MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains multiple external links, with one specifically identified as a lure for downloading software ('ccleaner for pc windows 8. 1 free'). The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of using disposable hosting for numerous links, suggesting a phishing or malware distribution scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or delivering a payload.
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 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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://soxebez.ru/123?utm_term=ccleaner+for+pc+windows+8.+1+free PDF link annotation
- https://cdn.sqhk.co/sabiwizi/ZMFhcw7/mejep.pdfIn PDF document text
- https://cdn.sqhk.co/mojupesonon/hbjbnGu/nilobu.pdfIn PDF document text
- https://cdn.sqhk.co/jabosuve/jfheqoJ/napakogeto.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4421354/normal_5feb4f15e8cb5.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4481406/normal_600ae8655e2a4.pdfIn PDF document text
- https://cdn.sqhk.co/jalinutaxos/eZGiaij/15314605316.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4468255/normal_6011651100260.pdfIn PDF document text
- https://tepidupelagoxu.weebly.com/uploads/1/3/4/4/134472529/4dbc30173c28d.pdfIn PDF document text
- http://patavitukazinaz.iblogger.org/rofomapul.pdfIn PDF document text
- https://cdn.sqhk.co/penomufepuk/1jjanid/online_marketing_strategy_sample.pdfIn PDF document text
- https://tilijaxak.weebly.com/uploads/1/3/1/3/131381787/5053139.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://19aaccd0-9772-41b6-85c4-be118606641a.filesusr.com/ugd/a12125_b630541949b94bec82dfdee576171b62.pdf?index=trueIn PDF document text
- http://vunaduwijumuz.epizy.com/cyberpunk_red_jumpstart_kit_world_book.pdfIn PDF document text
- http://sivojosifa.epizy.com/wimekijoraxib.pdfIn PDF document text
- https://s3.amazonaws.com/vasofirida/15227175427.pdfIn PDF document text
- http://sejineje.epizy.com/lawogimenuxoki.pdfIn PDF document text
- https://s3.amazonaws.com/xajowu/80996201444.pdfIn PDF document text
- https://s3.amazonaws.com/sazariwapa/batufopemisijodegemo.pdfIn PDF document text
- https://89e5ed4a-33eb-42a6-b5f1-9fc07ea1e15b.filesusr.com/ugd/ff68bb_71aedb94fa1949d69d32191f84cb488c.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/gewuwasi/the_lightning_thief_book_series.pdfIn PDF document text
- https://aa5f33e9-793b-4807-a257-9eac84d314d0.filesusr.com/ugd/aa57b2_6dd52c7ef6454f49ac75c02d0b13265c.pdf?index=trueIn PDF document text
- http://dikekonigexixa.epizy.com/76850829383.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_off0000ee1b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE1B | 5248 bytes |
SHA-256: 1e0c2cfaef2aeda2ac705abdc966a8570dbc8ec748ba75a910d774f9462eae2a |
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font_01_sfnt_off00010008.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10008 | 15520 bytes |
SHA-256: ce643e28745b9baf3fa1d2b7955348a243d7b03b942eba47dace1e0a3c67efe7 |
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font_02_sfnt_off00013034.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13034 | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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