MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting it functions as a link farm designed to redirect users to potentially harmful content. The presence of the URL 'https://midufefew.ru/123?utm_term=android+app+pay+per+install' further supports a phishing or malware distribution vector.
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://midufefew.ru/123?utm_term=android+app+pay+per+install PDF link annotation
- https://cdn.sqhk.co/xupumekejaxa/geZejev/ashes_cricket_2018_game_pc.pdfIn PDF document text
- https://cdn.sqhk.co/suzagofi/ijjhVD1/lost_sphear_metacritic.pdfIn PDF document text
- https://mobisikude.weebly.com/uploads/1/3/1/6/131606420/c1a10.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4392191/normal_6025161ba0924.pdfIn PDF document text
- https://cdn.sqhk.co/zenekukera/egihhMN/pulivaziboki.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4410222/normal_5ff3ea2086149.pdfIn PDF document text
- https://cdn.sqhk.co/panajevem/MjhehcG/tuzizegijizabalesaboxezi.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4423155/normal_5fdb0f17c3a14.pdfIn PDF document text
- https://wiwusazefaxowo.weebly.com/uploads/1/3/4/4/134457051/4169378.pdfIn PDF document text
- https://cdn.sqhk.co/lazodadevab/jjjcjd2/pezekumite.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://29aa9d28-cc9d-45fc-8d86-3718b5881c84.filesusr.com/ugd/74c34a_4653ad5249e445bab4e73e4a59533650.pdf?index=trueIn PDF document text
- https://18cb0a1d-3822-48a5-9ca0-56465202bc9b.filesusr.com/ugd/96564c_3b019ccc8d79423da6455056dee9c91f.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/a3300825-f83f-4ad6-9c33-04986458b2df/40027071575.pdfIn PDF document text
- https://97d49ff2-d914-4ae4-8ac8-5e5cf5f77cad.filesusr.com/ugd/6350c7_1ca12c2beb7049e184310c8971dd88c9.pdf?index=trueIn PDF document text
- https://ba789de2-c385-43ee-b32d-a34c698d1993.filesusr.com/ugd/b7082a_edd78a67f7a848a086be8ef638977d73.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/foneniz/terjemahan_kitab_bidayatul_mujtahid.pdfIn PDF document text
- https://s3.amazonaws.com/daxemo/astrology_answers_libra_weekly.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/11b144c7-7861-4089-b95c-c8db47890335/what_are_the_characteristics_of_egyptian_art_brainly.pdfIn PDF document text
- https://s3.amazonaws.com/nonipesikiri/metal_gear_solid_5_the_phantom_pain_mods_on_pc.pdfIn PDF document text
- https://5ec50ee2-6c76-415b-b731-82d7de26534b.filesusr.com/ugd/826e74_36eaa384915a405bb028f056c4d137a3.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/tufitijinexu/watitinugifitijulaxiri.pdfIn PDF document text
- https://s3.amazonaws.com/xepululejiwof/forgotten_firearms_youtube.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/53b935b0-0df6-4846-996e-27efc2ea2802/significant_difference_between_viral_pneumonia_and_bacterial_pneumonia.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_off0000f22f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF22F | 5044 bytes |
SHA-256: 16404bd5350264bdc0d44fcb0c4ac586a4ae7be7c4f9edc9587d0b2e4325e8b0 |
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font_01_sfnt_off0001036a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1036A | 10704 bytes |
SHA-256: e4aa8e9690eec029c1d12ff9d98348d6c59cce10e7f5ca0ea7d9349979914482 |
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