MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains a large number of external links, many hosted on disposable domains, suggesting a link farm or phishing operation. The presence of a 'utm_term' parameter in one of the URLs indicates an attempt to track user clicks, further supporting a malicious intent. ClamAV and ML classifiers also flagged this file as malicious, specifically as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://allytemp.ru/pbw?utm_term=glencoe+algebra+1+2014+textbook+pdf PDF link annotation
- https://vadukoku.weebly.com/uploads/1/3/4/7/134707593/gumawinowilidavariro.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4421614/normal_60064d9cde4e1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4416496/normal_5fd3cecbc75b9.pdfIn PDF document text
- https://xurufujes.weebly.com/uploads/1/3/4/8/134864067/relinibuwu_wevefemifobe_kovume_dedadowozesinuf.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380380/normal_6054fb9831547.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4469631/normal_600e217fce588.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4470540/normal_60082042b912b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4377931/normal_6032c65663737.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450890/normal_60125284398b4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4462374/normal_6049c85f7956a.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4531523/normal_6010caa0280ad.pdfIn PDF document text
- https://jojurofi.weebly.com/uploads/1/3/4/6/134666092/retabefosozedepino.pdfIn PDF document text
- https://sukuwakutas.weebly.com/uploads/1/3/4/6/134603616/dubureteginawew-kegozofaxe-pofemamoxowetov-mezurumuvu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4485935/normal_5fe6c98f41581.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4464077/normal_60067a08497ab.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4495387/normal_606025a39d1ba.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://gudikijuruf.pbworks.com/w/file/fetch/144479487/how_to_activate_autocad_with_keygen.pdfIn PDF document text
- http://kelivesas.pbworks.com/f/android_mods_stardew_valley.pdfIn PDF document text
- http://mepijewaj.pbworks.com/f/ffg_star_wars_rpg_talent_trees.pdfIn PDF document text
- http://kelivesas.pbworks.com/f/como_ler_livros_online.pdfIn PDF document text
- http://kelivesas.pbworks.com/w/file/fetch/144437811/what_can_horses_eat_in_minecraft.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/eda059b9-5976-4810-88c9-67b121f3dabd/kuvakin.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b35881a0-6d64-415f-802f-ead7d85f385a/31590757943.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6d37a6e0-45c4-4dd2-87b8-ad25f5d0b097/55624926630.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_off0000cb73.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB73 | 5860 bytes |
SHA-256: 07c72f1a8eadd8cd5bd4365cb12c17c79b41d38baf9ec6e396d71ae17e66b2b6 |
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font_01_sfnt_off0000df8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF8A | 9644 bytes |
SHA-256: 8544b889842700bded072185ab93a9d02d4c9cd508b813370fcff7afc56a4ccf |
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