PDF malware analysis — malicious · e891100e81b52440

MALICIOUS

PDF

2.7 KB Created: 4242-01-01 Authoring application: 4110

MD5: 2874a328b21141c474619b181a2765a3 SHA-1: 0899c07eb889d270b5ca3a983956cb94f5271028 SHA-256: e891100e81b5244043b4b479a8fcc228f1907525c974b72fc9fa1fde2cf0bc01

96 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: 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', likely contains the malicious payload. The obfuscation indicators within the extracted artifact further support a malicious intent, possibly to download and execute a secondary payload.

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` `26e05429c176d44d79fb0fabb66bc752322611e322c9f43f34806e01bd9421b0`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	5209 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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