MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, with a significant portion pointing to disposable hosting and exhibiting characteristics of a link farm. One prominent URL, 'https://seumenha.ru/123?utm_term=direct+debit+request+form+template', is associated with a direct debit request form template lure. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://seumenha.ru/123?utm_term=direct+debit+request+form+template PDF link annotation
- https://cdn-cms.f-static.net/uploads/4495392/normal_6040164294ceb.pdfIn PDF document text
- https://gupuletafajural.weebly.com/uploads/1/3/0/7/130776102/gujegonariba_doretarugix_disilivalurek_rutogibonojup.pdfIn PDF document text
- https://puxajibixitukus.weebly.com/uploads/1/3/4/4/134457664/zuxinoverot_nilezelopi.pdfIn PDF document text
- https://wimafepe.weebly.com/uploads/1/3/5/3/135326366/vefijisuv.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4388293/normal_5fdc350b7c93e.pdfIn PDF document text
- https://togoritireso.weebly.com/uploads/1/3/4/6/134619717/9950423.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4463785/normal_5ff089cb75128.pdfIn PDF document text
- https://weratirotiset.weebly.com/uploads/1/3/4/3/134322017/guxexeruzalumi.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4419452/normal_6016628fb988d.pdfIn PDF document text
- https://pabelazulutibus.weebly.com/uploads/1/3/1/0/131070827/3565305.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417024/normal_60277c8873285.pdfIn PDF document text
- https://mowewudogib.weebly.com/uploads/1/3/5/3/135310369/92ce3348e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4449771/normal_6053f0ce89e86.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/44f0f8dc-78a0-4b5b-99de-2668be3b3a34/wavevubijabumewagujofaxa.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/90c1bb3c-01a3-4bf3-8bd4-317c74c47e60/jumping_the_broom_tradition.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3f2f24c2-61de-407d-9945-0adb56c24fb1/silurilajeje.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4df90555-594b-42cf-8a5e-a7b124aa5238/how_do_you_know_when_to_pick_beets.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6acebfe0-4d1f-40cf-82a6-04f3e6574581/barrons_sat_math_2_13th_edition.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/efe9c192-b853-4562-9848-7e6dda247ae5/keluwurixekabu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c2f43086-deb6-4caf-9e2b-5488f3ec3e60/how_to_use_igora_expert_mousse.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_off0000d21f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD21F | 5564 bytes |
SHA-256: 97b5e928bd517dd0f9404e117b3b3f5f5b1f5836d1e0e98e974c2b66a3935f6a |
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font_01_sfnt_off0000e4f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4F1 | 10640 bytes |
SHA-256: fa2bf6e0a0dcae96f1d7e0dd6fa90fe6df93832d5781558d35f8c8321f8ca260 |
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