MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://xajibur.ru/award?keyword=apache+poi+xwpf+pdf+converter PDF link annotation
- http://openchambre.xyz/mini_weapons_of_mass_destruction_build_implements_of_spitball_warfarekkyev.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4403283/normal_5ff9c22643f94.pdfIn PDF document text
- http://storeplus.pro/16607289005jsjx7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4469370/normal_603117495ed0e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369331/normal_60138088d883d.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4381529/normal_5ff800c224886.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4457312/normal_60338132da476.pdfIn PDF document text
- http://pitushok.fun/spirit_airlines_telephone_contact_informationuc8eq.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4491925/normal_600b39dfa1819.pdfIn PDF document text
- http://fejavodexata.getenjoyment.net/ejercicios_ecuaciones_de_primer_grado_1_eso.pdfIn PDF document text
- http://item-get.top/66157242900y54zu.pdfIn PDF document text
- http://sugameloxufe.mywebcommunity.org/39477559172.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4489028/normal_5ff214280a919.pdfIn PDF document text
- http://mitimewigupito.mypressonline.com/mizalisul.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4475376/normal_603e83dab5629.pdfIn PDF document text
- https://murasujudadalox.weebly.com/uploads/1/3/5/3/135338307/zagojot-ripuguli.pdfIn PDF document text
- http://kinemulawaw.sportsontheweb.net/sword_art_online_alicization_lycoris_update_1.11.pdfIn PDF document text
- http://xawamiwupajev.mygamesonline.org/liziwugukijosiledos.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4419851/normal_603044a450b06.pdfIn PDF document text
- https://lopatitegadusi.weebly.com/uploads/1/3/5/3/135311006/53325.pdfIn PDF document text
- https://gimituwemowi.weebly.com/uploads/1/3/4/8/134872285/8872387.pdfIn PDF document text
- http://sopafekidis.sportsontheweb.net/15011084724.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4418166/normal_601d5c8be9ac6.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://pevipitoz.atwebpages.com/9678930668.pdfIn PDF document text
- http://pesetunal.onlinewebshop.net/angela_carter_s_book_of_fairy_tales.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e714.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE714 | 5244 bytes |
SHA-256: 786abc8a3dd8a10198b51acf4703299e0677d1373ac12a0cc7fd44c8233b686d |
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font_01_sfnt_off0000f906.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF906 | 14776 bytes |
SHA-256: d6970ecdcdc3bd8a7c216c153f1c208aef3f83ecbd870a8861ced7e13618cf59 |
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