MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is a PDF identified as malicious by ClamAV and an ML classifier. It contains numerous links, many pointing to compromised CMS upload directories, suggesting a link farm designed to lure users to malicious content. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a pattern of using disposable hosting for such links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9779
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 http://pebyte.com/wp-content/plugins/super-forms/uploads/php/files/povpe48glfn92e8dsr4rjlggtr/kenezup.pdf
- http://thietbixanh.net/uploads/files/wolebozonijefux.pdf
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/sdusscu6lsk7a2g54b0jdpvp1n/kasewomali.pdf
- http://softtox.com/new/userfiles/file/7010078689.pdf
- https://guapa2.com/admin/fck/file/59715872204.pdf
- http://www.trimbleexpress.sk/wp-content/plugins/formcraft/file-upload/server/content/files/160727255aa245---77582838988.pdf
- https://bcbc3399.com/upload/files/gulevogu.pdf
- http://anonelectronics.com/admin/fckeditor/editor/filemanager/connectors/php/upload_jpg/file/202105140248044803.pdf
- http://www.associatedomains.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afd32bc8990---60782923580.pdf
- https://www.idromeccanicasrl.com/idromeccanicasrl.com/wp-content/plugins/super-forms/uploads/php/files/db650198c2eb909dcad950bedce502ff/dakos.pdf
- https://elitstroycraft.ru/source/file/94435749306.pdf
- https://www.proctoloji.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7b7fb75c7---karurosozamesijovanu.pdf
- https://strechybenesov.cz/content/69663710191.pdf
- http://ankaser.com/userfiles/file/tujebe.pdf
- https://rescue.bg/wp-content/plugins/formcraft/file-upload/server/content/files/16079e29786972---kabifukopezano.pdf
- https://abofahed.com/userfiles/file/35787595274.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a67d540691---18090467652.pdf
- https://xn--80adj7cxa.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/7f98b5c6e0a1ce9bf90fc737c7abc310/wavidekuwipotuvagoj.pdf
- http://bagiez.com/userfiles/file/42587507377.pdf
- https://charqueadaboavista.com.br/wp-content/plugins/super-forms/uploads/php/files/a19c2b7342c97cbeeda03beb33ba4550/tebokejofunimexijelusukib.pdf
- http://stinpo.com/ckfinder/userfiles/files/7928335861.pdf
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/i7rah8ol2jl7bdrrh3fn4qvvm5/xatir.pdf
- https://airbays.com/userfiles/file/17927316893.pdf
- http://la-roofers.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160d6aabddf4b6---12872811973.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=meaning+of+begotten+in+english
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00014551.bin42cbed1a607c9744daa94a2b023bf57c1debcb63a6e7c3e215086d36a3a7b118 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14551 | 32420 bytes |
font_01_sfnt_off00018cc3.binc1b7c1c698581a34ec667f8397a5f2128eb3c0c9587b95d5254958e1cdeada82 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18CC3 | 3556 bytes |
font_02_sfnt_off00019a79.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19A79 | 16792 bytes |
font_03_sfnt_off0001b28a.bin2c08ad32aeba761b3863901fe5145acbc80d00240e0fc0164594f62b7415dfea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B28A | 16424 bytes |
font_04_sfnt_off0001c94c.bin913311cb062d8a59df47471a702619274590af6186150c6a1de6b95f5eaf2bf7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C94C | 10524 bytes |
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