PDF malware analysis — malicious · e93605bf7230cbc6

MALICIOUS

PDF

2.7 KB Created: 2973-01-01 Authoring application: 439

MD5: c09b40e3789a4271669e4ab0f2b4255d SHA-1: 4c4e7680dd7b9c9e655b137eaf3c52eb089a0f53 SHA-256: e93605bf7230cbc6780f51f4fe5c9ccde2679e83496496f21ccd42b4f3e01e76

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including 'PDF_JAVASCRIPT' and 'PDF_JS'. The ClamAV detection 'Pdf.Exploit.Agent-36014' strongly suggests exploitation. The extracted JavaScript file, 'javascript_obj0013_001.js', shows signs of obfuscation and is the primary artifact for further analysis. The likely intent of the script is to download and execute a second-stage payload, which is a common technique for initial access.

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` `aabea136e3ed8c4c93022696dd58f013aafc39e5f4fa56531df6d6a965c8d59c`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4782 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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