PDF malware analysis — malicious · f5fc9055c28a0a68

MALICIOUS

PDF

2.7 KB Created: 4003-01-01 Authoring application: 4483

MD5: 01f80b649230d07eebb549039ad59d1a SHA-1: 21d21f2ace079c0a032aa41b80a5680c5ccaadb6 SHA-256: f5fc9055c28a0a68cc1f9f29e45b7db020044d1b4e469b4d42b261ea00c245f3

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 'EXTRACTED_FILE_STATIC_TRIAGE' heuristic flags suspicious indicators such as hex escape obfuscation and script obfuscation within the extracted 'javascript_obj0013_001.js' file. ClamAV also detected this as 'Pdf.Exploit.Agent-36014'. The embedded JavaScript is likely responsible for executing malicious code, potentially downloading a second-stage 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` `6ca0dc8abe44b552685cc50ace07d1888f126a704ed012f31f7a812a0d7a078a`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4816 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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