Malicious PDF — malware analysis report

Static analysis result for SHA-256 51826a3960f22710…

MALICIOUS

PDF

35.2 KB Authoring application: Karbon First seen: 2021-02-19
MD5: d956e682b7bbb879da742d72d4ffbfa0 SHA-1: 2bbafd1e00131ec113472ad2163eb66f150841b9 SHA-256: 51826a3960f22710b18908f66e78e04e1069e958a77dfe088f60e17806c5f834
152 Risk Score

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://gusi.showskazka.ru/uploads/2020/01/28/1730957.pdf In PDF document text
    • https://zaxajuja.weebly.com/uploads/1/3/0/4/130490301/e543e5f2de89ab.pdfIn PDF document text
    • http://mijoxoda.spb-lavanda.ru/uploads/2020/01/28/bufajaveju.pdfIn PDF document text
    • https://lajupalog.weebly.com/uploads/1/3/0/2/130287229/rurukugeli.pdfIn PDF document text
    • http://airmicrochip.com/uploads/1/3/0/2/130288394/9e544c36dac5.pdfIn PDF document text
    • http://zubo.sixset.pw/uploads/2020/01/28/3107a112.pdfIn PDF document text
    • http://battlecreekag.com/uploads/1/3/0/2/130270955/vevexonuji.pdfIn PDF document text
    • https://woweriwiguro.weebly.com/uploads/1/3/0/5/130550986/5340603.pdfIn PDF document text
    • http://buildersblitzcapecod.org/uploads/1/3/0/6/130621826/eaeda6.pdfIn PDF document text
    • http://myartscout.com/uploads/1/3/0/6/130605393/4433813.pdfIn PDF document text
    • http://mipuduza.audiostart56.icu/uploads/2020/01/28/96928cd075.pdfIn PDF document text
    • http://lhfieldfamilyfdn.org/uploads/1/3/0/5/130551749/130551749.html#transforma%C3%A7%C3%A3o+isocorica+isobarica+isotermicaIn PDF document text

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000012f3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x12F3 10188 bytes
SHA-256: 56d7e78ca7bd1cb2673ed3a6f10580c173a29f738fe794b0b57a8115fd7ee370

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