MALICIOUS
204
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF file contains numerous external links, with a prominent heuristic identifying it as a PDF link farm designed for SEO. One of the primary URLs, 'https://lozipotod.ru/strik?utm_term=what+is+the+army+problem+solving+process', is flagged as a redirector, suggesting a malicious intent to lead users to harmful content. The ML classifier and ClamAV detection strongly indicate maliciousness, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
Heuristics 7
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://lozipotod.ru/strik?utm_term=what+is+the+army+problem+solving+process PDF link annotation
- https://static.s123-cdn-static.com/uploads/4449605/normal_5feb35ebdb81b.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4393904/normal_5ff05c0a6be86.pdfIn PDF document text
- https://zexivavu.weebly.com/uploads/1/3/4/8/134872555/bogegef_rowulupejop.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4374366/normal_605c39f590fae.pdfIn PDF document text
- https://nuvarimo.weebly.com/uploads/1/3/1/3/131378817/nujurabiwavebapukob.pdfIn PDF document text
- https://latovadavubu.weebly.com/uploads/1/3/4/7/134716683/zidifuvone_zibumabapa_bamuzam.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4454973/normal_601cda65a4246.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4471474/normal_6061b4d398fbf.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4401694/normal_5fe469b979c9b.pdfIn PDF document text
- https://lonopenofof.weebly.com/uploads/1/3/4/8/134895818/ronesite_mapitu_bejowowefi_noseralebibon.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369138/normal_60544bd26fe93.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/5f22efea-1759-4892-afbc-9f1f40145d4e/2017_subaru_forester_factory_service_manual.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5a5efc7a-960a-41b2-bb6b-73b1e8b925bc/c_a_reference_manual_by_harbison_and_steele.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8894b07a-c708-4782-b30d-5dc394a1fa60/the_daniel_plan_textbook_login.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7dd7d215-fbc3-4130-834b-a746edb7c042/98977923565.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3460d074-0ff9-41ce-bed6-e8321c092702/83468113302.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2c890c78-d429-4a60-806b-ae51ade3b250/how_to_emp_proof_a_gun_safe.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bfdfd9f4-8942-408f-92a7-2fba58581b9b/52821600235.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/43e4e2b6-3e99-4498-848d-3191a95fe843/how_much_weight_can_you_lose_on_21_day_sugar_detox.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4fd7d0b8-c36a-4485-93eb-7c5429eb5756/fumefidajonurutigofiwak.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/16d37073-9659-4e54-9576-610070fceb46/how_do_i_fix_oe_error_on_my_lg_top_load_washer.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c12e217b-f418-4381-b178-0fce1a184f25/samavejiwutuk.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c312e19d-9cfb-49da-8d27-7df74d58ea84/does_hansel_and_gretel_die.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_off000111dc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x111DC | 5664 bytes |
SHA-256: f67c6f8c59461ad2523dd000b213af38b6fb2ad8daa7fbd1915e5276c0b30344 |
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font_01_sfnt_off0001250c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1250C | 11028 bytes |
SHA-256: ba9f1c135fc1ac30ab045f914377b5634af59ce13d1bacbfdb38a72e69403318 |
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