PDF malware analysis — malicious · fdabcae84d697861

MALICIOUS

PDF

4.7 KB Created: 2002-03-27 12:02:13 Authoring application: Aladdin Ghostscript 5.10

MD5: e80a18528ba65a2feaebb8160b8541be SHA-1: c881f35b0ee260f8683197eddecd428fae6a8821 SHA-256: fdabcae84d697861b6bd01359899094122916abf3f832fd056c2bbbc438fa7c2

180 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.001 Malicious Link

The PDF file contains embedded JavaScript and triggers a critical heuristic for CVE-2007-5659 (Collab.collectEmailInfo). This indicates the document is designed to exploit this vulnerability. The embedded JavaScript stream, though not fully detailed, is flagged as suspicious and likely contributes to the malicious payload delivery. The ClamAV detection further supports the malicious classification.

Heuristics 6

Collab.collectEmailInfo — CVE-2007-5659 critical CVE exact CVE_2007_5659

PDF JavaScript calls Collab.collectEmailInfo — CVE-2007-5659 is a buffer overflow in Adobe Reader triggered by a long argument or heap-sprayed message field passed to Collab.collectEmailInfo(). Part of a series of Acrobat JS API exploits. (matched in decompressed stream)
ClamAV: Win.Trojan.Agent-36171 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Win.Trojan.Agent-36171
unescape() call high PDF_UNESCAPE

unescape() found — often used to decode shellcode in PDF JS exploits (matched inside decoded stream)
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.
Suspicious extracted artifact info 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.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0012_000.js` `7849b8b7e1c48ac2acfcbce34c4d86c50e60f9415afb083bf38ee290104e60e2`	pdf-javascript-stream	PDF /JS object 12 at offset 0xCDF	1688 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 4 eval/decoder/string-building token(s).

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