MALICIOUS
246
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. It uses brand-impersonation credential phishing. 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 0.9998
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://lesivemiseleji.weebly.com/uploads/1/3/1/3/131381961/juwoxuxamufife-natilavan-bazinarelan-fuwik.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://lozipotod.ru/strik?utm_term=how+much+transmission+fluid+2006+honda+civic PDF link annotation
- https://lesivemiseleji.weebly.com/uploads/1/3/1/3/131381961/juwoxuxamufife-natilavan-bazinarelan-fuwik.pdfIn PDF document text
- http://kurixuj.sportsontheweb.net/dedalivowamamadaxapep.pdfIn PDF document text
- http://xawegap.mywebcommunity.org/psc_bulletin_silver_jubilee_special_edition_download.pdfIn PDF document text
- http://sezejawi.mypressonline.com/8111598747.pdfIn PDF document text
- https://dibasipelop.weebly.com/uploads/1/3/0/7/130738559/dazozarovebakivu.pdfIn PDF document text
- http://fasekafalig.scienceontheweb.net/70711890205.pdfIn PDF document text
- https://fepobiwebefu.weebly.com/uploads/1/3/4/5/134592484/3387436.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://uploads.strikinglycdn.com/files/06394692-a5fb-49dc-817b-a6d4b94c0836/ocr_biology_a_level_past_papers_2019.pdfIn PDF document text
- https://a2fe464c-28d1-4db8-bb2d-552ad9bc2f4d.filesusr.com/ugd/941bb1_9130e742bf8b4983aafe2fa54d94149e.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/petubapizo/15336889092.pdfIn PDF document text
- https://9907981b-0bc7-4fd3-a434-169f7cdadf42.filesusr.com/ugd/575363_4fa194b0bce04ff38fe3bcc2b7044f18.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/27238e2b-0d89-4c12-8a56-6d2caf3efaf3/bose_companion_20_review_reddit.pdfIn PDF document text
- https://16e729f2-8c5c-4787-b670-14aeba6c5e03.filesusr.com/ugd/ac55e2_731f2b8f029f4baebd75b5436637943e.pdf?index=trueIn PDF document text
- http://vekemelegewimo.atwebpages.com/24979165305.pdfIn PDF document text
- https://77047a80-9f17-4504-a563-a097c25ca12e.filesusr.com/ugd/5c8b2f_0224a806e4644f699212560b92ed6066.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/3a06d129-dc8f-4746-b626-25e8bd23060f/kifuk.pdfIn PDF document text
- https://s3.amazonaws.com/varoximu/diferobaratuwifu.pdfIn PDF document text
- http://belibivizonojo.myartsonline.com/netupinajozidel.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e8ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8EA | 5568 bytes |
SHA-256: f2a77ca9f4925f6b96de79622c311cfc280a75c06dc548639396d7b392a2c804 |
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font_01_sfnt_off0000fbb9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBB9 | 10812 bytes |
SHA-256: 26c8d701f0ce82f5e0b255fb0fbbb1ac900e9f126e1deeba1bfad04eb7399127 |
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font_02_sfnt_off00011f27.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F27 | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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