MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous embedded links, many of which point to disposable hosting and are designed to create a link farm. The document body, though heavily obfuscated, contains text related to 'Janeway's immunobiology pdf 8th edition', suggesting a lure to disguise the malicious intent. The presence of multiple external URIs and a link farm heuristic indicates a phishing or redirection attempt.
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://lozipotod.ru/wix?keyword=janeway%2527s+immunobiology+pdf+8th+edition PDF link annotation
- http://fomigiv.mypressonline.com/bojopog.pdfIn PDF document text
- http://xajabuzowa.scienceontheweb.net/common_core_math_4th_grade.pdfIn PDF document text
- http://raliwoliwogizar.22web.org/yamaha_rx-v663_specifications.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/95a149ce-f52e-49ef-828f-0a51310c2622/8812985457.pdfIn PDF document text
- https://e905e09d-7ddd-4aab-833c-73500e817873.filesusr.com/ugd/f4c08b_4db0c39e2862406f876f9903e5a3b4ac.pdf?index=trueIn PDF document text
- http://siwemoxoxawevuv.atwebpages.com/final_fantasy_x_wakka_sphere_grid_guide.pdfIn PDF document text
- https://d128792e-e0a8-46e0-98ed-b941f5da69b2.filesusr.com/ugd/b98abb_e91187edcb8445b0b8e2530b60c2afea.pdf?index=trueIn PDF document text
- http://gafigap.epizy.com/vosotesaronizo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c30bed62-3f6d-4c2a-ae51-f922935eaa6a/dell_precision_m4600_battery.pdfIn PDF document text
- https://s3.amazonaws.com/zevutebulaworel/karyotyping_worksheet_smear_3.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b55b39a0-f500-4a82-9c3e-46062d77a23d/57542242607.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5c4fcb71-8a0f-4d5b-82f5-08e283ce1d5f/y3_smart_bluetooth_bracelet_user_guide_app.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/98bc2e91-ae7e-44a0-9de4-e5d3bd1fb66c/sentry_safe_1100_price.pdfIn PDF document text
- https://s3.amazonaws.com/radubozufiwo/velubepokefukobafu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e9db1f68-af30-49f9-a02a-42173540f7e0/wilderness_survival_shows_2019.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f209150f-2530-417b-8007-3851fded7378/invalid_parameter_9_parameter_index_is_out_of_range._errorcode-4461_sqlstate42815.pdfIn PDF document text
- https://43fe4710-460a-4ad3-90dc-2dd795c51528.filesusr.com/ugd/a32c20_d16bea289aff4c39b8ebc8720ae21f20.pdf?index=trueIn PDF document text
- https://989244f3-426d-4557-b4f1-0018dac9047c.filesusr.com/ugd/57c819_699728da654b486db08daf6e4cc2d3cd.pdf?index=trueIn PDF document text
- https://f2d828cf-06d9-46ea-85af-d88b0bc20d44.filesusr.com/ugd/501a20_86fa4b9da38f461a921fbdf8fb0ee9e8.pdf?index=trueIn PDF document text
- http://beverotunege.epizy.com/job_application_letter_format_in_word.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_off0000dfa4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFA4 | 5912 bytes |
SHA-256: bc63c61d58d785477ee26f5ab82ecda2333d355d46c05a4fe5eca93fdcc47ec1 |
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font_01_sfnt_off0000f3c0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3C0 | 10936 bytes |
SHA-256: 4f1fb44220899e308606440ca29dc0a6e8713e44e169c8c94f6159a73c9fb5e5 |
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