MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, with numerous URLs pointing to compromised WordPress sites. These links are likely used to redirect users to phishing pages or download further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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://laborke.ru/uplcv?utm_term=how+to+pair+echo+dot PDF link annotation
- http://tavernadelsnoguers.com/wp-content/plugins/super-forms/uploads/php/files/fe8eba5b9947a4fe90d0f71c8fafc70b/jamunesotaga.pdfIn PDF document text
- https://peltonfell.org.uk/ckfinder/userfiles/files/tedonumakupulok.pdfIn PDF document text
- https://phoenixknights.co.uk/wp-content/plugins/super-forms/uploads/php/files/05737eeed02b4df6d50f767dcc93b076/kivomukodiratufumif.pdfIn PDF document text
- http://southportrubbish.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa31a5efd44---bujegusotidolonexewoza.pdfIn PDF document text
- http://gps-tw.com/CKEdit/upload/files/6357706854.pdfIn PDF document text
- http://barrarioservicos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160db9f412301d---3383876255.pdfIn PDF document text
- http://neoneofitou.com/ckfinder/userfiles/files/nusedugokuzexesoma.pdfIn PDF document text
- https://www.unicodesystems.com/wp-content/plugins/super-forms/uploads/php/files/78unthogk5bn1vor5pcftppci4/kirevesobijilumo.pdfIn PDF document text
- http://www.absolutecateringla.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa95349d53c---muxasewalijasolepakuve.pdfIn PDF document text
- http://gemculture.com/userfiles/file/duxidojulusawisotapopa.pdfIn PDF document text
- https://digireg.si/upload/70313219563.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606eb8d1cb1b1---7162192137.pdfIn PDF document text
- http://cs-golfclub.com/ckupload/files/gatapijizodazawirutivuz.pdfIn PDF document text
- http://csc0731.com/userfiles/file/20210710082423_zc28g4.pdfIn PDF document text
- https://q-web.ro/wp-content/plugins/super-forms/uploads/php/files/nn2kejbafrb3asg4u0t7ej3793/wuzazukorezo.pdfIn PDF document text
- https://hoffmanowska.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1606efe2c9297b---27609916730.pdfIn PDF document text
- http://www.fattyweng.com.sg/wp-content/plugins/formcraft/file-upload/server/content/files/160ba6d40469fa---86622054886.pdfIn PDF document text
- https://jambumanis.com/contents//files/nivomojixaforadefufame.pdfIn PDF document text
- https://jnvhardoi.org/ckfinder/userfiles/files/83629950122.pdfIn PDF document text
- http://asja-doll.ru/userfiles/file/nukexasilazovupepu.pdfIn PDF document text
- http://assistance.uz/images/shared/file/dibapuvenirop.pdfIn PDF document text
- http://kayapaliinsaat.net/file/27074236865.pdfIn PDF document text
- https://macleanpinesdrivingschool.com.au/wp-content/plugins/super-forms/uploads/php/files/ba84c247202fd6add447618e261d68a6/80308176814.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_off0000d583.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD583 | 17076 bytes |
SHA-256: faa3726f15216e66fa44a9f2efce83595d4c4817a5543c5940565e6cbc494758 |
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font_01_sfnt_off000101c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101C9 | 10372 bytes |
SHA-256: fc088e2557fdfa922a09d4285dfb90c062c2b9290f59d8153f042e29f065a03b |
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font_02_sfnt_off00011969.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11969 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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