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 functions as a link farm, containing numerous URLs pointing to compromised WordPress upload directories. These links likely lead to phishing pages or further malware downloads, aligning with a spearphishing attachment attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
Heuristics 6
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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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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://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a06c79339cf---jojapamarozesabebofen.pdf
- http://ipvoicenj.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ba3cabe19a---voxaforuvizekad.pdf
- http://www.cuadernos.in/wp-content/plugins/formcraft/file-upload/server/content/files/1608effabc3a7f---gulakon.pdf
- https://cal.lighting/wp-content/plugins/super-forms/uploads/php/files/f068ffbe7721abd8b6074a65a8170b1e/31092930853.pdf
- http://lbs.ac.at/wp-content/plugins/super-forms/uploads/php/files/i4n7m8noggtv5bv6l8nmf35k40/28781622396.pdf
- http://www.grupohk.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a136d5ae8a4---ladamevez.pdf
- https://thealloywheelcentre.co.uk/wp-content/plugins/super-forms/uploads/php/files/38e8a4328da84f8e4f303a5cd6b38520/bakufu.pdf
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607dff787af5f---pifobexepedubipifanejofen.pdf
- https://www.autodepotperformancegroup.ca/wp-content/plugins/super-forms/uploads/php/files/n2k8pnj41nfkmguims78buj010/nolofu.pdf
- https://segurosjdd.com/wp-content/plugins/super-forms/uploads/php/files/k6bkaajio7acnppv9cbc1kcnm6/22320951569.pdf
- http://technoculture.cz/admin/upload/file/futikepupikotipotodiniv.pdf
- http://techbis.pl/files/file/80665602951.pdf
- http://gymostrov.org/gymostrov/userfiles/file/40662030505.pdf
- http://teplospectr.ru/images/files/sizanagamemuwaximala.pdf
- http://jkbprivateiti.com/userfiles/file/mipasojijijanovijal.pdf
- https://web-sila.ru/wp-content/plugins/super-forms/uploads/php/files/81f2bf29475a7aefea7754b8fbd1e694/69334125558.pdf
- http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b24cdaaafa1---65412828890.pdf
- https://promocionesnma.com/wp-content/plugins/super-forms/uploads/php/files/e72ab41ac2e2a1be3c8f9674158e0493/bumomagewurelogiloj.pdf
- http://lussoleathertiles.com/test4/EDITOR/example/v2/userfiles/file/xipiduvefemufibefe.pdf
- https://www.ciabrini-immobilier.com/wp-content/plugins/super-forms/uploads/php/files/gu028ul8mmff0rlq1fniacbspu/90421958838.pdf
- https://www.popcaffe.it/wp-content/plugins/super-forms/uploads/php/files/bd378e2a91e10f48d435331dc5ff9739/70675560627.pdf
- https://grupo-kayros.com/userfiles/file/jibev.pdf
- http://phantasos.org/userfiles/file/ziniw.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=mease+countryside+visiting+hours
- 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dccf.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCCF | 16792 bytes |
font_01_sfnt_off0000f4e1.binac77cb98bcf08c18857702fa27cc48f69144c5ad7f316133297eb9e663331dcd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4E1 | 17252 bytes |
font_02_sfnt_off000121ce.bine8a40d04a7b8aa21d2d2c7ac92a190632fa632257e8e9089ac98893c90aceedf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121CE | 10876 bytes |
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