MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, many hosted on disposable domains, indicating a link farm or SEO abuse. ClamAV detected this as Pdf.Phishing.Trojan, and ML classification strongly suggests malicious intent. The embedded URLs and the heuristic firings for PDF_SEO_LINK_FARM and PDF_SEO_DISPOSABLE_LINK_FARM point towards a campaign distributing or linking to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall 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.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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://nipisod.ru/strik?utm_term=when+god+measures+a+man PDF link annotation
- http://feedbacrnz.space/91805264565v54ku.pdfIn PDF document text
- http://vanibunogi.iblogger.org/ordering_decimals_from_least_to_greatest_worksheet.pdfIn PDF document text
- https://cdn.sqhk.co/notizejamebo/iykheXM/zekofivagex.pdfIn PDF document text
- https://ritajixudigozik.weebly.com/uploads/1/3/5/3/135345652/3045109.pdfIn PDF document text
- https://lewaxirilukuxod.weebly.com/uploads/1/3/0/8/130813115/6839358.pdfIn PDF document text
- https://bogigusojuvifu.weebly.com/uploads/1/3/4/3/134316749/rudenegiro-badazimufu-kekewisene-ramarekejev.pdfIn PDF document text
- https://cdn.sqhk.co/zezovajav/cVFhKuE/1010_puzzle_free.pdfIn PDF document text
- http://astrology-personal.online/impossible_quiz_2_answers_unblocked_gamesrj2f6.pdfIn PDF document text
- https://rovalexi.weebly.com/uploads/1/3/4/5/134598456/2904547.pdfIn PDF document text
- http://biomaniks.website/lidabotulifalisunakiglrchq.pdfIn PDF document text
- https://tenanetudoji.weebly.com/uploads/1/3/4/2/134266315/pugemewuwiwobav.pdfIn PDF document text
- https://cdn.sqhk.co/kalusoxat/ngiQjcl/hip_hop_coloring_book_east_coast.pdfIn PDF document text
- http://reduslim-buy.site/how_to_turn_on_honda_gcv160_power_washermdn6q.pdfIn PDF document text
- https://jogabaxeke.weebly.com/uploads/1/3/4/7/134704809/4591541.pdfIn PDF document text
- https://cdn.sqhk.co/vakolitakap/dgdlraq/fofetuzizumadex.pdfIn PDF document text
- https://getedizexagan.weebly.com/uploads/1/3/0/7/130740146/bojomebozozu.pdfIn PDF document text
- https://cdn.sqhk.co/virapazetif/h8hhvzp/jump_rope_hero_super_mario_odyssey.pdfIn PDF document text
- http://kukukoboda.22web.org/how_to_join_a_granny_square_blanket.pdfIn PDF document text
- http://badgesverified.com/idle_city_tycoon_apk4do2q.pdfIn PDF document text
- https://mifeweravu.weebly.com/uploads/1/3/0/8/130874314/munuxodowu.pdfIn PDF document text
- http://biniwitovo.mywebcommunity.org/baxijawufakivet.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://jofifabe.rf.gd/porofena.pdfIn PDF document text
- http://fowimifefezujo.myartsonline.com/kusupipewijuname.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010211.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10211 | 5220 bytes |
SHA-256: 09b30dc02a5b80699c51cc7d657c529ed8b1796f14dd0dc64d4575cf4ba5b65d |
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font_01_sfnt_off000113b2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113B2 | 11216 bytes |
SHA-256: b5393d192891386d006bd39d7f1355ccb08322f3b87876d05f2ac19bb7d664c5 |
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