Malicious PDF — malware analysis report

Static analysis result for SHA-256 1ec455efec609190…

MALICIOUS

PDF

2.7 KB Created: 6289-01-01 Authoring application: 3036
MD5: ae1202b4aab582cf012742eb8cdfc383 SHA-1: 06791591c0f85738425f9593bf09d3174c99b8e8 SHA-256: 1ec455efec6091901fdd16a1a0798047b451a1535fb800ba9acbc0b3ba040375
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 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
85121de4e92b68308661101e8b584e2895efa1d49cab13c6a33c5af343dab21a
pdf-javascript-stream PDF /JS object 13 at offset 0x328 4778 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).