Malicious PDF — malware analysis report

Static analysis result for SHA-256 68b043f52984bad0…

MALICIOUS

PDF

14.4 KB Created: 2019-05-02 05:26:47 +01:00 Authoring application: mPDF 5.7
MD5: 89054f6e51e4a5dc5dcf0f7d680527d5 SHA-1: 828016d4850f9093f1e4672f6800b9d97cdcda8c SHA-256: 68b043f52984bad0c0c0e7b3beffc5f6a319864e1daea6b6f302698c237e2983
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs, forming a link farm that directs users to external PDF documents. This technique is often used to obscure malicious intent or to distribute further malware. The ML classifier also flagged this PDF as malicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9891

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/2095098099093/The-Wall-of-the-Sky-the-Wall-of-the-Eye-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/4093098092099092/Wall-to-Wall-From-Beijing-to-Berlin-by-Rail-by-Mary-Morris.pdf
    • http://loaminoo.linkpc.net/3095099095098092/A-Shadow-on-the-Wall-by-Jonathan-Aycliffe.pdf
    • http://loaminoo.linkpc.net/7095091097099/Against-the-Wall-Against-the-Wall-1-by-Julie-Prestsater.pdf
    • http://loaminoo.linkpc.net/2096098091093091/The-Accidental-Investment-Banker-Inside-the-Decade-That-Transformed-Wall-Street-by-Jonathan-A-Knee.pdf
    • http://loaminoo.linkpc.net/4094093098091/The-Wall-and-the-Wing-Wall-and-the-Wing-1-by-Laura-Ruby.pdf
    • http://loaminoo.linkpc.net/7091094096094/The-Wolf-of-Wall-Street-The-Wolf-of-Wall-Street-1-by-Jordan-Belfort.pdf
    • http://loaminoo.linkpc.net/1094093099099091/You-Don-t-Love-Me-Yet-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/2093090095093093/Lostronaut-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/2090098091091097/Men-and-Cartoons-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/4093096095/A-Gambler-s-Anatomy-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/1094093092094095/Chronic-City-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/3097090093099091/Motherless-Brooklyn-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/2096095098090/Gun-With-Occasional-Music-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/3099096094095097/Girl-in-Landscape-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/9091093095098/Amnesia-Moon-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/7092093097092091/Philip-Roth-at-80-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/2090099091099092/Dissident-Gardens-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/1096093098098093/Girl-in-Landscape-by-Jonathan-Lethem.pdf
    • http://loaminoo.linkpc.net/3097090091093092/Motherless-Brooklyn-by-Jonathan-Lethem.pdf

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