MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF file flagged by ClamAV as Pdf.Phishing.Trojan. It contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The presence of external URIs and a high ML classifier score further support its malicious nature. No scripts were extracted, but the overall structure indicates a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 7
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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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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://aarogyamedico.com/userfiles/file/jigidirepot.pdf
- http://www.investing-in-women.com/wp-content/plugins/formcraft/file-upload/server/content/files/160748e257ca63---63034050649.pdf
- https://bowenpainter.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e68c3bb887---femufumilipafugi.pdf
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/1hor5mci9o6c02stq76tfvmcv4/72256246251.pdf
- http://saopauloairporttransfers.com/ckfinder/userfiles/files/87059798778.pdf
- https://hoffmanowska.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160aeaf9eb56bd---navel.pdf
- https://actorconseil.com/files/file/44236036776.pdf
- https://kvgrup.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/160b4919c6610c---bekomekilosabotus.pdf
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090257cc1f0a---devuvonofife.pdf
- http://dok-vo.ru/userfiles/file/7780036199.pdf
- http://mgmkt.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609ebf209b11a---48287373674.pdf
- https://indacphuc.com/wp-content/plugins/super-forms/uploads/php/files/add4d0upfqo1k2kc25vc445pk8/3096494091.pdf
- https://bentzendesign.se/wp-content/plugins/formcraft/file-upload/server/content/files/16094aa4c48123---nurapudax.pdf
- https://xn--80aaijz0c.xn--p1ai/ckfinder/userfiles/files/raxitazemanepem.pdf
- http://web68s.com/upload/files/duwebebotugejenev.pdf
- http://c2mag.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b549932a4b---95988868436.pdf
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/qam9id2gp7blbtdvffl9hhjt1c/sibezugenonejafuli.pdf
- http://mastervgtour.by/var/upload/file/87263988250.pdf
- https://ontime-taxi.kg/wp-content/plugins/super-forms/uploads/php/files/d811a3e76fd03860d4cfc57779c4fffe/741195632.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=afk+arena+how+to+get+more+labyrinth+tokens
- 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_off0000e54f.bin5ec84858eec8abebd50af2ee000bb0a8e289e5abc00f58091ccdcd0beb13496e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE54F | 19308 bytes |
font_01_sfnt_off00011710.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11710 | 16792 bytes |
font_02_sfnt_off00012f27.bin3f33d3ac00c816cbb15eff59bb231736cf47e47789015f32a4f5b1c4027adb4d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F27 | 11076 bytes |
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