MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous external URIs and links to websites, many of which are hosted on compromised WordPress installations or disposable hosting, indicating a link farm designed to lead users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://archism.ru/uplcv?utm_term=the+toyota+way+ebook PDF link annotation
- https://grouptm2.com/contents/files/sitipofidelofalefiki.pdfIn PDF document text
- http://ccsl.asia/files/norelipitiselodatusimaz.pdfIn PDF document text
- http://www.contal-farmer.com/uploads/files/73338065702.pdfIn PDF document text
- https://citronel.com/userfiles/files/xanezilixavunapi.pdfIn PDF document text
- http://hqshop24.com/userfiles/file/zizevokinogakat.pdfIn PDF document text
- http://cpgny.com/userfiles/files/14570329003.pdfIn PDF document text
- http://sumisaedu.com/FileData/ckfinder/files/20210910_7A0F4EED6EDE5143.pdfIn PDF document text
- https://kes-stv.ru/wp-content/plugins/super-forms/uploads/php/files/3a95af2ea867b6d7e56f534b2b035fba/5020317594.pdfIn PDF document text
- http://brenderup.ro/mm/file/71110621107.pdfIn PDF document text
- http://globalnetworks.de/www.galabau-poscher.de/main/preview/ckfinder/userfiles/files/deraloxap.pdfIn PDF document text
- http://expnavi.com/sites/all/sites/default/files/file/11756667590.pdfIn PDF document text
- http://telegid.tv/userfiles/file/67522748901.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/91784233989.pdfIn PDF document text
- http://htk2.altrodesign.eu/ckfinder/userfiles/files/40322309936.pdfIn PDF document text
- http://sbsinternationalschool.org/userfiles/file/rovunivi.pdfIn PDF document text
- http://www.tamtrebinhminh.com/public/files/18403969225.pdfIn PDF document text
- http://dreamscar.eu/userfiles/file/54964721644.pdfIn PDF document text
- http://capesociety.ca/uploads/files/67770276955.pdfIn PDF document text
- https://chuyennhakienvangvn.net/upload/files/82195316322.pdfIn PDF document text
- http://architettodrabeni.it/userfiles/files/41774963699.pdfIn PDF document text
- https://limberhurstgallery.com/imageuploads/file/31625950721.pdfIn PDF document text
- http://jsdarvin.com/files/69402222505.pdfIn PDF document text
- https://pilot-nav.com/ckfinder/userfiles/files/viverelujajivejug.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/68a8a4473ef799e298d2327911413b88/98310495717.pdfIn PDF document text
- http://baschin-heizung.de/meineBilderAlbertGrundschule/file/raton.pdfIn PDF document text
- https://118highschool.am/wp-content/plugins/super-forms/uploads/php/files/2030a2daa35d2f63bae82e5c88a8212e/vexufujibusu.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_off0000d867.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD867 | 10092 bytes |
SHA-256: 2df83f824ec4cc452e147d3fb55a3651a20cf96d9548f3843673e81839b39429 |
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font_01_sfnt_off0000ef23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF23 | 17420 bytes |
SHA-256: b82e2c5499c20eebb3df4663d18b2336da405b0479359ca97429a97b20a64aa2 |
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font_02_sfnt_off00011c98.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C98 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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