MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of external links, many of which point to disposable domains or link farms, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The document body, though heavily obfuscated, contains keywords related to a Cisco router manual, likely serving as a lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://vilenefex.ru/strik?utm_term=cisco+ea2700+manual+pdf PDF link annotation
- http://tryici.xyz/72119950662f87pb.pdfIn PDF document text
- http://vojirumabi.22web.org/vuwepaw.pdfIn PDF document text
- https://norofuzalugegok.weebly.com/uploads/1/3/4/8/134882219/pesizugogamaxuk.pdfIn PDF document text
- http://autoport76.online/educational_psychology_phd_canadaf1rkx.pdfIn PDF document text
- http://freehookup.xyz/express_vpn_activation_codegjin1.pdfIn PDF document text
- http://dkshlyap.ru/xudezixaxofukibidefujoj9e.pdfIn PDF document text
- https://guxenebulofoto.weebly.com/uploads/1/3/2/8/132814975/jedapinesajus-rutuse-negel.pdfIn PDF document text
- http://ekzo-fruit.ru/roludefosejevemnllo.pdfIn PDF document text
- http://zoneeuro.pro/6359110311m2tgb.pdfIn PDF document text
- http://micrometerdigital.xyz/states_of_matter_and_phase_changes_worksheet_answer_key1v3vd.pdfIn PDF document text
- http://brosbass.com/64246409527snvbf.pdfIn PDF document text
- http://milafikolume.iblogger.org/biochemistry_journal_articles.pdfIn PDF document text
- http://sportita.fun/82116334520a5pn3.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://c8070bf9-ed42-4c5d-8eb8-ca35ee70f136.filesusr.com/ugd/d38238_4d332b39952743a1b749a38796bb8d75.pdf?index=trueIn PDF document text
- https://d21da297-2d1c-4020-882f-059d99c29dc9.filesusr.com/ugd/3724a2_15e0b1d1c97349d1803a5bb6afa52299.pdf?index=trueIn PDF document text
- https://9e1e9198-0fe7-4103-8084-fdcc6befb8d5.filesusr.com/ugd/2f7815_5e38fd11b7ec47cfa073766912478281.pdf?index=trueIn PDF document text
- http://bilavefopu.rf.gd/83063097751.pdfIn PDF document text
- http://wigewedarigal.rf.gd/biblia_para_nios_ilustrada.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c955c70b-a49a-4a52-9993-5310758554f5/funasune.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f9db15c1-a37c-4dd6-8f87-5ea2d5a6f58c/cbse_class_5_english_grammar_syllabus_2019-20.pdfIn PDF document text
- http://levajutesa.rf.gd/the_black_cat_discussion_questions_answers.pdfIn PDF document text
- https://5ec50ee2-6c76-415b-b731-82d7de26534b.filesusr.com/ugd/826e74_14fd5efcd08c436cb3c04285fc9277e8.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_off0001551e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1551E | 5464 bytes |
SHA-256: 1fcdd5a72b14d2695a9d5c9dae9460674d6c61f21782cc3b407444486a8da275 |
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font_01_sfnt_off000167b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x167B0 | 11512 bytes |
SHA-256: 68fba13342cd32f4a4840c5adb46416fa39cb7451a393b6f64df23ecf6d2b274 |
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