Malicious PDF — malware analysis report

Static analysis result for SHA-256 ba2ecbde7d5b3146…

MALICIOUS

PDF

16.2 KB Created: 2019-04-30 06:24:35 +01:00 Authoring application: mPDF 5.7 First seen: 2021-06-20
MD5: 004031cc4afb861a5a6f6b5ba8ac5036 SHA-1: 231a309233f0c57155c52a711ccac0785e1559c4 SHA-256: ba2ecbde7d5b31466c8ed509f6a306d51e81a4ff3206098dc4ecf0542eb24fb0
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links to external websites, identified as a "PDF_SEO_LINK_FARM" heuristic. While no scripts were extracted, the sheer volume of links suggests an attempt to manipulate search engine results or redirect users to potentially malicious content. The ML classifier also flagged this PDF as malicious, supporting the suspicious nature of the link farm.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9898

Heuristics 2

  • 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.
  • 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://loaminoo.linkpc.net/7092096090/Natural-Witch-Magical-Mayhem-1-by-K-F-Breene.pdf In PDF document text
    • http://loaminoo.linkpc.net/2097097095091/Vampire-High-by-Douglas-Rees.pdfIn PDF document text
    • http://loaminoo.linkpc.net/6092097097096090/Static-Mayhem-Mayhem-Wave-2-by-Edward-Aubry.pdfIn PDF document text
    • http://loaminoo.linkpc.net/9099097094092093/The-Magical-Unfolding-Eight-Magical-Processes-for-Peace-Potential-and-Purpose-by-Helen-Rebello.pdfIn PDF document text
    • http://loaminoo.linkpc.net/3094099092095093/A-Magical-Family-Holiday-Magical-Holidays-Book-1-by-Tirza-Schaefer.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1090097096093098/Hiren-s-Magical-Adventure-Magical-Adventures-1-by-Kathleen-Patel.pdfIn PDF document text
    • http://loaminoo.linkpc.net/3095099098094095/Sons-of-Mayhem-3-War-and-Vengeance-Sons-of-Mayhem-1-3-by-Nikki-Pink.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1091091093096094093/Dining-with-Terrorists-Phil-Rees-by-Phil-Rees.pdfIn PDF document text
    • http://loaminoo.linkpc.net/2099093097094099/Magical-Sex-Magical-Sisters-1-by-Beverly-Rae.pdfIn PDF document text
    • http://loaminoo.linkpc.net/3095099093099092/Sons-of-Mayhem-Sons-of-Mayhem-1-by-Nikki-Pink.pdfIn PDF document text
    • http://loaminoo.linkpc.net/3091092091097098/Wesley-and-the-Magical-ABC-Wand-I-Wish-I-Had-a-Magical-ABC-Wand-by-Sharon-Pauline-Tulloch.pdfIn PDF document text
    • http://loaminoo.linkpc.net/7099093094096091/The-Exile-Into-Eternity-A-Study-of-the-Narrative-Writings-of-Giorgio-Bassani-by-Douglas-Douglas.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1099091093095/Bosie-A-Biography-of-Lord-Alfred-Douglas-by-Douglas-Murray.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1098091090090092/The-Magical-Mix-Up-Zach-King-s-Magical-Life-Trilogy-2-by-Zach-King.pdfIn PDF document text
    • http://loaminoo.linkpc.net/3093098090099093/Get-Your-War-On-by-David-Rees.pdfIn PDF document text
    • http://loaminoo.linkpc.net/4090095094096094/Pirates-by-Celia-Rees.pdfIn PDF document text
    • http://loaminoo.linkpc.net/2090091097090094/The-Three-Degrees-by-Paul-Rees.pdfIn PDF document text
    • http://loaminoo.linkpc.net/9094094098099099/The-Hourglass-by-Tracy-Rees.pdfIn PDF document text
    • http://loaminoo.linkpc.net/1091091097090093/The-Vanished-by-Celia-Rees.pdfIn PDF document text
    • http://loaminoo.linkpc.net/6094099090092099/The-Wish-House-by-Celia-Rees.pdfIn PDF document text

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