MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file is identified as malicious by multiple heuristics and a machine learning classifier, indicating a phishing or malware distribution attempt. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm designed to redirect users to malicious content. The primary malicious URL identified is https://dugedepap.ru/strik, which is likely used to serve a second-stage payload or conduct phishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://dugedepap.ru/strik?utm_term=visual+c%2523+2012+how+to+program+5th+edition+solutions+manual PDF link annotation
- http://ninotekega.mygamesonline.org/20799398336.pdfIn PDF document text
- https://cdn.sqhk.co/lekabewoz/iihhWDC/39977148782.pdfIn PDF document text
- http://zatutajijiti.getenjoyment.net/vovajamavaxegoda.pdfIn PDF document text
- http://larokamexi.sportsontheweb.net/50215862832.pdfIn PDF document text
- http://foyou.store/overlord_light_novel_volume_12_sub_indoykntn.pdfIn PDF document text
- http://teksalon.xyz/cream_mini_dachshund_puppies_for_salem3jxs.pdfIn PDF document text
- http://waferaboteb.mypressonline.com/vasuxalaxumujonoz.pdfIn PDF document text
- http://brumbum3.xyz/nojewonurufotapanalugas6v8n.pdfIn PDF document text
- http://koteyarn.moscow/how_to_connect_soundbar_to_a_lg_tv1st9f.pdfIn PDF document text
- http://kismyketio.com/what_are_the_two_types_of_errors_in_researchq051f.pdfIn PDF document text
- https://cdn.sqhk.co/kapipota/gNge4LR/house_flipper_mobile_apk.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://44dd6259-7513-41c7-b2f1-b2b1fc385d2e.filesusr.com/ugd/63022f_18165291e99e4e289c7dfcc8c78ed8a4.pdf?index=trueIn PDF document text
- https://965bd944-310b-4209-a71a-d16e45aaced4.filesusr.com/ugd/5f02e6_c0fdc4a5187b44348e8eb1374a5f92f3.pdf?index=trueIn PDF document text
- https://dd91dc4b-d2fe-4aab-ab17-22023aa64d5b.filesusr.com/ugd/f05b1d_eecb483aa9c141ecae2205beb8ba3d2e.pdf?index=trueIn PDF document text
- http://sipanokule.onlinewebshop.net/13997157887.pdfIn PDF document text
- https://f3874c2d-c116-49c2-b7b6-9300dc8fc43e.filesusr.com/ugd/b11f6d_ee61b1c7460949da8da6e6aabe3e4169.pdf?index=trueIn PDF document text
- https://3a5aa097-47f9-475f-9992-83bceef25cc3.filesusr.com/ugd/f55bec_da2c291fb01148edabca4bdcf5a40d2b.pdf?index=trueIn PDF document text
- https://601bead5-a720-4f65-98db-62fe2a42cb91.filesusr.com/ugd/0e52b4_95c602f22a2a4ea393a18b595bf7ff59.pdf?index=trueIn PDF document text
- http://kurerori.myartsonline.com/collocations_for_ielts_writing_task_2.pdfIn PDF document text
- https://937a8a2d-b41a-4163-aff8-eda6db263557.filesusr.com/ugd/21e6f2_384eee8aee0e47e880ae6a04a8c5c4ab.pdf?index=trueIn PDF document text
- https://b0b8c8c5-0de0-49ea-8337-0a56b8a4e65f.filesusr.com/ugd/bf9dfc_da09a2e4bdc846c9b50377ffcfbec63f.pdf?index=trueIn PDF document text
- https://167c2301-eccc-4e3a-a609-38a4f17b9bf8.filesusr.com/ugd/b1dabf_3cb94bb3532045b5a72ad6fa77e2810d.pdf?index=trueIn PDF document text
- http://wenulusevikofa.myartsonline.com/botaxozijerina.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_off0001000e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1000E | 4664 bytes |
SHA-256: b25d5fd2ac88f3e51552b347c907a8c5bbb6cf3a0e54b77796a828301742c438 |
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font_01_sfnt_off00010ffc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FFC | 11264 bytes |
SHA-256: f156ba3c767a1d488803faa14218cb8af2acb58ff9534eb829b4db38e2969bc9 |
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