Malicious PDF — malware analysis report

Static analysis result for SHA-256 e8d49b52f0066685…

MALICIOUS

PDF

11.4 KB
MD5: 49e6c9b9ff4b52b1ad563621c2ab0c38 SHA-1: 4b151739dc6f98f5f1c0ef25bedac7b4fa0947c2 SHA-256: e8d49b52f00666852d1fcc0d8d2016e9b3b12db29c3fc5155fce2e370a62faf8
76 Risk Score

Malware Insights

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

The critical ClamAV heuristic indicates this PDF contains a known exploit (Pdf.Exploit.Agent-36177). The presence of embedded JavaScript, identified by PDF_JAVASCRIPT and PDF_JS heuristics, strongly suggests that the exploit leverages this script to perform malicious actions. No specific IOCs were extracted, but the file's nature points to a drive-by download or exploit delivery mechanism.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36177 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36177
  • 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_obj0007_000.js
a7e6203b0e8f812879ed8382ccbb3900ad81b5a92faf27692f51de6e8c96c13a
pdf-javascript-stream PDF /JS object 7 at offset 0x1A6 569 bytes