Malicious PDF — malware analysis report

Static analysis result for SHA-256 b63dc048c95c1287…

MALICIOUS

PDF

32.5 KB Created: 2020-04-30 16:09:25 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: b77bd67819770dee7ba0c3d7f2eb476b SHA-1: f7d671616fc985290efd771ebf5aca7d5317712d SHA-256: b63dc048c95c1287af79f28419116ce5a8594f48cf1a4cf5647171ea683d9687
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a lure related to 'Balls of fury full movie free' and exhibits a link farm behavior, redirecting to numerous external PDF files. The ML classifier strongly indicated maliciousness. The primary attack pattern involves SEO poisoning to drive traffic to malicious sites, likely for further exploitation or malware delivery.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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://capefearforge.com/uploads/1/3/0/6/130640116/130640116.html#balls+of+fury+full+movie+free
    • http://adegascarso.com/uploads/1/3/1/3/131398241/4ad403c58d06186.pdf
    • http://creativechristian.club/uploads/1/3/0/9/130969561/kalatipujobegigorife.pdf
    • http://qdroqueen.com/uploads/1/3/1/4/131453449/superebivemukasesoke.pdf
    • http://scuppersrun.com/uploads/1/3/1/4/131437312/8973541.pdf
    • http://perkinsrealtyservices.net/uploads/1/3/0/5/130550814/5104187.pdf
    • http://amitdhamija.com/uploads/1/3/1/4/131406934/1858335.pdf
    • http://marijuanamdnetwork.com/uploads/1/3/0/6/130639554/xemigawatomuledakike.pdf
    • http://southernhomeservices.org/uploads/1/3/0/6/130604111/jomakukox.pdf
    • http://anaconstructionri.com/uploads/1/3/1/4/131437172/4065659.pdf
    • http://lindseykim.com/uploads/1/3/0/6/130604244/d56b239.pdf
    • http://serviciosequimas.com/uploads/1/3/1/3/131398286/e53f9c142cb.pdf
    • http://moldinspectiontestingandawareness.com/uploads/1/3/0/3/130313363/nadalut.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00005736.bin
ac8758ed519adc2d39e03b02255c9d11e97861026c76d133549c520707902d4c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5736 7904 bytes

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