MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file is identified as malicious by ClamAV and an ML classifier, indicating a high probability of malicious intent. It contains a large number of external links, suggesting it functions as a link farm to distribute traffic to various potentially malicious sites. The presence of a UTM term in one of the URLs indicates an attempt to track user engagement with the lure content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://golowaki.ru/strik?utm_term=principles+of+physics+5th+edition+serway+and+jewett PDF link annotation
- https://maposege.weebly.com/uploads/1/3/1/3/131378999/xuvamerorur_jekuz_vevefugufejav.pdfIn PDF document text
- https://sefomaxezaniv.weebly.com/uploads/1/3/1/4/131483109/1795178.pdfIn PDF document text
- https://dimalosuzilem.weebly.com/uploads/1/3/1/4/131452887/1870136427298b6.pdfIn PDF document text
- https://gifenatewa.weebly.com/uploads/1/3/4/4/134480542/lekobom_fosipok.pdfIn PDF document text
- https://dilisuri.weebly.com/uploads/1/3/5/3/135326113/dakoba.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4417997/normal_5fff015711133.pdfIn PDF document text
- http://tublitalia.fun/78303050230155oe.pdfIn PDF document text
- https://zipobirin.weebly.com/uploads/1/3/5/3/135386694/wegaxeragemi-fopexe.pdfIn PDF document text
- http://50offstore.pro/pevodujidijujage3a5rt.pdfIn PDF document text
- http://itwow.info/sector_14_noida_pin_code_numberzm6g2.pdfIn PDF document text
- http://vatemuredaxusob.22web.org/jimekoxowupujo.pdfIn PDF document text
- https://mewuvirinikupu.weebly.com/uploads/1/3/4/5/134505229/34642f9b221a9.pdfIn PDF document text
- http://goodshopsales.xyz/31021321099ptb84.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4498997/normal_601d23b52da03.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://nixuverojezuluz.epizy.com/nolotikamurumubividoxog.pdfIn PDF document text
- https://4c2674ec-1430-4cec-a455-d6a35d10586e.filesusr.com/ugd/38955b_18258b6e93fb4e96b13d999508fd0328.pdf?index=trueIn PDF document text
- https://0ef2f354-78a3-4528-990c-72f69c86fc6a.filesusr.com/ugd/6a0da6_d4657af9595e444a9d01d03c0e79996e.pdf?index=trueIn PDF document text
- http://kutadomirezo.rf.gd/56082208517.pdfIn PDF document text
- https://44407f20-7244-4107-9544-84d8151b6f9a.filesusr.com/ugd/8508de_2cf6b09cd599430badded36bde42ea5e.pdf?index=trueIn PDF document text
- https://d4180a97-8dd0-4bf1-9e2f-d1b128d1a64d.filesusr.com/ugd/ae059d_550117dde97c4bf3a7d906b3e98e4d19.pdf?index=trueIn PDF document text
- https://44f39d5c-a655-4437-91b6-62b11e148e71.filesusr.com/ugd/eb4c03_3f13a654691d43a4844ae0e45ce87108.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_off0001002a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1002A | 5636 bytes |
SHA-256: 8dbc0598ad8ae521353615e961ab5626022bf908707cdd071f58f4e73d147a3f |
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font_01_sfnt_off00011376.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11376 | 11216 bytes |
SHA-256: 64ab3174214ef363047f0e4863258d909473355a3711dd9539b2ee7e523aca62 |
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