MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a large number of external links, identified as a link farm. The primary URL, https://xajibur.ru/strik?utm_term=how+to+program+apex+tv+remote, suggests a lure related to programming a TV remote, potentially to trick users into visiting malicious sites. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://xajibur.ru/strik?utm_term=how+to+program+apex+tv+remote PDF link annotation
- https://cdn-cms.f-static.net/uploads/4490272/normal_5fd60f1e1a22e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366000/normal_6066f2875b078.pdfIn PDF document text
- https://masagefila.weebly.com/uploads/1/3/4/5/134505888/5289563.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4390097/normal_6065544ac7084.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403560/normal_5fda64f55e8c9.pdfIn PDF document text
- https://lufuneliza.weebly.com/uploads/1/3/2/6/132682735/9831866.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4421336/normal_601b31bdcf44d.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4489050/normal_6019ac20736f2.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4474727/normal_603b88d9df536.pdfIn PDF document text
- https://pepadamive.weebly.com/uploads/1/3/4/4/134468065/4055000.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4468255/normal_601e124cce344.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408478/normal_6057e6057da4b.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4454043/normal_5fc7d7e241fb8.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4379371/normal_60378155880f8.pdfIn PDF document text
- https://liloxowilobo.weebly.com/uploads/1/3/4/2/134265539/4805728.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4501509/normal_5ff5f041a322f.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://63995da9-74be-4895-8497-a4fa53c9845d.filesusr.com/ugd/788c84_261ad91bebb54d09ae14f50614f4799e.pdf?index=trueIn PDF document text
- https://cc0b58a5-7bf4-4b41-9cd7-d9bc0cd2cc6f.filesusr.com/ugd/6dc98b_5b01697c089e4c28ad3e4a9601c5604b.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/miledu/amelia_bedelia_story_to_read.pdfIn PDF document text
- https://b634734f-67aa-4edc-9b69-dcf7610e4690.filesusr.com/ugd/c86859_0e63bb323cd44473bd3df849ee53e55c.pdf?index=trueIn PDF document text
- https://a12a05ab-6462-4855-b086-b0a2a961d6d8.filesusr.com/ugd/2c76f4_3b51a7bfa17743bda1e0da3d49561ed7.pdf?index=trueIn PDF document text
- https://cdd249b8-77b1-4a94-b024-8995efe4d959.filesusr.com/ugd/d394ff_b63befaa8a3c4e7b8001430ea7502005.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/fuwenoxuzasila/the_game_1997_movie_hindi_dubbed_download.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_off0000dd10.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD10 | 4744 bytes |
SHA-256: 1e22aa419fd891334eed2f29c960af7f82b73da7c2ea14753c00019430ef7ff5 |
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font_01_sfnt_off0000ed40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED40 | 9688 bytes |
SHA-256: fd976d3e882023808ac5e659d21fcbc7e6eea18c74eeede67a72b5229ab33e2c |
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font_02_sfnt_off00010e65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E65 | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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