PDF malware analysis — malicious · 4971c28bb1d729d2

MALICIOUS

PDF

39.8 KB Authoring application: OpenOffice.org

MD5: 2a25b1a232e57665e94628bb7b1f0427 SHA-1: 045adfb9734e69a963d9de3b9b79277d3724fe57 SHA-256: 4971c28bb1d729d29fe6bb327e0a6980edbcd81477508974e2cf219bbedb6181

94 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious File

The file is a PDF document that contains multiple embedded URLs, one of which is directly referenced by a PDF_URI heuristic. The ClamAV detection and ML classifier strongly indicate malicious intent, specifically phishing. The document body, though heavily obfuscated, contains references to game guides and URLs, suggesting a lure to download further malicious content.

Machine Learning

Nyx PDF Classifier malicious score 0.9998

Heuristics 3

ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
External URI info PDF_URI

PDF contains an external URL action
Embedded URL info EMBEDDED_URL

One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
URL http://sex.support-account.net/uploads/2020/01/29/1090995.pdf
- http://soloptometry.com/uploads/1/3/0/4/130489342/baloxedalirijo-jokuvuvinatudom-kewajofazowax-tumexowi.pdf
- http://ptecsys.com/uploads/1/3/0/6/130640132/104065.pdf
- http://my-life-by-me.blog/uploads/1/3/0/4/130436218/7576093.pdf
- http://ndchair.com/uploads/1/3/0/6/130639946/130639946.html#monster+warlord+combine+guide

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000107a.bin` `4b44b27ac5a3e864dd0d2f42250010d6fba2f1ebcd1159ca6dbc4ea594bee6db`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x107A	8704 bytes

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