MALICIOUS
194
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 and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://dugedepap.ru/wix?keyword=hrw+answer+key PDF link annotation
- http://sokegex.mywebcommunity.org/cantilne_de_sainte_eulalie.pdfIn PDF document text
- http://azorocheat6.xyz/how_to_be_a_construction_safety_inspectornhnmi.pdfIn PDF document text
- http://puzexijabin.mypressonline.com/how_to_read_apple_book_reviews.pdfIn PDF document text
- http://lavka-karamel.ru/1302351634prgfn.pdfIn PDF document text
- http://apelsins.space/idsa_guidelines_sinusitis_pediatricilnjf.pdfIn PDF document text
- http://boforotaje.mywebcommunity.org/les_miserables_stage_musical_script.pdfIn PDF document text
- http://amst-watch-v1.club/gojozudilopomolugadezub06gy.pdfIn PDF document text
- http://gekodejevotug.medianewsonline.com/journey_to_the_center_of_the_earth_2008_full_movie_in_hindi_dubbed_download_mp4moviez.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://c5c27394-2042-4749-9b39-d1c24dcbd9f0.filesusr.com/ugd/e9b987_8836f16759724084a1f14418f37fe009.pdf?index=trueIn PDF document text
- https://7ef5d8b8-74ac-4e0a-b0a0-fa61ca6462a8.filesusr.com/ugd/23e9be_b811ef9557cf449cbdff5e44cfee0461.pdf?index=trueIn PDF document text
- https://3176e400-c268-4dc0-8d69-08eae86937f8.filesusr.com/ugd/ea2f88_7f027ff4c7a247059721d0a0cd7626ca.pdf?index=trueIn PDF document text
- https://72858ab8-d36f-4bc2-b208-e5ec56e76d01.filesusr.com/ugd/3a4e0e_8c724181bfab4a7c84e086bf41148efb.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/xapidajovaji/60668024136.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e60ae554-76e7-4e73-a769-88de54968ded/xabugixejidumemubod.pdfIn PDF document text
- https://6205d428-d5dc-494e-bbc3-e2236f9d811e.filesusr.com/ugd/6885a6_5e51d36d093a4cf98e025606bb3d4801.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/fc7f23c3-8650-400f-a8f8-ecee56db00e9/53126894395.pdfIn PDF document text
- https://s3.amazonaws.com/tufitijinexu/kudixun.pdfIn PDF document text
- https://s3.amazonaws.com/suxuzubojut/65561515556.pdfIn PDF document text
- https://357b8bef-7330-4cfe-b31d-389db25c4d5a.filesusr.com/ugd/4c76bf_71014aa9cf954d2ba863c5764d0d1516.pdf?index=trueIn PDF document text
- https://47a25507-5c4f-4e73-9b7c-0c49514c8174.filesusr.com/ugd/e00bd3_daf1c0b4171942b1bd7328df9ae54b9f.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/7920da14-8afb-4dd8-a103-d3058e9add5e/how_to_pair_sena_intercom.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_off00011ef3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EF3 | 4868 bytes |
SHA-256: d82e576a2419eef0fdff37a7c4181df7ddd15a33cd53a8e47e8a04b63698384b |
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font_01_sfnt_off00012fa3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12FA3 | 12128 bytes |
SHA-256: 0eeef2052c3879b23d95667185a33709d418fdbf80c07ff19dc8006064a8f60c |
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