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 0.9994
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://crophysi.ru/award?keyword=robotic+arm+tutorial+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4419195/normal_6051b57b31eae.pdfIn PDF document text
- https://cdn.sqhk.co/gidagolusi/jgfnTA7/sobuga.pdfIn PDF document text
- https://cdn.sqhk.co/rebabafa/VJiahaA/81178672431.pdfIn PDF document text
- https://cdn.sqhk.co/sovajepuxe/ghmidia/crown_dsi_2000_service_manual.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4449990/normal_5ffab9a183260.pdfIn PDF document text
- https://cdn.sqhk.co/kawaniroti/fjd4icm/hack_game_stickman_the_flash.pdfIn PDF document text
- https://cdn.sqhk.co/nobixapo/cDGgdGR/social_detective_book.pdfIn PDF document text
- https://cdn.sqhk.co/sisadenev/jdjhgfp/online_metal_radio_stations_uk.pdfIn PDF document text
- https://cdn.sqhk.co/modajili/0Bqx1cV/bulepaforexaledegox.pdfIn PDF document text
- https://cdn.sqhk.co/beratinuga/cTuid2C/robots_war_of_the_worlds.pdfIn PDF document text
- https://cdn.sqhk.co/fagevibe/S5Nhaqf/gogozagilagopozeboxem.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4469643/normal_6022a69ca7a28.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://67258aaf-84c5-4a88-bfd2-1aa7ddb6c27a.filesusr.com/ugd/850f07_47e4c1022a434d8bbde9360dfa46e46b.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/xarojapi/arteriovenous_malformation_stroke_journal.pdfIn PDF document text
- https://b2fc43c4-60ab-4dc1-a1c8-84833fda4e2a.filesusr.com/ugd/37321e_e34adb3b0dcd4356bbeb23f69fef177a.pdf?index=trueIn PDF document text
- https://cd753cf5-d90a-4073-9c55-931a76e81761.filesusr.com/ugd/8826df_80606cce5cc443d1939d307c85720094.pdf?index=trueIn PDF document text
- https://33edd578-4186-4695-89f3-f56a5a23fc53.filesusr.com/ugd/f17c08_39073bc7a0374859ae0c46dc272ac400.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/tobaziw/adobe_photoshop_cs5_offline_installer_free.pdfIn PDF document text
- https://73c25812-7308-4b32-b985-10e2a25710ca.filesusr.com/ugd/5b604d_5cd2fe6a73184deb9ca21e42703d4b02.pdf?index=trueIn PDF document text
- https://e6f9d1db-9bad-45ba-a188-0e8e378e8087.filesusr.com/ugd/99b222_462f050ac6084fb7afad7f2b20b70b06.pdf?index=trueIn PDF document text
- https://6baea7ca-81e4-4a11-8410-716433a99462.filesusr.com/ugd/764aaa_fa5bbe72fa2040fa99fd6eaa629faeae.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/rekawexuretowo/bahubali_2_movie_in_telugu_songs.pdfIn PDF document text
- https://s3.amazonaws.com/varolexexus/bitexerekoj.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_off000110cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110CD | 5268 bytes |
SHA-256: 7c9ff40e0272661cd4bcbe92807a8b244462e304ffd7ec67d60ff4dc44fb55c4 |
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font_01_sfnt_off000122a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122A3 | 11728 bytes |
SHA-256: 2fb55be94fec79dba4e4a6bb1e6e8e99233f71a96f963c5771097adfc76d8e60 |
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