MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics reveal that the document contains a link farm pointing to compromised WordPress upload storage and disposable hosting, suggesting an attempt to distribute malicious content or phish users. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 0.9822
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 https://www.americanapi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aba385dc063---3043177235.pdf
- https://doellefjelde-mussemarked.dk/images/newsmail/file/93330320255.pdf
- http://diclenakliyat.com/userfiles/file/49531542008.pdf
- http://polipack.ru/content/file/27328374468.pdf
- https://baxsporthorses.com/userfiles/file/bebojafizetibawefitif.pdf
- http://cascinamana.it/userfiles/file/detogatovexofamev.pdf
- http://o2ashop.com/ckfinder/userfiles/files/15433411826.pdf
- https://www.masismarketing.com/wp-content/plugins/super-forms/uploads/php/files/a559d13a496616804937a1166623540d/bivoraferilawef.pdf
- https://ipcare.nl/wp-content/plugins/super-forms/uploads/php/files/viu9j4t2pmbm5in2iv9p9b8hko/tasemarodufumo.pdf
- http://nc2e.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160bd29ef49392---11772660415.pdf
- https://doellefjelde-mussemarked.dk/images/newsmail/file/40973055488.pdf
- http://accronline.com/userfiles/file/bogatonorap.pdf
- https://abril.pe/wp-content/plugins/super-forms/uploads/php/files/nu24r9r94b6ig60td1keiebja1/89613021277.pdf
- https://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/d2c0a042018954a4589adb13b55415ac/93233746980.pdf
- http://nfc.soo.jp/file/20689033126.pdf
- http://tomaszskiba.com/userfiles/file/gezividafifaf.pdf
- https://www.myjamaicais.com/wp-content/plugins/super-forms/uploads/php/files/638e9bcee76316ac64c3e52d57e1d2ad/xoxat.pdf
- https://laihouston.com/wp-content/plugins/super-forms/uploads/php/files/2bce75000f54480f7685e639ec76700b/nekotugofimasivexerazos.pdf
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d9f068a9a4---97090251199.pdf
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/1606e20f2abe64---nudogi.pdf
- https://moma-restaurant.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082ef05439aa---bafevarigajewosojizopalox.pdf
- http://brooklinehs1964.com/clients/6/6a/6a3559cec3eb17f551da2d864c8c85ab/File/soxuponugolajoroxajilere.pdf
- https://emprenderem.cl/files/25317358382.pdf
- https://rhythmcprandfirstaid.com/wp-content/plugins/super-forms/uploads/php/files/032c80a21889afe51f7f182774c6c3f7/pikevitu.pdf
- http://www.maarsehoveniers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608863d361394---41754423838.pdf
- http://mko-yug.ru/wp-content/plugins/super-forms/uploads/php/files/9b6431a3b7edb853acbd858600ff792e/5407614992.pdf
- https://www.businesswatchguardingservices.co.uk/wp-content/plugins/super-forms/uploads/php/files/33q8fprlkadl70dt7gi9eac0vq/gutobevivaruvuzi.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=how+many+years+is+a+bsn+degree
- 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_off0000fd52.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD52 | 16792 bytes |
font_01_sfnt_off00011564.bin3c81c75346b6857f24c0a95a050c56cc5e4f418f1709b290e0f06a1a988e00b1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11564 | 17240 bytes |
font_02_sfnt_off00014267.bind4b35c1165b3013e5e6a8a9a3f0256405b157f6f66ae30cc988841d54ee7b86a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14267 | 10780 bytes |
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