PDF malware analysis — malicious · a7756d493a0f16b3

MALICIOUS

PDF

2.7 KB Created: 1396-01-01 Authoring application: 9423

MD5: bedfeb5b1e7d5c9238f0d32d4c10463e SHA-1: 9220ce8abd10bd103ff15bbd0b45d5471bb9c86c SHA-256: a7756d493a0f16b30ca584b4ace21c236be970f5403d60c5cd7b733746e0191e

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.007 Scripting: JavaScript

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including 'PDF_JAVASCRIPT' and 'PDF_JS'. The 'CLAMAV_DETECTION' heuristic identifies the file as 'Pdf.Exploit.Agent-36014', suggesting it exploits known PDF vulnerabilities. The embedded JavaScript, although obfuscated, is likely responsible for executing the exploit, leading to a malicious outcome.

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.

Filename	Kind	Source	Size
`javascript_obj0013_001.js` `41b4722e852f988f9e6b4b3b533595f137667a0969714fd3c35e0781f3f66bcd`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4771 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).

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