MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a large number of external links, many hosted on disposable domains, indicating a link farm or SEO spamming operation. The presence of a URL with a search query related to modem replacement suggests a phishing or clickbait lure. ClamAV and ML classifiers confirm the malicious nature of the PDF.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://botokaw.ru/strik?utm_term=can+i+replace+my+optimum+modem PDF link annotation
- https://burufazifefep.weebly.com/uploads/1/3/4/5/134584298/fofoxulebide.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4375694/normal_606a5b202762b.pdfIn PDF document text
- http://tepoparupomo.medianewsonline.com/31807023884.pdfIn PDF document text
- http://soferijivav.getenjoyment.net/luninexikifobezulagal.pdfIn PDF document text
- http://wamuwosola.mygamesonline.org/75521949548.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4491926/normal_6018677854f30.pdfIn PDF document text
- https://gakulenem.weebly.com/uploads/1/3/1/4/131437742/3705812.pdfIn PDF document text
- https://pepajodik.weebly.com/uploads/1/3/1/4/131453945/3623468.pdfIn PDF document text
- http://fexevewuli.mypressonline.com/madras_university_bcom_general_syllabus.pdfIn PDF document text
- https://tegomufowake.weebly.com/uploads/1/3/5/9/135958876/387995.pdfIn PDF document text
- https://xasukibumit.weebly.com/uploads/1/3/4/7/134749231/wibova.pdfIn PDF document text
- https://xagiwejobumumok.weebly.com/uploads/1/3/6/0/136051235/707a8643eeff.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4415770/normal_60031282b6132.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4476268/normal_5feb94863eed1.pdfIn PDF document text
- https://tediresul.weebly.com/uploads/1/3/5/3/135345321/4e6de4d7f72.pdfIn PDF document text
- https://mozawexi.weebly.com/uploads/1/3/1/8/131856146/kifojoz.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4488135/normal_601a99bf3d9e9.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4381541/normal_6059f750a0407.pdfIn PDF document text
- http://lobulezinovux.medianewsonline.com/bilal_ibn_rabah.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/cafb2a7f-eedd-45d5-9f2c-2ec946ddfc01/42016211686.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e0b6fbb0-ebcf-4166-94d2-bcd5cea981cd/cnn_world_news_today_2020.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_off00010b23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B23 | 5048 bytes |
SHA-256: 8a796528ba35b117b24a327954d4f73db2daab89432c64d0d994c8114e12bb0f |
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font_01_sfnt_off00011c3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C3D | 11636 bytes |
SHA-256: 2450dd14c20ec34ce5ba0087b7f314f248dc7e6b57b61d9e77087313ef712382 |
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