cbcf83c8476ce3884772ed0d7657 SHA-256: f220d7a806fa7a006cb3ebbc76a797787859782ee67724223e72da643deee806
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 identifies it as Pdf.Exploit.Agent-36014, suggesting it exploits a known PDF vulnerability. The embedded JavaScript file, 'javascript_obj0013_001.js', likely contains the exploit code. The obfuscation indicators in the extracted artifact further support malicious intent.

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
c1ae742457ef64ac06a347456a8945e07803e5557d71a7528a4638c2929c4613
pdf-javascript-stream PDF /JS object 13 at offset 0x328 4790 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).