MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
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 0.9997
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://pelibifir.ru/award?keyword=ielts+speaking+cue+card+2020+pdf+with+answers PDF link annotation
- http://tekeriset.iblogger.org/23022742633.pdfIn PDF document text
- https://cdn.sqhk.co/nakunadubux/hbiiiaX/grand_theft_auto_vice_city_remastered_download.pdfIn PDF document text
- https://cdn.sqhk.co/wuzomowa/16jbKie/t20_blast_crowds.pdfIn PDF document text
- https://cdn.sqhk.co/fugovigul/jaAqihQ/find_friends_on_twitter.pdfIn PDF document text
- https://cdn.sqhk.co/fujalapevame/bTjeUij/download_game_hungry_dragon_mod_money.pdfIn PDF document text
- https://cdn.sqhk.co/xuluriwu/taeTjj5/uefa_champions_league_2020_table.pdfIn PDF document text
- https://cdn.sqhk.co/bedogipaxog/icEyFj5/castaways_campground_oc.pdfIn PDF document text
- https://cdn.sqhk.co/dolafita/feij83W/daborowofijiguw.pdfIn PDF document text
- http://lorowivo.22web.org/exhibition_space_design.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/vifusupegiza/portable_dvd_player_reviews_consumer_reports.pdfIn PDF document text
- https://s3.amazonaws.com/lijopavexanuse/sopimebapaw.pdfIn PDF document text
- https://s3.amazonaws.com/fasomusogapovi/9132863463.pdfIn PDF document text
- https://s3.amazonaws.com/juzewojavomofew/murataxitewatigemasadu.pdfIn PDF document text
- http://fizidegomo.epizy.com/99392179891.pdfIn PDF document text
- https://6200e599-3f2f-4e3e-ab45-e6977ed7e777.filesusr.com/ugd/f8de3e_c9f00d9ebff84d7b8f331749ee5c972d.pdf?index=trueIn PDF document text
- http://lavaraf.epizy.com/77023844560.pdfIn PDF document text
- https://f1cb2ec4-a82d-4768-8a06-5236a2db220e.filesusr.com/ugd/a2e20a_3148837909b24acda3854bfa672b125b.pdf?index=trueIn PDF document text
- https://9610c43f-1b2a-4a8a-b660-75aaf3908198.filesusr.com/ugd/286fb8_d2df6f1996e94fa9926c8a6a5a86a019.pdf?index=trueIn PDF document text
- https://6f12065f-c45d-410c-b048-6ec23fb2b810.filesusr.com/ugd/02ccf7_94bffa018bc144e29d062bc7fdbf826c.pdf?index=trueIn PDF document text
- https://2e03c77f-99cc-4591-9807-54d8d49c9ce6.filesusr.com/ugd/759733_a713b155dd764d1cb3f9270cce0096b8.pdf?index=trueIn 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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ee2e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE2E | 5784 bytes |
SHA-256: 4fa2f80bd72260bec1b1b1a2969a5c7c07b3012169394e37eb7c4405d9ac5c1a |
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font_01_sfnt_off000101ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101EA | 9036 bytes |
SHA-256: b90e691826d1c18c294f53e2968dea96602de8c4d9a6ba567c9c94a3bc2b2f2c |
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font_02_sfnt_off0001142f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1142F | 10660 bytes |
SHA-256: cf4db90a0470eefc901d2644b54f1f4a935341cc8f5f002280b9bdcd988ac7fa |
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