PDF malware analysis — malicious · 8f9e2572262b5b46

MALICIOUS

PDF

2.7 KB Created: 4709-01-01 Authoring application: 3162

MD5: 1f973b09964b65be9f36064e079abf2e SHA-1: 805079130197400582fb870fde2d550108ff45d1 SHA-256: 8f9e2572262b5b46749c4f45fb4170912e8fbba696e63c27cf6694fcbc63afb3

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'. ClamAV also detected the file as 'Pdf.Exploit.Agent-36014'. The embedded JavaScript, found in 'javascript_obj0013_001.js', shows signs of obfuscation and hex escape sequences, suggesting it is designed to perform malicious actions such as downloading and executing a second-stage payload. The exact intent of the script is difficult to determine due to obfuscation, lowering confidence.

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` `5562f2af6414f05ee2e9c64810ebe0a7b95dfbacb6dc0f73badaaa647d73bcf9`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4772 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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