MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous embedded URLs pointing to disposable hosting, indicating a link farm designed to redirect users. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggests this is a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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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 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://allytemp.ru/uplcv?utm_term=android+cryptography+library PDF link annotation
- https://ddriu.hu/wp-content/plugins/super-forms/uploads/php/files/4d49833f6cacac87592063c198eba975/83370542036.pdfIn PDF document text
- http://arniestribu.com/campannas/file/4023397352.pdfIn PDF document text
- https://o2opr.co/userfiles/files/laronepemowilunatami.pdfIn PDF document text
- https://agencement-menuiserie-var.fr/stockages/files/18919992332.pdfIn PDF document text
- https://www.corpeverest.com/ckfinder/userfiles/files/rerojoxumefajelesefatatuw.pdfIn PDF document text
- http://herve-coiffure.ci/files/94492299960.pdfIn PDF document text
- http://prunay-en-yvelines.fr/ckfinder/userfiles/files/22622650616.pdfIn PDF document text
- http://www.fd.ntou.edu.tw/ckfinder/userfiles/files/rikinubimedavonizoba.pdfIn PDF document text
- http://www.evisiontiendaonline.com/ckfinder/userfiles/files/20177497714.pdfIn PDF document text
- http://morecoredesign.com/images/imageUps/files/lekume.pdfIn PDF document text
- https://whitepalacegrill.com/userfiles/jitiraxudakatu.pdfIn PDF document text
- https://verlauf-ekb.ru/admin/ckfinder/userfiles/files/54446167547.pdfIn PDF document text
- http://gardena.crazyrockinsushi.com/uploads/files/numanutes.pdfIn PDF document text
- http://trumoi-khutrung.com/upload/files/30800440678.pdfIn PDF document text
- http://shacklefordlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/45902685596.pdfIn PDF document text
- https://sahodayabbsr.com/test/fckeditor/file/29277113767.pdfIn PDF document text
- http://dongyuanxa.com/v15/Upload/file/20219236788272.pdfIn PDF document text
- https://fsbulletsandbrass.com/userfiles/files/467684409.pdfIn PDF document text
- http://fc-junajted.com/upload/datoteke/57002692286.pdfIn PDF document text
- https://kanalprofi.at/UserFiles/file/jidinuzufepezuguxazazemes.pdfIn PDF document text
- http://dolphinegypt.net/userfiles/file/kujujotakaxam.pdfIn PDF document text
- http://studioagronomoserragiotto.eu/userfiles/files/26091482705.pdfIn PDF document text
- http://atdawnwelift.com/userfiles/file/rojemobivujivowozavow.pdfIn PDF document text
- http://ahzycw.com/upload_fck/file/2021-9-16/20210916065748381920.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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c594.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC594 | 10728 bytes |
SHA-256: 1fc3ec4c09cc98876bc8b896a31fe7b69e49830048ebb6e4a852b9004ac8a82c |
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font_01_sfnt_off0000ddb3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDB3 | 17792 bytes |
SHA-256: 699a6a0017322afe0d374c2daeec4e32ffedbdc780fc7fc1a89cdd83e1767a27 |
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font_02_sfnt_off00010bbb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BBB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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