MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Numerous heuristics point to the PDF acting as a link farm, directing users to potentially compromised WordPress sites and IP addresses, which is a common tactic for malware distribution or phishing. No scripts were extracted, but the PDF structure itself facilitates the attack by hosting these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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 https://allianztc.ro/files/file/28358282547.pdf
- https://www.davidcosz.de/wp-content/plugins/super-forms/uploads/php/files/a1t6v3vncirb05vthvr1oh10ik/nosijijutokutu.pdf
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cb9eed7d87b---dedazejugemulin.pdf
- http://www.sensible-seeds-premium.com/wp-content/plugins/formcraft/file-upload/server/content/files/160733ab13a78e---pulusap.pdf
- http://argra.rs/wp-content/plugins/formcraft/file-upload/server/content/files/16070253096bb2---77635482515.pdf
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/gcajkeodpruds01puaf60m3dr6/64728287319.pdf
- http://bygreenpure.com/userfiles/file/96066530788.pdf
- https://ancoraeducacion.com/images/35962382148.pdf
- http://entryexpress.online/chapter_images/files/49769965267.pdf
- http://garmagostaran.com/Upload/file/kakugugunurase.pdf
- http://sevimticaret.net/userfiles/file/12675828876.pdf
- https://xn--faades-mtal-n9a6a.ch/ckfinder/userfiles/files/44061907583.pdf
- http://makaifruits.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d3dff4ea577---14729328637.pdf
- https://www.travelticket.com.au/wp-content/plugins/super-forms/uploads/php/files/b4thhip76jtuo7iqpo4o4t76cp/39627117592.pdf
- http://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/160a5988f8a931---gifutafepozobe.pdf
- http://gtshotel.it/images/file/tigasamowe.pdf
- https://www.thecandystoresudbury.com/wp-content/plugins/super-forms/uploads/php/files/uunipnl89mh8fqr8lgg3n7rej8/27510554563.pdf
- https://discoverapartmentsforrent.com/wp-content/plugins/super-forms/uploads/php/files/2804e0309709203544da46a44d3274ba/retutojodivafunupovuti.pdf
- http://104.156.58.56/~web2inbox/wp-content/plugins/formcraft/file-upload/server/content/files/160878447570ac---12171356823.pdf
- http://aceonlinementors.com/userfiles/file/pixozanuguwefasopun.pdf
- http://lifemartrealestateconnect.com/wp-content/plugins/super-forms/uploads/php/files/dn008s1d3hti1hpqodsntmrvu3/bogigogokonusibupipopup.pdf
- http://beachhigh65.com/clients/879402/File/34477653860.pdf
- https://proektasis.gr/admin/spaw2/uploads/files/koziwer.pdf
- https://reflexlighting.com/wp-content/plugins/super-forms/uploads/php/files/5b0f1c0f7ef163768c4b0fdfb9b43612/58483380075.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=english+for+information+technology+2+teacher%27s+book+pdf
- https://sharpspringwww.kinsta.cloud/wp-content/plugins/super-forms/uploads/php/files/1cda13ba683f54a5bc0537750ca0bad1/momipopiresizukogabojebu.pdf
- 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_off0000bcc2.bin6a7705d48cecf5beebb02a7f874dd9f45b6b6c436a806bf62fc9876102e6d8bc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBCC2 | 11552 bytes |
font_01_sfnt_off0000d7a7.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7A7 | 16792 bytes |
font_02_sfnt_off0000efb9.bin5d6d989564511aeb6d5390cc36aa26a724ea28004c3122be2cc326728ddefae3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFB9 | 16612 bytes |
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