MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was identified as malicious by multiple heuristics and an ML classifier, with ClamAV detecting it as a phishing trojan. It functions as a link farm, containing numerous external URIs that likely lead to malicious content or phishing sites. The document body is heavily obfuscated and appears to be generated content rather than user-readable text.
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://xajibur.ru/award?keyword=abolition+of+slavery+and+slave+trade+pdf PDF link annotation
- https://cdn.sqhk.co/jebozibiru/hIhbxDc/87956597194.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4414701/normal_602efb180de28.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4466146/normal_6054938ba7c22.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4453142/normal_5ffb76c5c7a89.pdfIn PDF document text
- https://cdn.sqhk.co/zinazejoras/vyFYheS/beyblade_burst_rivals_mod_apk_happymod.pdfIn PDF document text
- https://cdn.sqhk.co/busibelifiv/dxjcOje/parkour_flight_apkpure.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4448727/normal_605ca3ff629dd.pdfIn PDF document text
- https://cdn.sqhk.co/tijinujul/i7sidhi/venmo_paypal_apple_pay.pdfIn PDF document text
- https://cdn.sqhk.co/zafowavo/f9cqQyH/mini_golf_adventure_park_bonaire.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/215365e7-2b3c-4c26-a7ff-ae6edb12c0cd/ms_project_online_free_download.pdfIn PDF document text
- https://4eb83289-b313-4542-b68c-79a1d4783db4.filesusr.com/ugd/f6336d_64906985ca464c83b9cc0967e97f4a3e.pdf?index=trueIn PDF document text
- https://36622f5a-5a1b-41a5-aa98-965156e47ac2.filesusr.com/ugd/804ff6_978ff1b3b22a41199c2233a7f9be116a.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/34f6ebd4-f07f-421e-97a9-dd89a1b07718/vumizojamumimedani.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/beeee4a6-b631-4b61-b953-31818b2efc9d/18112015687.pdfIn PDF document text
- https://aa6d2f86-95e2-42cc-897e-6bbd71c3a116.filesusr.com/ugd/78daac_9fc4847ff6b74d04a239134b0ce691e0.pdf?index=trueIn PDF document text
- https://6e229dea-1f83-4be8-8cd3-388eabd4f5e3.filesusr.com/ugd/1cfe37_02ba817021344e9c853c2b25b03607d3.pdf?index=trueIn PDF document text
- https://113c517c-d7b0-4b36-99d7-6722bcb7ef36.filesusr.com/ugd/8e66a5_44de119b632243e8bf3993843fafcc7e.pdf?index=trueIn PDF document text
- https://777dd155-384c-4f1d-a337-8f27b94bb056.filesusr.com/ugd/1ecdae_edf8184aba114f0fb83bfb414a992435.pdf?index=trueIn PDF document text
- https://c779a0a5-5a96-4308-8c37-720837e0bdd2.filesusr.com/ugd/4f1d02_fa24855bd05343e48fe9128958611173.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_off0001289e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1289E | 5328 bytes |
SHA-256: f9a0e4f19da387de9edbba07f9b959dd60f81469fdb4562977c3448bb77e64d9 |
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font_01_sfnt_off00013ad8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13AD8 | 12252 bytes |
SHA-256: aa9a2739b43708d688d2d645531eddb092d4652ba7fd6c3fba6d630cc3bcf513 |
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