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 0.9995
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://xajibur.ru/award?keyword=banking+chronicle+may+2020+pdf PDF link annotation
- http://wivikaxebox.medianewsonline.com/ccnp_300_115_syllabus.pdfIn PDF document text
- http://jonebukusopovet.mygamesonline.org/campbell_biology_10th_edition_ting_vit.pdfIn PDF document text
- https://cdn.sqhk.co/dobajinorite/jLoyiat/72982440343.pdfIn PDF document text
- https://cdn.sqhk.co/nixivezez/jicjhiX/90739429331.pdfIn PDF document text
- http://bivoliku.mywebcommunity.org/gilinibipolesezagilew.pdfIn PDF document text
- https://cdn.sqhk.co/ketifoseja/cGmPhan/modern_mania_wrestling_tag_teams.pdfIn PDF document text
- https://cdn.sqhk.co/mepapogivoma/jdpiegy/95880807517.pdfIn PDF document text
- https://cdn.sqhk.co/reriwoduriju/a9gcQii/magic_rush_heroes_mod.pdfIn PDF document text
- https://cdn.sqhk.co/gifexajed/jdYWjge/lujeroveg.pdfIn PDF document text
- https://cdn.sqhk.co/xexanodu/1jjYpji/newitosid.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://5634f520-c25d-421d-ab67-3d94505d13cb.filesusr.com/ugd/1b85ab_7be01052d1a844cf8e761d4e46073587.pdf?index=trueIn PDF document text
- https://e61e9f85-32c5-4861-9fd4-b89109084c35.filesusr.com/ugd/2e4eb4_e4722190e9e14b64b227b771f50c53e7.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/96890167-5768-4225-a11c-3b79d05277f9/pemujalijal.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3a3c6d3d-0202-4b08-a9b6-037d133746f9/fibeled.pdfIn PDF document text
- https://156bb51f-0b62-477f-88ca-8620af00812b.filesusr.com/ugd/e3ff21_de70423a880142f1a1df3147d7bfa532.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/da0a5cca-a515-44df-a58f-8833e35dbe67/jirinimuxesadije.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e9bd1a87-0fb3-4fa3-be70-b7a5f3b16092/the_power_of_less_review.pdfIn PDF document text
- https://012a8781-80b6-4d33-8f63-56d56ef93f15.filesusr.com/ugd/6d3794_b959e1d811144aeeabe4235f92b330ab.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/7adca4e3-aa19-4d41-b164-dcd83e6e52c2/20106203561.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ed09f4d0-55ed-4631-9b8b-1e14b7a0c5c4/is_dr_sleep_a_sequel_to_the_book_or_movie.pdfIn PDF document text
- http://vunonam.atwebpages.com/xelor.pdfIn PDF document text
- http://buzumigasox.myartsonline.com/digital_vernier_caliper.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_off0000dde8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDE8 | 5880 bytes |
SHA-256: 572997cef5788b59cc433f60dabbc38c0cde1dea04674efb83634796b7c45ee5 |
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font_01_sfnt_off0000f1d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1D7 | 10780 bytes |
SHA-256: 74bb1f8d2fd782dead98480cbcd0d9eaa8d41e96208a854f24b407ac86f3e887 |
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