MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous links pointing to compromised CMS uploads and disposable hosting, indicating a likely phishing or malware distribution scheme. The embedded URLs suggest an attempt to redirect the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9786
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://halmar.info/userfiles/file/96308485592.pdf
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/160923d312781c---8900797974.pdf
- http://iideree.org/wp-content/plugins/formcraft/file-upload/server/content/files/160739bb5c35f9---12925339904.pdf
- https://amatnieks.com/pictures/image/9114227384.pdf
- http://savalis.ru/userfiles/file/guvafeduvuveti.pdf
- http://agcslohian.com/userfiles/file/8473462847.pdf
- http://shopexpert.com/app/webroot/files/userfiles/files/jazawaragev.pdf
- https://www.birdandwildlifeteam.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071897f7aff6---10409795596.pdf
- https://www.ccps.mx/wp-content/plugins/super-forms/uploads/php/files/0b9215c21178d2ffb16c81d7499cb9fa/vajobavuzejexirese.pdf
- http://www.ecvbrass.ch/user/web/file/lesijaxisopo.pdf
- http://noithatdangcap.vn/app/webroot/uploads/files/48466183744.pdf
- https://playgametoday.ru/wp-content/plugins/super-forms/uploads/php/files/6deb98cbef3c45d0f7b202b929a6c438/3314945512.pdf
- http://bamt.be/wp-content/plugins/formcraft/file-upload/server/content/files/1609b1e8529e35---lefisarop.pdf
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/154e2dc92913a443f5f1c6f5dfc49a81/sosepufemis.pdf
- http://www.sevenchurchestour.net/seven/wp-content/plugins/formcraft/file-upload/server/content/files/160a3f92d5abdf---88472582571.pdf
- http://tillmanfamilyreunion.com/clients/b/b7/b7385abc5988d1ee605fea7695e3d00e/File/luxaradibokipu.pdf
- http://samtekelektrik.com/files/vagipevifekajopopu.pdf
- https://poolpoint.be/uploads/file/zukivowitanamaparijo.pdf
- http://www.chatanakonci.cz/userfiles/file/51852788921.pdf
- https://www.escon.it/wp-content/plugins/super-forms/uploads/php/files/dc6db61672fb9cb5a70a0dc0187f2702/liravowonozodubegumolofe.pdf
- https://mrmobilewebsite.agency/wp-content/plugins/super-forms/uploads/php/files/80a0abe88a3e5aa214f3fdc4b05179da/69097821389.pdf
- http://kartywspomnien.pl/uploads/assets/file/314229417.pdf
- https://cwlighting.com/wp-content/plugins/super-forms/uploads/php/files/49a822d909fad041b57a4ebab541fbd3/84474678921.pdf
- http://ankaser.com/userfiles/file/915231276.pdf
- https://fanaf.com/article_ressources/file/jovirozivikorog.pdf
- https://www.acetechnology.co.in/wp-content/plugins/super-forms/uploads/php/files/s5kst47nnedjcbbalb7rk4jipu/85558235742.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=names+of+triangle+shapes
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fb21.bin2eb3cd787991a77b98de753d2eb9293f2a548528ea0e6422b5ec23120f1bb1cb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB21 | 10780 bytes |
font_01_sfnt_off000113b5.bin479e414a8ff288cba6dc6a1513a648be2e05380f10b19910c28406e9255c7409 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113B5 | 17444 bytes |
font_02_sfnt_off0001418f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1418F | 16792 bytes |
font_03_sfnt_off000159a0.bindc06733fb1b3e8baa4303a7b234726769048d67753183ec25fed266cd0fe6b8d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x159A0 | 16224 bytes |
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