Malicious PDF — malware analysis report

Static analysis result for SHA-256 60f1578a1af6f247…

MALICIOUS

PDF

17.2 KB Created: 2019-05-04 13:44:30 +01:00 Authoring application: mPDF 5.7
MD5: 6056fadfaa3019bae4e48883e1977b2f SHA-1: c9241b7e69ae95493a966d3efa5995174b742689 SHA-256: 60f1578a1af6f247085e6f0bbff31a97e242a1ceb4d6b5cf47f0f26a4b56c353
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a large number of embedded URLs, identified as a link farm. The ML classifier also flagged this PDF as malicious. While no scripts were extracted, the presence of numerous external links suggests a potential for SEO manipulation or redirection to malicious sites. The primary attack pattern observed is the distribution of these links, likely intended to drive traffic or host further malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9925

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/7097097096097099/The-Secret-Sinclair-by-Cathy-Williams.pdf
    • http://loaminoo.linkpc.net/3092096098091098/Forgotten-Mistress-Secret-Love-Child-Regally-Wed-2-by-Annie-West.pdf
    • http://loaminoo.linkpc.net/1090095094096095097/Child-of-the-Dead-Spanish-Bit-Saga-23-by-Don-Coldsmith.pdf
    • http://loaminoo.linkpc.net/1091091093092096096/Wir-zwei-in-Nizza-by-Cathy-Williams.pdf
    • http://loaminoo.linkpc.net/7096095097093/Another-Forgotten-Child-by-Cathy-Glass.pdf
    • http://loaminoo.linkpc.net/3092096095094097/The-Wedding-Night-Debt-by-Cathy-Williams.pdf
    • http://loaminoo.linkpc.net/1097092090097091/Bless-the-Child-by-Cathy-Cash-Spellman.pdf
    • http://loaminoo.linkpc.net/9095092091093090/Nach-all-diesen-Jahren-Julia-by-Cathy-Williams.pdf
    • http://loaminoo.linkpc.net/1091090090094092093/Traumm-nner-amp-Traumziele-Mailand-eBundle-by-Cathy-Williams.pdf
    • http://loaminoo.linkpc.net/9091091098096096/Z-rtliche-Versuchung-in-deinen-Armen-Julia-2309-by-Cathy-Williams.pdf
    • http://loaminoo.linkpc.net/1090091097092091/To-a-Child-Love-Is-Spelled-Time-What-a-Child-Really-Needs-from-You-by-Mac-Anderson.pdf
    • http://loaminoo.linkpc.net/3090096097099091/Child-of-an-Ancient-City-by-Tad-Williams.pdf
    • http://loaminoo.linkpc.net/6095091096096/Boy-Without-Instructions-Surviving-the-Learning-Curve-of-Parenting-a-Child-with-ADHD-by-Penny-Williams.pdf
    • http://loaminoo.linkpc.net/1090096098090099093/English-Grammar-for-Students-of-Spanish-The-Study-Guide-for-Those-Learning-Spanish-by-Emily-Spinelli.pdf
    • http://loaminoo.linkpc.net/1093099091099090/The-Spanish-Labyrinth-An-Account-of-the-Social-and-Political-Background-of-the-Spanish-Civil-War-by-Gerald-Brenan.pdf
    • http://loaminoo.linkpc.net/2094091092096/Spanish-Fever-Stories-by-the-New-Spanish-Cartoonists-by-Santiago-Garc-a.pdf
    • http://loaminoo.linkpc.net/3099095090097093/Prisoner-of-Love-by-Cathy-Skendrovich.pdf
    • http://loaminoo.linkpc.net/2095098091094098/You-Can-t-Plan-Love-Southern-Love-1-by-Synithia-Williams.pdf
    • http://loaminoo.linkpc.net/3090096099093098/His-Secret-Child-by-Beverly-Barton.pdf
    • http://loaminoo.linkpc.net/1091096094096090092/The-Black-Sheep-s-Secret-Child-by-Cat-Schield.pdf

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