Malicious PDF — malware analysis report

Static analysis result for SHA-256 eedf27cc40b3e70f…

MALICIOUS

PDF

2.7 KB Created: 9021-01-01 Authoring application: 5600
MD5: 60ecd844ea919bc70ee600e9bf85c9a7 SHA-1: 2855c9c91ef3ac1a28b2904e1aaa37523618f202 SHA-256: eedf27cc40b3e70fbc0b5e6f81a5fcf41a56676f42fb0badb3414abc058d2e7e
96 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: User Execution: Malicious File

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ClamAV detection 'Pdf.Exploit.Agent-36014' strongly suggests this is a known exploit. The embedded JavaScript, extracted as 'javascript_obj0013_001.js', is likely responsible for the exploit, potentially leading to further malicious activity. The document body is unreadable, but the presence of exploit code is sufficient for this assessment.

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
b013724946e8d6c6289db1a78ad7eb873d7cc3bd1c44c07c77711d94e4537ebc
pdf-javascript-stream PDF /JS object 13 at offset 0x328 5197 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).