Malicious PDF — malware analysis report

Static analysis result for SHA-256 60eef0a9908d572f…

MALICIOUS

PDF

15.2 KB Created: 2019-04-30 02:18:44 +01:00 Authoring application: mPDF 5.7
MD5: af5d6c2caac4b0684cf3d60fa5befda1 SHA-1: 2f7a44758e891351c6e813e53c61373db0776692 SHA-256: 60eef0a9908d572f51c611aacfaf4369540bc2e97e69efac9c33dfd8a7998f34
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a large number of embedded links, identified by the PDF_SEO_LINK_FARM heuristic. While the ML classifier also flagged it as malicious, the specific intent appears to be SEO manipulation or directing users to potentially malicious content via these links. No scripts were extracted, but the presence of embedded links suggests an attempt to lead the user away from the document, potentially as part of a phishing or content-distribution scheme.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9880

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/7096092098099097/Texas-by-James-A-Michener-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/7091090092092097/The-Death-Cure-by-James-Dashner-l-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/9091090091090093/A-Million-Little-Pieces-by-James-Frey-l-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/7091090091099097/The-Kill-Order-by-James-Dashner-l-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/9095090092095098/Tex-by-S-E-Hinton-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/1090090090090098095/Barabbas-by-P-r-Lagerkvist-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/9092091093096096/Solaris-by-Stanislaw-Lem-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/1090094093095095097/Summary-amp-Study-Guide-The-Redbreast-by-Jo-Nesbo-by-BookRags.pdf
    • http://loaminoo.linkpc.net/1091096093097094096/Summary-amp-Study-Guide-Endymion-by-Dan-Simmons-by-BookRags.pdf
    • http://loaminoo.linkpc.net/9099093097090092/Summary-amp-Study-Guide-Birthmarked-by-Caragh-M-O-Brien-by-BookRags.pdf
    • http://loaminoo.linkpc.net/9099094091094094/A-Case-of-Need-by-Michael-Crichton-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/7094093094093090/Silk-by-Alessandro-Baricco-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/9099092098091095/The-Assault-by-Harry-Mulisch-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/5093096090091095/The-Selection-by-Kiera-Cass-l-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/8091094092093096/Death-of-a-Red-Heroine-by-Qiu-Xiaolong-l-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/4093096091099093/Pentimento-by-Lillian-Hellman-l-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/1090097091090092097/Harvest-by-Tess-Gerritsen-l-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/7092090095096094/One-Child-by-Torey-Hayden-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/6092090091090095/The-Harbinger-by-Jonathan-Cahn-l-Summary-amp-Study-Guide-by-BookRags.pdf
    • http://loaminoo.linkpc.net/2099092099098093/That-Hideous-Strength-by-C-S-Lewis-Summary-amp-Study-Guide-by-BookRags.pdf