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 0.9998
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://kuzutuzo.ru/strik?utm_term=james+patterson+new+releases+2018 PDF link annotation
- http://pressit.space/satuxubuvotomowkap0.pdfIn PDF document text
- http://solapp.xyz/adobe_creative_cloud_photoshop_cc_gratissrg4n.pdfIn PDF document text
- https://sakavikonur.weebly.com/uploads/1/3/4/8/134854141/2aca60e3a428b.pdfIn PDF document text
- https://tanibabinilez.weebly.com/uploads/1/3/4/0/134018029/jetatirilaxoko.pdfIn PDF document text
- http://itravelgr.com/98664574739cedjd.pdfIn PDF document text
- https://vigekajabaka.weebly.com/uploads/1/3/4/7/134708837/jazewimadubem.pdfIn PDF document text
- http://zespodsvetkoy.site/jerorugeruwawujowe2kv1r.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://46a1ac71-481d-4a85-b709-d40f3a189542.filesusr.com/ugd/143c98_25f5af4969aa4cc8bbe9fb6b80431ab0.pdf?index=trueIn PDF document text
- https://587b455d-cc79-4428-8e80-a8b75ce23bca.filesusr.com/ugd/021ec8_6b185919519047bbaf41e4da83d9bd90.pdf?index=trueIn PDF document text
- https://f421159b-d329-41e8-bc42-072bc93e4c50.filesusr.com/ugd/65d6f7_d68880dc9251420e9d3322c1276d0e5e.pdf?index=trueIn PDF document text
- https://92e0cadd-ca3c-497d-ba7d-1aece6ee6da0.filesusr.com/ugd/008e52_6913812e521044d7b66d3a26d410614e.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/50078797-617c-4b01-afb7-b14349086fce/fovaparuxek.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d87a67fe-4814-4488-a6d9-0e79a0fbfaca/gugipidilatiganutekuxe.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0e50706c-c5cc-4f8e-a776-e15dc38a8283/wumerasowodotewibediliki.pdfIn PDF document text
- https://d992f69e-bc5b-430a-92d7-abfd66d0380b.filesusr.com/ugd/6f7357_add32d8a180b47239bc755ee0916c050.pdf?index=trueIn PDF document text
- https://22449060-8e30-4723-8828-967625cce342.filesusr.com/ugd/eddc50_16c4f756f4b6463395713d93357a2904.pdf?index=trueIn PDF document text
- https://4454cc88-256b-48ad-9013-c0414c72072d.filesusr.com/ugd/67e251_5368ba5d580543658299a185cf13e7bb.pdf?index=trueIn PDF document text
- https://f730d15c-1921-46d2-b6d4-288333e40990.filesusr.com/ugd/e2c223_966d54773b4c4f28917b16692c7d24d1.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_off000111f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x111F0 | 5564 bytes |
SHA-256: 1e7263a2edab1b5d5b49f18c95ca1497a2ef1b1cdded7ba5478c0479ba86e738 |
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font_01_sfnt_off000124de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x124DE | 11536 bytes |
SHA-256: 9db930b40a46c953d4b931863b8fc6d480cd14d69f89d050948d35e5ffd76d88 |
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