Malware Insights
This PDF file was detected as malicious by ClamAV and a machine learning model, indicating a high likelihood of malicious intent. The PDF contains an embedded JavaScript stream and a large number of external PDF links, suggesting it is part of a link farm designed to redirect users to malicious content. The document body, though partially corrupted, contains text related to accounting interview questions and includes numerous URLs, reinforcing the phishing or redirection lure. The primary attack pattern involves using a seemingly legitimate document to trick users into accessing and potentially downloading further malicious files.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
Heuristics 4
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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Embedded URL info EMBEDDED_URLOne 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://vukerikokuw.weebly.com/uploads/1/3/0/5/130551534/1a4fa117f71.pdf
- http://kanomtravel.com/uploads/2020/01/28/1838287.pdf
- https://vukerikokuw.weebly.com/uploads/1/3/0/5/130551534/36f4e44ef674.pdf
- https://ripizaxavanol.weebly.com/uploads/1/3/0/6/130603824/givuxojoz.pdf
- http://deto.klubok-kolobok.ru/uploads/2020/01/27/logojifumevite.pdf
- http://bolew.mega-blog7.ru/uploads/2020/01/27/donewila.pdf
- http://finug.kc-x.ru/uploads/2020/01/28/6d6be4905742e.pdf
- https://ronojanakut.weebly.com/uploads/1/3/0/4/130436224/3520203.pdf
- http://gradnia.ru/uploads/2020/01/27/8624099.pdf
- http://mor.gdetabletka.ru/uploads/2020/01/29/79b019bc23.pdf
- http://numaluvuf.familiarizarse.info/uploads/2020/01/28/lubur.pdf
- http://weri.mimosaweb.com/uploads/2020/01/27/riwalukaluzotoju.pdf
- http://tanaguz.onkologicheskaya-patalogiya-i-eco.ru/uploads/2020/01/27/kubijiletib_vovigiwulevi.pdf
- http://dgsfjhgj.top/uploads/2020/01/28/1340669.pdf
- http://faithmirror.com/uploads/2020/01/28/6666490.pdf
- https://vimozewolamivo.weebly.com/uploads/1/3/0/6/130604326/6498110.pdf
- http://roud-like.ru/uploads/2020/01/28/kanisugi.pdf
- https://jojazuvisanipe.weebly.com/uploads/1/3/0/5/130544872/zilinab_gibuduvib_gajimifa.pdf
- https://gakegobadesumes.weebly.com/uploads/1/3/0/3/130323612/5997549.pdf
- https://bomuwowawon.weebly.com/uploads/1/3/0/5/130588842/sikenokilale.pdf
- http://xagawibo.cncsnab.ru/uploads/2020/01/28/d15599.pdf
- http://gossort.com/uploads/2020/01/27/nuvekaraluduxigevim.pdf
- http://originallamp.ru/uploads/2020/01/27/kixolufedulu.pdf
- http://pavlogradgallery.ru/uploads/2020/01/27/7b79b63059609a0.pdf
- http://lapaginadelreloj.com/uploads/1/3/0/2/130289732/130289732.html#basic+accounting+questions+asked+in+interview+pdf
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000169a.bindabe6fe9e5d39a57686b8a92a5f01847721cc5a586d6f36b23bd7cd6e682276a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x169A | 8304 bytes |
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