MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a significant number of external links, identified as a link farm, suggesting a phishing or SEO manipulation tactic. The ClamAV detection and ML classifier strongly indicate malicious intent. While no scripts were explicitly extracted, the PDF structure and embedded URLs point towards a malicious document, likely delivered via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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/award?keyword=house+of+night+otherworld+books+in+order PDF link annotation
- https://cdn.sqhk.co/zisuxemop/18f8tzn/hitmonlee_evolution_sword_and_shield.pdfIn PDF document text
- http://onsideball.info/duritulafizesovnly1x.pdfIn PDF document text
- http://birapemotafew.mygamesonline.org/wulati.pdfIn PDF document text
- http://mx50off.pro/quadratic_equation_practice_with_answers704k6.pdfIn PDF document text
- https://kokilanoru.weebly.com/uploads/1/3/4/0/134012510/tabamanexirasoxak.pdfIn PDF document text
- https://xikalevu.weebly.com/uploads/1/3/4/3/134319979/wugibikomajumor-jilijutuziz-mirixuzuxag.pdfIn PDF document text
- http://predouche.xyz/line_dance_step_sheet_miss_congenialityfszcw.pdfIn PDF document text
- https://nojefawagalubab.weebly.com/uploads/1/3/4/2/134266261/a1c01a.pdfIn PDF document text
- https://dufibivi.weebly.com/uploads/1/3/5/3/135346242/5749739.pdfIn PDF document text
- https://cdn.sqhk.co/rolileduvof/hiie6hj/football_manager_2015_apk_download.pdfIn PDF document text
- http://shoop-fo.ru/10910962866i7c46.pdfIn PDF document text
- https://cdn.sqhk.co/xarozowuzosa/5widip2/ginexofifoporuko.pdfIn PDF document text
- https://mumilupoj.weebly.com/uploads/1/3/5/3/135351188/javunuzuwaroxolugeti.pdfIn PDF document text
- http://fb-ig-violation.com/7391337514028z5o.pdfIn PDF document text
- https://cdn.sqhk.co/zodozane/bhgibHq/father_sons_clothing_contact_number.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://153f2bed-3501-4ec5-9468-ed1987511f6d.filesusr.com/ugd/f67134_e7070089389e481eb39c72c22e588dec.pdf?index=trueIn PDF document text
- https://69a21580-3c80-4f81-8097-1ec0bc18215d.filesusr.com/ugd/bd7df1_313be9b5d4024b18963f68bfb26ba470.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/cfced369-2c3d-431e-9cc5-9c32ad65e7e5/the_entertainer_personality_type_careers.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/219eb480-ed44-405e-8c9b-4cf299d8589f/47785307336.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6b025a70-8cf8-4221-8c66-0d71c5105475/62043365753.pdfIn PDF document text
- http://gutekuretejapoj.onlinewebshop.net/we_will_jingle_lyrics.pdfIn PDF document text
- https://76ed6b59-b034-43ac-b949-e1c08f76e3cb.filesusr.com/ugd/ee6100_e73121c7a9ea44749be405002886f6ae.pdf?index=trueIn PDF document text
- https://11ca5eb4-0abe-4d5d-8073-3f36f6088e80.filesusr.com/ugd/8b62d8_6db872419ee94597a702b707e27969cc.pdf?index=trueIn PDF document text
- http://samajusinifako.atwebpages.com/90645528442.pdfIn PDF document text
- https://6c8027e1-9878-41b3-a9ef-32ba2b6bcd02.filesusr.com/ugd/185811_f3442e4813d045d585a7835731866819.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_off00012820.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12820 | 5216 bytes |
SHA-256: 87b9f2da8e38ae549505393dba2695222041e3a2095d8b7403e5c76a6d743f03 |
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font_01_sfnt_off000139e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x139E7 | 10608 bytes |
SHA-256: 44e79d524ebcfb3d82325044952aa47d48ea81edb9a753af69fdaa35dae79cf9 |
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