MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
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, directing users to compromised WordPress upload storage and other disposable hosting sites. These links likely serve as a distribution point for further malicious content, such as phishing pages or malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://www.kevinbrooks.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160928f1eb07ed---vudujumixen.pdf
- https://insights3.com/wp-content/plugins/super-forms/uploads/php/files/2a82f03578db5992881006e0034e9eb3/66680694941.pdf
- https://www.advids.co/wp-content/plugins/formcraft/file-upload/server/content/files/1609b1b396478e---zojitematubaxikofapovit.pdf
- http://aihyang.com/userfiles/file/fipixutikale.pdf
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/efuodsj3b7013pr6m9v6ah0qsh/25806655118.pdf
- https://alice-immo.com/userfiles/file/sunipuvaruxofakuxudij.pdf
- http://cnc-soustruzeni.cz/files/file/80117143307.pdf
- https://www.mozartcantat.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608567202c380---69448862213.pdf
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c91b81ed02f---19843587746.pdf
- http://photographybynami.com/wp-content/plugins/formcraft/file-upload/server/content/files/16074259fdbc24---filagugudewib.pdf
- http://fygl.net/uploads/file/15000753359.pdf
- http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a76a486a64f---gemisonojofolisivanoz.pdf
- https://www.makathastaliklari.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607c1ea26e6cc---ronagapibudodedewun.pdf
- https://a2designbg.com/userfiles/file/27727234236.pdf
- https://www.isgs.org/wp-content/plugins/super-forms/uploads/php/files/9340cb2549700d1f4c73f008111cbf41/dopaxivasiwovidi.pdf
- https://fiambreszav.com/wp-content/plugins/super-forms/uploads/php/files/da75b7814396a9acf03bb6d8f449e1fb/23713762334.pdf
- https://dedywiredja.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608dc109c0ee2---womozafuj.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=nfc+card+reader+pro+apk
- 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://scripts.sil.org/OFL
- 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_off0000ef76.binae5b78f89791446a7039dbfbf96f292d8f00f34ee85219c165555dbb117158ca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF76 | 5444 bytes |
font_01_sfnt_off00010283.bin6e41ededae6917a58d072b6bcc3b2a0129c009ab5422d8b370060229563c46fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10283 | 4972 bytes |
font_02_sfnt_off00011385.bin6d2a3a16cc464ce72cf05976c7f96a31c93af2202e0dc760c37a694345e222ee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11385 | 1800 bytes |
font_03_sfnt_off00011c15.binf8fecf57a71f44d9cb4e5e97c7486a81b7658a8388da2211212dedb67682f6fb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C15 | 11692 bytes |
font_04_sfnt_off000143b2.bin93e16c563d28daa1ac97c0fd85ef771b38878b2d08f52383495748026440cf21 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x143B2 | 16204 bytes |
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