MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous external links, many hosted on disposable domains, suggesting a link farm or phishing operation. The embedded document body, though corrupted, contains text related to downloading a PDF, aligning with the heuristic findings of a link farm and external URI usage. ClamAV detection and ML classification strongly indicate malicious intent, likely for phishing or scamming purposes.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://mezovuduw.ru/award?keyword=download+ayat+1000+dinar+pdf PDF link annotation
- https://cdn.sqhk.co/barosevarega/riajhPz/tenasafobiwawu.pdfIn PDF document text
- https://cdn.sqhk.co/savageven/i4jcidB/40091831602.pdfIn PDF document text
- https://cdn.sqhk.co/fukonovum/lNjbihF/68590975684.pdfIn PDF document text
- http://figuxovutofid.mygamesonline.org/68046212595.pdfIn PDF document text
- http://zibepifutidi.sportsontheweb.net/gawawipobalulo.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4403131/normal_5ffd7254517a5.pdfIn PDF document text
- https://wewiruvikaju.weebly.com/uploads/1/3/0/7/130775929/fukotitewes.pdfIn PDF document text
- https://cdn.sqhk.co/minamojazi/S2ghdMH/play_4_in_a_row_free_online_multiplayer.pdfIn PDF document text
- http://rozujed.sportsontheweb.net/thank_you_reply_email_for_appreciation_sample.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4386073/normal_600a619b08b3c.pdfIn PDF document text
- http://kigumelez.medianewsonline.com/jonizetu.pdfIn PDF document text
- http://fofolep.mywebcommunity.org/sikepisisufupuzulom.pdfIn PDF document text
- https://cdn.sqhk.co/xurajalijok/f0Thajd/sanupepefupeb.pdfIn PDF document text
- https://cdn.sqhk.co/bijozugetav/cmidih8/download_mp3_music_app_apk.pdfIn PDF document text
- https://cdn.sqhk.co/sovajepuxe/jdriihd/zombie_army_4_dead_war_wikipedia.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4372702/normal_5febcdf1b0e1e.pdfIn PDF document text
- https://cdn.sqhk.co/wubunepan/cijijgf/81945404177.pdfIn PDF document text
- http://jaxagogilexet.sportsontheweb.net/xelorijajutefemijavupix.pdfIn PDF document text
- http://tezuveripoxub.mypressonline.com/gasazitapowuposaso.pdfIn PDF document text
- https://rulusekiraz.weebly.com/uploads/1/3/5/3/135322703/jefuti.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://kaxuwenewutexu.myartsonline.com/dictionary_of_shorthand.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off0001195d.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x1195D | 22372 bytes |
SHA-256: 3a71ef716af68527f21248ac0a0560085690b3a8457bd768740912ed9ad7af3d |
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font_00_sfnt_off0000e0ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0CA | 5244 bytes |
SHA-256: 849f2e866a27aff783192aa18b5013ee379ffdfa2862bd1bbc0539f766f80f3e |
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font_01_sfnt_off0000f2d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2D4 | 11284 bytes |
SHA-256: ca712831ea55ca3ffc5b3ee3148a4ea37f1873714e3435c62406a41abf45df9e |
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