MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or phishing campaign. The primary malicious URL identified is https://baarspo.ru/strik, which is likely used to redirect users to a malicious site or download a payload. No scripts were extracted, but the PDF structure itself is indicative of a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://baarspo.ru/strik?utm_term=change+the+culture+change+the+game+chapter+summary PDF link annotation
- https://cdn-cms.f-static.net/uploads/4485005/normal_6055451ff2769.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4482012/normal_5fea2fda119f7.pdfIn PDF document text
- https://pinowutofabu.weebly.com/uploads/1/3/4/7/134763632/folavebumiz_safefulotoza_bobubavew_renegoza.pdfIn PDF document text
- https://cdn.sqhk.co/luwagoma/mhgLPYK/dogekumodux.pdfIn PDF document text
- https://cdn.sqhk.co/jezumasulej/hdgjifP/wwe_raw_results_grades_br.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4375503/normal_6018186ed5682.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4404976/normal_5fca4abf35070.pdfIn PDF document text
- https://guditeni.weebly.com/uploads/1/3/4/5/134529862/30b7d8.pdfIn PDF document text
- https://budamasut.weebly.com/uploads/1/3/4/9/134903336/dopafoviwadu.pdfIn PDF document text
- https://cdn.sqhk.co/zepaginu/Ij6eji6/90676117857.pdfIn PDF document text
- https://cdn.sqhk.co/letarezetap/CsaOhdD/77800013952.pdfIn PDF document text
- https://vapomawuwe.weebly.com/uploads/1/3/1/3/131398268/zibijusojitizoduraz.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://aa3bb5c3-2bd4-4791-9e2a-6e31d5009b04.filesusr.com/ugd/60e703_ef83f2f3211c40a4ad28ad391a8f98a3.pdf?index=trueIn PDF document text
- https://02bc4616-4eae-4b38-b2c9-0e654f754ee0.filesusr.com/ugd/069df5_edc07dab936144088e648a0abd03779c.pdf?index=trueIn PDF document text
- https://1ee34b3e-bfcb-4e25-b227-79ffd44eef10.filesusr.com/ugd/9d5096_17cec266b38f41619276ef12253ded8b.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/baposivarabuj/how_do_you_do_scientific_notation_on_a_calculator.pdfIn PDF document text
- https://s3.amazonaws.com/daniwodug/67392797853.pdfIn PDF document text
- https://s3.amazonaws.com/padosumifubobo/mudivinosifo.pdfIn PDF document text
- https://7a512b58-7189-4bc4-8343-f643fa9054c9.filesusr.com/ugd/1e52da_f9a0a45c56474aa8bc8b4bf240f1f319.pdf?index=trueIn PDF document text
- https://18e7ef82-5c75-44fe-ae22-4c356c2c9ce0.filesusr.com/ugd/749e61_ce5ecfc80af8480280374a6089466e59.pdf?index=trueIn PDF document text
- https://8137cd1e-393d-4948-8193-eca935452849.filesusr.com/ugd/756799_9c0e415ff43941a596b34bfc65bfa4e1.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_off0001020d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1020D | 5352 bytes |
SHA-256: 9d796e0a8759a275916b11c58608fb20e5757beb8fc3e8ec96585e4e3c3c23ac |
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font_01_sfnt_off0001141f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1141F | 10820 bytes |
SHA-256: 404493fc21be6d6eaf62a2a7a1e6bb0f0292ea194a076432763ddc3195dc3654 |
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