Malicious PDF — malware analysis report

Static analysis result for SHA-256 d6a27e14fc973b30…

MALICIOUS

PDF

14.3 KB Created: 2019-04-30 06:26:56 +01:00 Authoring application: mPDF 5.7
MD5: dae38c5eda347d547005fa9ae0b4f986 SHA-1: fe6de3a33214f8f08a9dd9969640f209dc31d3da SHA-256: d6a27e14fc973b3030799ea328d6b81dab434b4742c1a9b802074af1e4d2ddff
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Phishing:Spearphishing Attachment T1059.001 Command and Scripting Interpreter:PowerShell

The PDF file contains a large number of embedded links to external websites, a technique often used for SEO manipulation or to redirect users to malicious content. The ML classifier strongly indicated maliciousness. While no scripts were extracted, the sheer volume of links and the heuristic firing suggest a coordinated effort to drive traffic to potentially harmful sites.

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/3096094092093/The-Hiding-Place-by-Trezza-Azzopardi.pdf
    • http://loaminoo.linkpc.net/1091098093099096098/Remember-Remember-The-Fifth-Of-November-The-History-Of-Britain-In-Bite-Sized-Chunks-by-Judy-Parkinson.pdf
    • http://loaminoo.linkpc.net/8098092092098/Because-I-Remember-Terror-Father-I-Remember-You-by-Sue-William-Silverman.pdf
    • http://loaminoo.linkpc.net/3096098099096095/Remember-When-3-The-Finale-Remember-Trilogy-3-by-T-Torrest.pdf
    • http://loaminoo.linkpc.net/4092096094096093/Remember-Me-Remember-Me-1-by-Christopher-Pike.pdf
    • http://loaminoo.linkpc.net/3098095090090/Remember-Me-Remember-Me-1-3-by-Christopher-Pike.pdf
    • http://loaminoo.linkpc.net/2097090096099094/I-Remember-You-I-Remember-You-1-by-Scarlett-Metal.pdf
    • http://loaminoo.linkpc.net/9098095094092094/The-Parts-I-Remember-The-Parts-I-Remember-1-by-A-K-Mills.pdf
    • http://loaminoo.linkpc.net/2097098097095097/Remember-by-Rin-Haven.pdf
    • http://loaminoo.linkpc.net/2099090094091097/Remember-When-by-A-D-Ryan.pdf
    • http://loaminoo.linkpc.net/1091091098090/Always-to-Remember-by-Lorraine-Heath.pdf
    • http://loaminoo.linkpc.net/4091094092096091/We-Will-Remember-by-Elizabeth-Darrell.pdf
    • http://loaminoo.linkpc.net/1091090098095090090/A-Summer-To-Remember-by-Ron-Dieb.pdf
    • http://loaminoo.linkpc.net/2097096096091098/Remember-Newvember-by-J-M-Bogart.pdf
    • http://loaminoo.linkpc.net/3091090094091099/Something-to-Remember-Something-Series-by-K-S-Micheli.pdf
    • http://loaminoo.linkpc.net/3099094095096091/Remember-Newvember-by-J-M-Bogart.pdf
    • http://loaminoo.linkpc.net/2090097090094095/All-That-We-Remember-by-Elenor-Gill.pdf
    • http://loaminoo.linkpc.net/1099094095095097/I-Remember-You-by-Yrsa-Sigur-ard-ttir.pdf
    • http://loaminoo.linkpc.net/9091097091090/Don-t-You-Remember-by-Lucille-Clifton.pdf
    • http://loaminoo.linkpc.net/2099092092091092/Remember-Me-by-Sophie-Kinsella.pdf
    • http://loaminoo.linkpc.net/2099

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