MALICIOUS
186
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. 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 0.9957
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://jacksth.ru/strik?utm_term=gandhi+autobiography+book PDF link annotation
- https://cdn.sqhk.co/rogevuzazi/aKjwmxX/trafalgar_senate_polls_south_carolina.pdfIn PDF document text
- https://cdn.sqhk.co/surudije/jiiHgdV/ramanejevuzisopogadekalid.pdfIn PDF document text
- https://cdn.sqhk.co/tatakakuwito/BidN1w9/49825415135.pdfIn PDF document text
- https://cdn.sqhk.co/tuwetebep/wjeJZqR/gomaronup.pdfIn PDF document text
- https://cdn.sqhk.co/juvexafi/jiPOXB7/ladedosonopiz.pdfIn PDF document text
- https://cdn.sqhk.co/suwuwewazaka/b04415W/fefipofogikopigiwumofo.pdfIn PDF document text
- https://cdn.sqhk.co/nurijodefa/oxmjfKL/action_adventure_hollywood_movies_2015.pdfIn PDF document text
- https://cdn.sqhk.co/dedogupazib/ikLhbjd/world_cup_2022_schedule.pdfIn PDF document text
- https://zoxopabetil.weebly.com/uploads/1/3/1/1/131163737/e0f3a3cc354c803.pdfIn PDF document text
- https://kosipomorogimel.weebly.com/uploads/1/3/4/3/134307263/638d1eb82d3.pdfIn PDF document text
- https://cdn.sqhk.co/koletexun/2ohJgcB/85516926050.pdfIn PDF document text
- https://wiwusazefaxowo.weebly.com/uploads/1/3/4/4/134457051/a28511ad2c0.pdfIn PDF document text
- https://lunokebu.weebly.com/uploads/1/3/4/6/134648327/wuzewulewifuki.pdfIn PDF document text
- https://cdn.sqhk.co/jaxabofapuw/NjiKQhf/26281705250.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://16dc6c2a-32e3-4a69-9eea-5b59d93654f8.filesusr.com/ugd/176c29_0aa7267594354dcb99aa4185f17c32c1.pdf?index=trueIn PDF document text
- https://b634734f-67aa-4edc-9b69-dcf7610e4690.filesusr.com/ugd/c86859_7e94ec8771c64f35a1ffbe6e6887139f.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/tumasun/58962216012.pdfIn PDF document text
- https://4253c66a-660d-4c83-b31d-f715833d547b.filesusr.com/ugd/d9e9a0_daf7d428257a4f0d91d67ecdb7808dd1.pdf?index=trueIn PDF document text
- https://64b67c6e-fbbd-4787-add8-9ed3e274c95c.filesusr.com/ugd/eb6612_327f44c842794e229d3afc9c7798790e.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/vudivuzakal/fipetajajif.pdfIn PDF document text
- https://2080fafa-2491-4ac3-8118-a138f33bff34.filesusr.com/ugd/822ecd_cd7cdc4dacb44aeab908a84815d7cce6.pdf?index=trueIn PDF document text
- https://3c4962d9-41f7-4f14-8396-dad57cc8de20.filesusr.com/ugd/a2de88_7a15e69060ba43ba9775dce7e0fe699f.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/jepavilutabilel/21760596947.pdfIn PDF document text
- https://s3.amazonaws.com/xokebore/zudujurugolewaluritinanug.pdfIn PDF document text
- https://64e18f06-8a0e-4dc1-8427-9dd81b4bff36.filesusr.com/ugd/baa514_72a8d945782c41ce9011182658b6ab10.pdf?index=trueIn PDF document text
- https://dda5c79a-a75d-44d9-a006-48dec3bfe172.filesusr.com/ugd/115d6e_0f892c90b7fd43c48b7f39a9e8bd5fcb.pdf?index=trueIn PDF document text
- https://c3f0ce02-b953-40d9-b94a-e38a054f9a35.filesusr.com/ugd/7afb62_1251f0fbde4748b49191bc4efbdf3e91.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/nonipesikiri/detinoxojajigizojutudox.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_off0001083a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1083A | 5348 bytes |
SHA-256: c9d05cab965396d7125f2768b955e4912ef59ebba249cf53e281a12171f549b5 |
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font_01_sfnt_off00011a65.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A65 | 11608 bytes |
SHA-256: 38c2d7302019e9b7b2c748a3aa78045c12dc115ebc48330375e50095f3f9d3b4 |
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