Malicious PDF — malware analysis report

Static analysis result for SHA-256 0de83050151fa915…

MALICIOUS

PDF

23.1 KB Created: 2020-04-20 10:05:50 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 265110927103c11117187a1b3d3a4c5e SHA-1: 61871e849093eb1367f3a4fd7bd983e94602a474 SHA-256: 0de83050151fa915e9cc8c1094a689ec9184e147a5758f016fda49bed10a7e01
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of external links, identified as a 'PDF_SEO_LINK_FARM' heuristic, suggesting a tactic to manipulate search engine results or distribute malicious content. The document body includes a title related to 'mod apk' and references to the authoring application, which may be an attempt to disguise the malicious nature of the links. The numerous embedded URLs are the primary indicators of malicious activity.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9883

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://cheflexielogan.com/uploads/1/3/0/3/130313132/130313132.html#card+city+nights+mod+apk
    • http://sheslaywigs.com/uploads/1/3/0/9/130969926/vubax.pdf
    • http://dthmd.com/uploads/1/3/0/8/130813639/fodatugowizuxaz-gimuz.pdf
    • http://stayeswatini.com/uploads/1/3/0/6/130620435/wusofojorololosid.pdf
    • http://iownacoffeeshop.com/uploads/1/3/0/7/130775572/faselajex_fiximid_vemilunutepaxu.pdf
    • http://4964clothing.com/uploads/1/3/0/5/130589083/521821.pdf
    • http://completebuildersmerchants.net/uploads/1/3/1/0/131070505/tuvujij.pdf
    • http://pink-halo.org/uploads/1/3/0/2/130272981/zololapiwopuxi_pebekuxikukezij_nagarojuselugi.pdf
    • http://kelmaraircraftsales.com/uploads/1/3/1/4/131410434/situmusumu.pdf

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