MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, many hosted on disposable domains, indicating a link farm or SEO manipulation scheme. ClamAV and ML classifiers identified this PDF as malicious, likely a phishing or trojan distribution attempt. The presence of external URIs and the overall structure suggest it's designed to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://midufefew.ru/award?keyword=basketball+agility+ladder+drills+pdf PDF link annotation
- https://cdn-cms.f-static.net/uploads/4391013/normal_600e303be8f55.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366043/normal_5fe6a76947c29.pdfIn PDF document text
- https://cdn.sqhk.co/kisasizaro/csigjek/42177173648.pdfIn PDF document text
- https://cdn.sqhk.co/nemoludajedu/gi5WWhg/zombie_hive_2._3_mod_apk.pdfIn PDF document text
- https://lukimozogu.weebly.com/uploads/1/3/4/6/134638062/gafemabi.pdfIn PDF document text
- https://cdn.sqhk.co/netimawifes/ihJo6P1/dubai_hotels_underwater.pdfIn PDF document text
- https://cdn.sqhk.co/tikikizeveni/aidiihh/26278988354.pdfIn PDF document text
- https://vejilete.weebly.com/uploads/1/3/5/3/135312445/8365396.pdfIn PDF document text
- https://lozibojugor.weebly.com/uploads/1/3/1/0/131069840/f82ce43d6.pdfIn PDF document text
- https://kumenesasewoton.weebly.com/uploads/1/3/4/7/134773405/zozotulumudupanez.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4449603/normal_5fd23ae523f51.pdfIn PDF document text
- https://cdn.sqhk.co/tititafoza/0hygcij/fm_radio_transmitter_cost.pdfIn PDF document text
- https://cdn.sqhk.co/mezomabesoki/DibjaA4/61915958814.pdfIn PDF document text
- https://kuwujuzavasikit.weebly.com/uploads/1/3/5/9/135985591/sapemuzadudej-zixipuwanawut-ferakotutiku.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://36d3fe4d-ce77-4ecd-ae21-04b42370c250.filesusr.com/ugd/871c54_155e379269bd479eb905a905aca182ee.pdf?index=trueIn PDF document text
- https://6b52f5a6-db44-4d3e-8337-ab33c729cb13.filesusr.com/ugd/f4de5e_632d7c48b4784dd2b6c2f3e7e4cc4455.pdf?index=trueIn PDF document text
- https://55d63786-14d6-44de-84d0-33f1fb383c44.filesusr.com/ugd/45fd81_537637cf73644435943634a51a0122e3.pdf?index=trueIn PDF document text
- https://1c437d0a-cccb-4a8a-93f1-39e0b5126915.filesusr.com/ugd/b91566_d73aed5e2ac5481a98913789f7e1a9e1.pdf?index=trueIn PDF document text
- https://e40da922-b0e4-44be-9878-2d4898ccab21.filesusr.com/ugd/3a38e0_401dad847c484aebb6f94f7d87394c5e.pdf?index=trueIn PDF document text
- https://b00f38ea-0d13-4519-ab0f-1253f0d03ca0.filesusr.com/ugd/289c5e_8040cf9cea9742e0a52a9f48d125f59d.pdf?index=trueIn PDF document text
- https://9a4203bb-6ff2-4ef1-9c63-3f113f84a884.filesusr.com/ugd/ea9bdf_ddb3e2108cf04a43a2c22f3fe9782a05.pdf?index=trueIn 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_off0001002c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1002C | 5564 bytes |
SHA-256: 56ec3f133df262e6cb2bf60b361b2e9a90a1b1d3c0375269161acc1ae39d6a51 |
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font_01_sfnt_off00011331.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11331 | 10872 bytes |
SHA-256: 453bb2b4d450d0d6e6a873575e84615c55ee3babeb6bf53b499c854ebadccd48 |
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