MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, with numerous embedded URLs pointing to compromised websites, likely serving as a distribution point for phishing or further malware. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically highlights the non-clustered nature of these links on disposable hosting, reinforcing the malicious purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://westmoorclassof1965.com/clients/5/52/52ec68f2b927accf75267cb07bfcc891/File/46231764135.pdf
- http://baaningdoi.com/file_media/file_image/file/58599520612.pdf
- http://openendrep.com/userfiles/files/35809634931.pdf
- https://dfa-finanz.de/wp-content/plugins/formcraft/file-upload/server/content/files/16092cede93aaa---92704681312.pdf
- https://djhelaly.com/wp-content/plugins/super-forms/uploads/php/files/0d7759ef080d4b58fc77cb11ec6b30ec/38321117081.pdf
- http://bascobrunswick.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16088ae4c5d731---67023402744.pdf
- http://kimbuunguyen.com/uploads/userfiles/file/kulabuzapap.pdf
- http://www.hkwebdesign.com.hk/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc83c3353a---pitenebaroku.pdf
- http://rajskiewakacje.pl/userfiles/file/wanofetumerarixafam.pdf
- http://www.191seo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160af4575dd840---xejotolunomuwajibekir.pdf
- https://www.heainc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160746d86bebab---58564836802.pdf
- https://www.criteriainvest.com.br/wp-content/plugins/super-forms/uploads/php/files/4qgb0qd27u0ra0mmkqk8k47i71/juxadezizudutojixiderivod.pdf
- http://findmecakes.com/userfiles/files/36388679025.pdf
- http://bostonmentors.com/userfiles/file/sufepujidu.pdf
- http://divorcefinance.nl/uploads//file/11468937530.pdf
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1608e27db189ab---94127325202.pdf
- https://moma-restaurant.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b8f5d0e2a27---pupopazemimimaki.pdf
- http://bestbuyfromindia.com/userfiles/file/32778892475.pdf
- http://theopenhouseclub.com/wp-content/plugins/super-forms/uploads/php/files/7a70b589c895aa9c3dc13bad003366a1/67701629738.pdf
- https://www.novet.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609421d5ee715---bagidijokoxasemom.pdf
- http://alibabashipping.com/userfiles/file/62886459085.pdf
- http://aaaexpressheating.com/userfiles/file/83633053759.pdf
- http://diacritic.org/travel/app/webroot/img/files/4789638748.pdf
- http://www.next-conseil.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607f4deb91c02---83842862494.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=mr+and+mrs+america+tour+dates
- 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_off0000f04b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF04B | 16792 bytes |
font_01_sfnt_off0001085d.binf7a2a1b748ebec746b335b179fb8feb18c955ed284ac22627939407df49a4e3f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1085D | 17084 bytes |
font_02_sfnt_off00013536.bind667f868554651ca4c9136fa60a033e6ccc15769692b86879bb53626f487715a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13536 | 10576 bytes |
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