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 pointing to disposable domains, indicating a link farm or SEO manipulation tactic. ClamAV and ML heuristics flagged the PDF as malicious, specifically as a phishing or trojan. The embedded URLs and the nature of the heuristics suggest the document is intended to lead users to potentially harmful content or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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://oniceh.ru/pbw?utm_term=sea+of+monsters+chapter+11+summary PDF link annotation
- https://mafupalitofix.weebly.com/uploads/1/3/4/0/134042392/butusezijetobetaso.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4385631/normal_5fd8a0b2c94a1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4485704/normal_606254129e7f1.pdfIn PDF document text
- https://sibabaku.weebly.com/uploads/1/3/0/7/130739132/tikedaxijenijupebe.pdfIn PDF document text
- https://sijaxidav.weebly.com/uploads/1/3/4/4/134499987/2465597.pdfIn PDF document text
- https://fidexirubopuzer.weebly.com/uploads/1/3/2/8/132815065/4488828.pdfIn PDF document text
- https://vowomupow.weebly.com/uploads/1/3/4/8/134846305/5654548.pdfIn PDF document text
- https://fefugenaxidoseb.weebly.com/uploads/1/3/1/3/131380158/99ef249.pdfIn PDF document text
- https://vewejefimubi.weebly.com/uploads/1/3/4/1/134108794/4023777.pdfIn PDF document text
- https://dugesadodi.weebly.com/uploads/1/3/1/1/131164249/8879217.pdfIn PDF document text
- https://dulijijinigukal.weebly.com/uploads/1/3/5/2/135297200/8502842.pdfIn PDF document text
- https://tulapubilogu.weebly.com/uploads/1/3/4/8/134881906/jibij.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4412403/normal_6050264fe711c.pdfIn PDF document text
- https://wisetigu.weebly.com/uploads/1/3/4/3/134357320/ruxozerolot-mavuwel-xawununad.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4529977/normal_603a0e922ea17.pdfIn PDF document text
- https://repotadidutu.weebly.com/uploads/1/3/4/3/134310826/ee261a972484.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4417408/normal_60baadd510d7b.pdfIn PDF document text
- https://fobezirovopar.weebly.com/uploads/1/3/4/6/134681670/dutuwexejalep-wetawapojov-wiligijotak.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://uploads.strikinglycdn.com/files/a49a8d38-da22-4f63-a5c6-2602fa913746/bavelarabagazanaxilusizer.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/592fb3a0-eeac-4f3d-9d10-49bc7a2bdbf1/80225060918.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/54da2e45-df77-488f-8cb2-77d34adfec93/lebetesabopunimomadug.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6dab6f7f-0c8a-48a1-b367-b107d9791204/world_history_final_exam_study_guide_answers_2018.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f050.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF050 | 5316 bytes |
SHA-256: f1f1382bd64b94868503bcf43f1f0ee7b984113070b3133348715af2d807d4a7 |
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font_01_sfnt_off00010237.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10237 | 10480 bytes |
SHA-256: a741da538e5d109c28be915c989dc7be754328e15b9c33b9cae11832f9102320 |
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font_02_sfnt_off0001261d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1261D | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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