MALICIOUS
246
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged as malicious by a machine learning classifier and ClamAV, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm designed to obscure the ultimate destination. One critical heuristic identified a brand-impersonation credential phishing lure, specifically impersonating 'Target', with an action link pointing to a redirector. The embedded URLs and the nature of the heuristics strongly suggest this document is part of a phishing campaign or a distribution mechanism for further malicious content.
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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Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://zaxonoso.weebly.com/uploads/1/3/1/3/131381259/kukalometogikebanemo.pdf.
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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://bologen.ru/wix?keyword=ap+statistics+chapter+1+free+response+practice+test+answers PDF link annotation
- https://cdn-cms.f-static.net/uploads/4454300/normal_600aeecabf9c7.pdfIn PDF document text
- http://rubeatyshop.xyz/46232410819tbhzg.pdfIn PDF document text
- https://zaxonoso.weebly.com/uploads/1/3/1/3/131381259/kukalometogikebanemo.pdfIn PDF document text
- http://pogadai.xyz/break_even_analysis_example_problems_solutionsaihgu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4464869/normal_602785d7e60b6.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4379045/normal_5fcbc2cb3699c.pdfIn PDF document text
- https://dolojimopa.weebly.com/uploads/1/3/4/8/134887070/9217928.pdfIn PDF document text
- https://jotitotibewava.weebly.com/uploads/1/3/1/3/131383271/pipimadugegig-sudusemi-wutemuvatiwenif.pdfIn PDF document text
- https://nosuzodudoj.weebly.com/uploads/1/3/4/5/134588086/ed9cc630b05d5c0.pdfIn PDF document text
- https://nopeludaseji.weebly.com/uploads/1/3/3/9/133986928/5081197.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4498376/normal_5fe627f6584a5.pdfIn PDF document text
- http://carbackseat.site/kalaterifitarizepuwadiqt41e.pdfIn PDF document text
- http://baltika-trans.ru/693867460356nfj0.pdfIn PDF document text
- https://mobejameraxoluv.weebly.com/uploads/1/3/5/3/135316129/mozedej_ligesuporuv_laredo_golika.pdfIn PDF document text
- https://notetezowinebax.weebly.com/uploads/1/3/6/0/136019470/8078597.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://zewebuguv.epizy.com/bidober.pdfIn PDF document text
- http://tamakibegotilo.epizy.com/prema_adhei_akhyara_odia_all_song.pdfIn PDF document text
- http://ludodugadigepez.rf.gd/nutritional_labelling_guidelines_uk.pdfIn PDF document text
- http://kejinimijenemav.epizy.com/vezenewumisagafirofuride.pdfIn PDF document text
- http://tojuributesef.epizy.com/zisagawerekakebi.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_off00010d01.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D01 | 5204 bytes |
SHA-256: 197c87872e371a58e547143cb681bb53f7824d126151d87ed7854667ba764308 |
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font_01_sfnt_off00011ecc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11ECC | 11156 bytes |
SHA-256: acab16c8a47ca3f9f72ef6f5d93818e55022e9cc37126fbc92c03810b8637770 |
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