PDF malware analysis — malicious · 3b3b16cbe252643f

MALICIOUS

PDF

50.4 KB Created: 2021-03-24 09:14:26 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-24

MD5: 411e926e69051e8dd0e99694d2185c9d SHA-1: 1fa5f4a9af81b1fe32d25b178cef124248752853 SHA-256: 3b3b16cbe252643f3502b514cb3bd32207c0e7c6c6b1e847a18d2580535511d9

124 Risk Score

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 0.8343

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://golowaki.ru/strik?utm_term=star+trek+pocket+books+2021 PDF link annotation
- https://cdn-cms.f-static.net/uploads/4369933/normal_603e61a74cab6.pdfIn PDF document text
- http://changepass.online/los_tres_jovenes_hebreosiocrv.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4451375/normal_602d7cb12efe8.pdfIn PDF document text
- https://cdn.sqhk.co/nuzifixe/ljjhahh/jordan_11_snakeskin_grey_release_date.pdfIn PDF document text
- http://creditreportusa.info/ramomevigefiziv3df64.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4457561/normal_6022e72913379.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4367644/normal_5fec8b95ec148.pdfIn PDF document text
- http://tuderoba.getenjoyment.net/jadanenerorobezopomekuded.pdfIn PDF document text
- http://akvatehnika74.ru/change_din_kambi_new_song_videoofb53.pdfIn PDF document text
- http://dabopoxele.getenjoyment.net/93502360892.pdfIn PDF document text
- https://cdn.sqhk.co/baluwofuk/2Zji6fh/77490215102.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4464730/normal_602125e0b47ec.pdfIn PDF document text
- https://cdn.sqhk.co/vukupamita/hdhfj5D/26440077450.pdfIn PDF document text
- http://dkblogin-de.best/how_to_replace_a_dishwasher_door_springgudca.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380525/normal_602824df24e8b.pdfIn PDF document text
- http://helps-lnstagramcopyrights-about.com/sajobuparulipupefipapelux9rlc.pdfIn PDF document text
- http://puninavubexopis.22web.org/professional_capabilities_framework_for_social_workers.pdfIn PDF document text
- http://jafixomedimun.onlinewebshop.net/minecraft_bestiary_book.pdfIn PDF document text
- http://kuwitabetegipo.myartsonline.com/padojo.pdfIn PDF document text
- http://fetekovabu.onlinewebshop.net/mepeboxeluk.pdfIn PDF document text
- http://ludatijodibop.rf.gd/optimize_bittorrent_speed.pdfIn PDF document text
- http://guxasimedoki.epizy.com/zosukagoziletutaraxu.pdfIn PDF document text

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