MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
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://kuzutuzo.ru/award?keyword=anemia+hemolitik+mikroangiopati+pdf PDF link annotation
- https://damatabawapu.weebly.com/uploads/1/3/1/3/131379320/nogokiw_dojovasoni.pdfIn PDF document text
- https://sivoroxusakigob.weebly.com/uploads/1/3/1/4/131453081/1633658.pdfIn PDF document text
- http://bamupiwabibajew.mywebcommunity.org/calendar_2020_november_printable.pdfIn PDF document text
- http://bewujasixi.mywebcommunity.org/mass_effect_andromeda_official_strategy_guide.pdfIn PDF document text
- https://nefosedinipal.weebly.com/uploads/1/3/4/6/134698739/somosefix_bifejode.pdfIn PDF document text
- http://zebisol.mypressonline.com/99847946710.pdfIn PDF document text
- https://lefagetali.weebly.com/uploads/1/3/2/3/132302894/8213827.pdfIn PDF document text
- https://wanesutilujat.weebly.com/uploads/1/3/4/8/134868149/1755974.pdfIn PDF document text
- http://kipokefurur.mygamesonline.org/is_there_a_live_chat_for_facebook_help.pdfIn PDF document text
- https://rivoliga.weebly.com/uploads/1/3/5/3/135311175/fivog_pufoji_buxomijonawipu_fesojif.pdfIn PDF document text
- https://ropedali.weebly.com/uploads/1/3/0/9/130969406/6da96f2b7569a.pdfIn PDF document text
- http://kupivse.xyz/walking_disaster_book_onlinecryuh.pdfIn PDF document text
- https://toginomaba.weebly.com/uploads/1/3/4/0/134042469/f1501c.pdfIn PDF document text
- http://imkl-checker.com/which_is_the_best_echo_show_to_get12ovl.pdfIn PDF document text
- http://physcoo.com/compagnie_financiere_tradition_annual_report_2017g17ww.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://diwavubodinaroj.myartsonline.com/sunset_beach_quotes_instagram.pdfIn PDF document text
- http://sefokirof.onlinewebshop.net/algebra_word_problems_worksheets.pdfIn PDF document text
- http://wukevivetarapu.myartsonline.com/6th_grade_order_of_operations_worksheets.pdfIn PDF document text
- http://ruruwuvatokatal.onlinewebshop.net/radical_love_victory_worship_chords.pdfIn PDF document text
- http://mizetum.onlinewebshop.net/broken_vessels_amazing_grace_sheet_music.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_off0000efac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFAC | 5332 bytes |
SHA-256: d6f17377712d84ff65bd85c6a728d137190fcf1d3a1439fc6e7331cf76bcdd44 |
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font_01_sfnt_off000101a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101A0 | 10656 bytes |
SHA-256: adccddbe6c3ad121ae147ff88eabef9d80a40e13cd006b2596554161a07d4b54 |
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