Malicious PDF — malware analysis report

Static analysis result for SHA-256 9386018a06bfc150…

MALICIOUS

PDF

36.4 KB Authoring application: Scribus
MD5: b84a164a6656ca210101ddbd6d7b27d2 SHA-1: 7990d9e28abf81665696d36442b94a8ab834626d SHA-256: 9386018a06bfc150626962d4b6963919cb58eb4a8c07e01c8684742399090de8
150 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF was flagged by multiple heuristics, including ClamAV and an ML classifier, for malicious content. The primary heuristic indicates a 'PDF_SEO_LINK_FARM' which points to a large number of external PDF files. The document body contains text related to 'Biological psychology john pinel pdf' and includes numerous URLs, suggesting a phishing or SEO manipulation attempt to drive traffic to these external links.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 3

  • 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.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://artspark.com/uploads/1/3/0/5/130551890/lanalu_xuwoxulululol.pdf
    • http://massagetherapysc.com/uploads/1/3/0/2/130273894/2927654.pdf
    • https://jisuvilexu.weebly.com/uploads/1/3/0/5/130550713/dipowo.pdf
    • http://vozati.letstakemetoad.com/uploads/2020/01/29/ebd0b46a.pdf
    • http://144central.com/uploads/1/3/0/5/130551922/bamerafalutufiw.pdf
    • http://printtex.biz/uploads/2020/01/27/2403327.pdf
    • http://goje.youtube.top/uploads/2020/01/27/gigutokelagudot.pdf
    • http://kurat.kresla-msk.ru/uploads/2020/01/28/pijejuxinanaba.pdf
    • http://oakclass.com/uploads/1/3/0/6/130622032/130622032.html#biological+psychology+john+pinel+pdf

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000117c.bin
a1365f940df7fce22e21c72c2ad93efb7271e6f94d6efc2e79f955c578e30486		 pdf-font-stream PDF embedded font (sfnt) at offset 0x117C 8032 bytes

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