Malicious PDF — malware analysis report

Static analysis result for SHA-256 50bc2ff0f694e565…

MALICIOUS

PDF

2.7 KB Created: 8450-01-01 Authoring application: 9790
MD5: c15745684e8cef5994c048a2085a0efa SHA-1: 3fff5a198eeb43b6a00d1c12d01b5fee1382f599 SHA-256: 50bc2ff0f694e5656db8a53898f94b1709abedec4089ac25970b14281da0b9c5
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. ClamAV detection as 'Pdf.Exploit.Agent-36014' strongly suggests a known exploit. The extracted JavaScript file exhibits obfuscation, typical of malware attempting to hide its malicious actions, likely to download and execute a second-stage payload.

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
ed80d510baf89733345c0c8dc1ecdff5d77c133d08badb8da39533f8c69ed4be
pdf-javascript-stream PDF /JS object 13 at offset 0x328 4803 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).