Malicious PDF — malware analysis report

Static analysis result for SHA-256 a3b3077bd93c9263…

MALICIOUS

PDF

31.4 KB Created: 2020-10-07 03:00:24 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-18
MD5: 214e913763dd9769bfdd9fd1288ab2f9 SHA-1: 551b784474ec7b96b6114f0601700ac03727d246 SHA-256: a3b3077bd93c926380ec7c33a7e1b0a44af444350c750d1d028ff80562f0dc40
92 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

This PDF document was flagged as malicious by an ML classifier. The file routes users through malicious redirector infrastructure. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9991

Heuristics 2

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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 https://ggtraff.ru/strik?keyword=cari+hesap+ortalama+vade+hesaplama+excel+tablosu In PDF document text
    • http://files.youth.namiscc.org/uploads/1/3/0/8/130814308/maxevajofo.pdfIn PDF document text
    • http://pedojipij.dagfrognes.com/uploads/1/3/0/8/130873947/8925667.pdfIn PDF document text
    • http://files.omgirl2013.net/uploads/1/3/2/6/132681504/4355807aeac.pdfIn PDF document text
    • http://sewuv.baytalmosul.com/uploads/1/3/0/7/130776447/vujenafelinekudatif.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://uploads.strikinglycdn.com/files/a733c867-6343-434a-981f-48824a15714b/fonimaxoxozogibezil.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/027131da-74c9-4722-9ad7-3e75f9619371/zizojo.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/6be6ff12-6480-4f95-86aa-535166197399/52409076831.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/c83d6099-f1ed-444e-812e-426b17916130/pimegeviwoxenoso.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/0bc3b7a5-b312-403b-b6a7-db599c9b5d14/labomomitozeterufaju.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/c1176176-1628-4751-8d62-496654efdb4a/88260866937.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5777/3728/files/ferunofelitilojeta.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0499/5176/8731/files/proxy_falls_oregon.pdfIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Related samples 7

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00005c83.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5C83 5484 bytes
SHA-256: 1ec561d86e2ef2395d98536fa38d41ab013f55c501f405c41cf43d2203702891

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