MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged as malicious by multiple heuristics, including a critical ClamAV detection and an ML classifier. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm for phishing or malware distribution. The document body, though heavily obfuscated, contains references to 'Whats tracker app uptodown', indicating a lure to trick users into visiting malicious sites.
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://zajinet.ru/123?utm_term=whats+tracker+app++uptodown PDF link annotation
- https://static.s123-cdn-static.com/uploads/4375355/normal_6002e68173572.pdfIn PDF document text
- https://tukojokub.weebly.com/uploads/1/3/4/5/134513360/koted-gopojizigamagif-bumiki-diwupajotovado.pdfIn PDF document text
- https://nosovaranipad.weebly.com/uploads/1/3/4/7/134743093/zalogelefa.pdfIn PDF document text
- https://tamoniwezetiro.weebly.com/uploads/1/3/5/9/135961995/a2b59d5b.pdfIn PDF document text
- https://mawokivujuruti.weebly.com/uploads/1/3/4/6/134685386/vomukuvabujewalaravo.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4501495/normal_6035066a2d258.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4414176/normal_60310b563a111.pdfIn PDF document text
- https://fokuxadeji.weebly.com/uploads/1/3/4/5/134585395/tebusise.pdfIn PDF document text
- https://wojazaxu.weebly.com/uploads/1/3/4/5/134589930/6086582.pdfIn PDF document text
- https://risebezisenozo.weebly.com/uploads/1/3/4/3/134375164/3884905.pdfIn PDF document text
- https://static.s123-cdn-static-d.com/uploads/4470843/normal_60b1b56ce1fc7.pdfIn PDF document text
- https://ripafikumitepi.weebly.com/uploads/1/3/4/6/134622323/231182.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/023d151c-75c6-40b0-987d-38a740116d52/mogevow.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/64d02e39-16b3-47b4-a4b2-c4e7d3cdb108/52064410939.pdfIn PDF document text
- http://dewubuk.pbworks.com/w/file/fetch/144422160/chal_mera_putt_2_full_movie_download_720p_filmywap.pdfIn PDF document text
- http://jajisaparev.pbworks.com/f/kuta_software_congruence_postulates_answers.pdfIn PDF document text
- http://gajufabeke.pbworks.com/w/file/fetch/144423063/how_much_do_designers_charge_for_a_logo.pdfIn PDF document text
- http://dekokos.pbworks.com/f/descargar_block_story_premium_hackeado.pdfIn PDF document text
- http://rugewenuzed.pbworks.com/w/file/fetch/144422814/543861619.pdfIn PDF document text
- http://xoxafepapesu.pbworks.com/f/20571642886.pdfIn PDF document text
- http://tazijebep.pbworks.com/w/file/fetch/144420135/plantronics_backbeat_fit_3100_pairing_mode.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_off0000f8c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8C2 | 5296 bytes |
SHA-256: ee945e90d8cfa9eaeefc8505e8f547274b676b767e6a796227be914e242ce38a |
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font_01_sfnt_off00010ad6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AD6 | 10688 bytes |
SHA-256: c9628b2860003a070d36db4f0814a3d4bd64297a3a74daeaba9355b7596dd6bb |
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