MALICIOUS
246
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, specifically for credential phishing. It contains a link farm with numerous external URLs, many hosted on disposable domains, designed to redirect users to malicious content. The ClamAV detection and brand impersonation heuristic further support its classification as a phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://doruxajowivabog.weebly.com/uploads/1/3/4/8/134870444/bazimurubavabusofuwi.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://baarspo.ru/strik?utm_term=ok+driver%2527s+license+real+id PDF link annotation
- https://doruxajowivabog.weebly.com/uploads/1/3/4/8/134870444/bazimurubavabusofuwi.pdfIn PDF document text
- https://koxawikala.weebly.com/uploads/1/3/4/6/134643159/9443892.pdfIn PDF document text
- https://pazisurezufil.weebly.com/uploads/1/3/4/5/134594691/573c2a51.pdfIn PDF document text
- https://tumunuwixa.weebly.com/uploads/1/3/1/3/131384432/e8690.pdfIn PDF document text
- https://cdn.sqhk.co/jalizovi/RBn7PhZ/jevek.pdfIn PDF document text
- https://nukukenodaxuw.weebly.com/uploads/1/3/1/3/131384044/6e54d.pdfIn PDF document text
- https://gubelowilesatu.weebly.com/uploads/1/3/0/7/130739845/b4e32d52470.pdfIn PDF document text
- https://tavadubamik.weebly.com/uploads/1/3/4/4/134473349/riwojin.pdfIn PDF document text
- http://fosipuzo.mypressonline.com/last_child_in_the_woods_summary_by_chapter.pdfIn PDF document text
- https://cdn.sqhk.co/zovitamojim/jchifjh/10719360135.pdfIn PDF document text
- https://wafumaxa.weebly.com/uploads/1/3/5/4/135400811/6549771.pdfIn PDF document text
- https://cdn.sqhk.co/vorebilifi/gdhcJXS/flow_free_bridges_mod_apk.pdfIn PDF document text
- https://mamubata.weebly.com/uploads/1/3/4/5/134598765/lexokaruv.pdfIn PDF document text
- http://garanibukumom.scienceontheweb.net/tegugutaxunufanajijul.pdfIn PDF document text
- https://cdn.sqhk.co/bumogebiz/4ihExD4/hang_line_graphic_design.pdfIn PDF document text
- https://rusizatigaj.weebly.com/uploads/1/3/4/0/134041601/surifif.pdfIn PDF document text
- https://dataremidesop.weebly.com/uploads/1/3/4/6/134697992/153460.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://tuwutexo.onlinewebshop.net/xamedojupufufugilofik.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c8af0c35-8948-4a48-8068-fa7544375da5/how_to_cancel_lumin_subscription.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/60354646-8c57-425d-ad5a-d451318c53ea/geremab.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3fa8003b-dc94-42ff-8709-db2e72b5bb4f/lokade.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8d709be1-0593-4fbf-802e-4154dc8ed940/mastering_the_art_of_french_cooking_original_version.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d9ee4078-3e7c-4da9-b431-8bdf4f878da9/kindle_keyboard_case_with_light.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_off0000f4e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4E8 | 5116 bytes |
SHA-256: b54d5e1388c649e64fb3039c15afb7558936874270182db2975ae636bcb39964 |
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font_01_sfnt_off0001066a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1066A | 10944 bytes |
SHA-256: 1696cd2f598bec6b4516eaf2652a5bf7900733d87be023a609e1b20875a10e45 |
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