Malicious PDF — malware analysis report

Static analysis result for SHA-256 db032047f3232cbf…

MALICIOUS

PDF

68.6 KB Created: 2021-03-22 19:39:43 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-25
MD5: d6c2a1c828e7a72777835dead5108f12 SHA-1: fb80959069f00aa86a6045588dacd004c6e5d203 SHA-256: db032047f3232cbfa3417b8e573ef9eeb3b8f16f923311fcf3e28c4e82b9e131
124 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6498

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://jacksth.ru/aws?utm_term=ratio+analysis+project+class+12+2020 PDF link annotation
    • http://1xbet-regi.site/kamajotufovevituzocwnj8.pdfIn PDF document text
    • https://sawonelezaxiso.weebly.com/uploads/1/3/4/5/134588179/7895279.pdfIn PDF document text
    • http://am-sound.ru/13002514789pequg.pdfIn PDF document text
    • http://fragcups.com/down_the_rabbit_hole_phrased0aho.pdfIn PDF document text
    • https://xizirujikalowev.weebly.com/uploads/1/3/1/4/131454807/63819bd8297a799.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4410432/normal_60326cb6cbaf0.pdfIn PDF document text
    • http://wedurorokim.mypressonline.com/1483910754.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4479905/normal_603b1ec016ac0.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4465006/normal_60464fe59e579.pdfIn PDF document text
    • http://pifedalune.medianewsonline.com/mouse_guard_gameplay.pdfIn PDF document text
    • http://jiresumojunivup.22web.org/70265010227.pdfIn PDF document text
    • http://maewallace.com/saad_lamjarred_casablanca_ringtoneespo3.pdfIn PDF document text
    • https://rogixatig.weebly.com/uploads/1/3/5/3/135323026/tobanu-mavadumivun.pdfIn PDF document text
    • http://zipubezexupoka.mywebcommunity.org/the_complete_turtletrader.pdfIn PDF document text
    • http://wunadimizurened.medianewsonline.com/39463850763.pdfIn PDF document text
    • http://carinsusa.com/the_mill_on_the_floss_macmillani9m4q.pdfIn PDF document text
    • http://jufanurozud.getenjoyment.net/63685954447.pdfIn PDF document text
    • http://tefesapebeto.rf.gd/what_is_the_code_of_ethics_in_real_estate.pdfIn PDF document text
    • http://mugomodag.atwebpages.com/kowijusaji.pdfIn PDF document text
    • http://dopovis.myartsonline.com/alelopata_definicion.pdfIn PDF document text
    • http://jubogaju.atwebpages.com/375678519.pdfIn PDF document text
    • http://nejesezape.myartsonline.com/molodipikadirumulozok.pdfIn PDF document text

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