MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains a link farm pointing to compromised WordPress sites, suggesting an attempt to redirect users to malicious content. The presence of numerous links on disposable hosting further supports a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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 http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/5414ebd2c1619a548de04c12279f0864/63276445537.pdf
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160807e96dc5c4---vugimavoselajiselu.pdf
- http://daiichilogistics.com/uploads/news_file/65786882469.pdf
- http://bocghebinhduong.com/media/ftp/file/sufojuluvuxobaluwavusox.pdf
- https://mannerfeltdesignteam.se/ckfinder/userfiles/files/22109800774.pdf
- https://cristiandellavedova.com/wp-content/plugins/super-forms/uploads/php/files/kdjn6e5gt7eivucjfftfrbss32/3963527902.pdf
- https://www.mercato.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16085b44d803e2---57129457398.pdf
- https://www.corridar.com/wp-content/plugins/super-forms/uploads/php/files/m76a32sgq0tpsthe7o3ipg93mc/zidipimizawerapoduzevuxew.pdf
- http://cageart.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160872a8e365be---mavetegu.pdf
- https://svetpoznaniyaonline.ru/wp-content/plugins/super-forms/uploads/php/files/59e477cd2c228711ae6db11cf2f314d7/xozofolututivefazoget.pdf
- http://modamoda.nl/uploads/pic_lib/file/92113315510.pdf
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/9b1df586121810059371c3eaa6f13e1c/58835461859.pdf
- https://webmodeli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160887fff6dfc9---velegiw.pdf
- https://uclerbaklava.com/resources/file/19741822646.pdf
- http://manufim.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/16086b2880d897---mowaz.pdf
- http://alliance-vietnam.com/upload/files/giwibiterapomo.pdf
- https://kalatranslation.co.uk/wp-content/plugins/super-forms/uploads/php/files/mtkfsas7p0c0q7e512k9rgu2sv/pusatulurit.pdf
- https://certifiedmoversinc.com/wp-content/plugins/super-forms/uploads/php/files/b3fbe158c34e667cda6d57b000451799/97315219388.pdf
- http://lafenicealcamo.it/userfiles/files/legifaladajofutisafar.pdf
- http://www.platformliften.info/wp-content/plugins/formcraft/file-upload/server/content/files/160746553a0d97---zoxejurifevijax.pdf
- https://topupdana.com/contents//files/patotibajupimenipedob.pdf
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/160941deb69bb2---44323623377.pdf
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/5672e503f57a34ef9476eb29a13cdea8/luvitajutupul.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=megamax+container+ship
- 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_off0000f7fa.bin1c9e561d0778b76d28165ad1d2c53ebc9ad999ab780ee973a7a41f2e8deaf0c0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7FA | 10868 bytes |
font_01_sfnt_off000110f1.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110F1 | 16792 bytes |
font_02_sfnt_off00012903.bin15d6891f0d56e809c9a94d120e912e9f6c15d683ac435c9d50cced67392299ae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12903 | 17612 bytes |
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