MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links pointing to various websites, some of which are hosted on compromised CMS uploads or disposable hosting, suggesting a link farm or phishing lure. The presence of embedded URLs and the nature of the heuristics point towards an attempt to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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 https://wpsqld.com.au/wp-content/plugins/super-forms/uploads/php/files/419eae152d619d868952054ad67bbd63/46674201829.pdf In PDF document text
- http://goldartline.ua/userfiles/file/juvezanopabedogulil.pdfIn PDF document text
- http://lotusburbank.com/uploads/files/duzazukepokukij.pdfIn PDF document text
- http://cuhs1981.com/clients/8/82/82ca37c076ec4232796cb58ed009bb3a/File/dazolilu.pdfIn PDF document text
- https://xn--64-mlcufjjaii0l.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/7c1413ee34206700b22a56792abd8c63/95760303402.pdfIn PDF document text
- http://carriewoodfamily.com/clients/5/5b/5b9f2fb360c4065436fb7fe1267c3612/File/zaxuvuzowi.pdfIn PDF document text
- https://thucphamtruongxanh.com/Upload/files/nepodepimesa.pdfIn PDF document text
- https://zemiigori.com/uploads/file/16346386193.pdfIn PDF document text
- https://www.jdconstinc.com/ckfinder/userfiles/files/koxojojapufadomo.pdfIn PDF document text
- http://www.jcca.co.in/wp-content/plugins/formcraft/file-upload/server/content/files/160b06a207caf2---20026986692.pdfIn PDF document text
- http://ceskylakros.cz/userfiles/file/21055584771.pdfIn PDF document text
- https://gpuhub.net/wp-content/plugins/super-forms/uploads/php/files/tpaldsjo0ljhf11h49vvch1e9l/41455162235.pdfIn PDF document text
- http://xn--b1adbbbaeqjtsflbfms0e.xn--p1ai/pict/file/silevazokosafubupuxopoxut.pdfIn PDF document text
- https://hgb.se/filer/file/92010857212.pdfIn PDF document text
- http://camelliafb.com/uploads//files/202108040458346472.pdfIn PDF document text
- https://marblobath.com/app/webroot/img/files/42111001405.pdfIn PDF document text
- http://www.eurosecurimed.com/ckfinder/userfiles/files/zupisigodotapozipataketug.pdfIn PDF document text
- http://sklepjola.pl/userfiles/file/36257183967.pdfIn PDF document text
- http://stringpoets.com/userfiles/file/buripavajanubobup.pdfIn PDF document text
- https://kayakbranson.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133e1ae0e937---88240076827.pdfIn PDF document text
- http://gld-lining.com/user_img/files/15994840046.pdfIn PDF document text
- http://gmkms.net/upfile_editor/2021/files/fuxodikitezisode.pdfIn PDF document text
- http://basyapiemlak.com/yukleme_klasoru/userfiles/file/24708130782.pdfIn PDF document text
- https://bestrecycledautoparts.net/images_i/file/lukowebugananekejebone.pdfIn PDF document text
- https://nnkcreations.com/userfiles/file/88089377620.pdfIn PDF document text
- http://www.ashtralmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160786512660cc---79447702135.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=gran+turismo+5+walkthrough+pdfPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e4d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4D8 | 18304 bytes |
SHA-256: 4e46c5f7a29a88f073a2f42d3024543c46638f30c68429505d197a7e32ee7aa5 |
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font_01_sfnt_off000114b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114B8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012ccf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CCF | 11264 bytes |
SHA-256: a51b9996cf57009504a9ae532a974e6f13fd049ffe7de7860d0ae5d2fcc74e84 |
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