MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a link farm with numerous URLs pointing to compromised WordPress sites, suggesting an attempt to lure users to malicious content. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates these links are on disposable hosting, further supporting a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
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 http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083a69b7ebc2---4413289314.pdf In PDF document text
- http://mosjob.ru/images/file/zisazafokukuziduradile.pdfIn PDF document text
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/160d2479916b11---46858238099.pdfIn PDF document text
- https://rittenhousesmiles.com/wp-content/plugins/super-forms/uploads/php/files/0fa721062c89950937eaa75f27937d9c/wukenexijajevesewokud.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/160a9d4cdc2cff---38201483970.pdfIn PDF document text
- http://ackerviewguesthouse.com/userfiles/file/29360892194.pdfIn PDF document text
- https://vizzzio.ru/wp-content/plugins/super-forms/uploads/php/files/cb6e91cd193a8014d309ab5c20d3d311/ranezuxu.pdfIn PDF document text
- https://autoschiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a5cd617910d---22907597184.pdfIn PDF document text
- http://be-now.pl/userfiles/file/zeledoxosavavefuxo.pdfIn PDF document text
- http://www.finanzanlagen-honorarberatung.de/wp-content/plugins/formcraft/file-upload/server/content/files/160985870de3c0---jusibotobevoki.pdfIn PDF document text
- https://serwisnawigacji.pl/userfiles/file/69489948795.pdfIn PDF document text
- https://www.electriclighting.com/wp-content/plugins/super-forms/uploads/php/files/682256c1f2abbd645bde3651c1fa9168/muwosuw.pdfIn PDF document text
- http://dlevitin.ru/fck_editor_files/files/ramirazirik.pdfIn PDF document text
- https://afanasyev-design.ru/wp-content/plugins/super-forms/uploads/php/files/f5aa1bad3354fbcf97434be64fc1aaa8/wakikoputitojovib.pdfIn PDF document text
- https://gccpay.net/wp-content/plugins/super-forms/uploads/php/files/7d9d3515475dde2558e643bb80d572c9/67250023151.pdfIn PDF document text
- http://sonnenheizungen.ch/fckeditor/editor/images/file/robinugaragaxagegiraxuj.pdfIn PDF document text
- http://blog.crowdly.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c9ba76fe53---91861389974.pdfIn PDF document text
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/160869ef019aff---8333650861.pdfIn PDF document text
- https://3dreamvr.com/wp-content/plugins/super-forms/uploads/php/files/3664826c0f56aadaf4fe3e5414a8dc75/28584923386.pdfIn PDF document text
- https://www.projectorrentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a605c35f03b---zaxefuropoji.pdfIn PDF document text
- http://www.pointcookelectrician.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160c5d932d0b43---mepapizegebexibabilaxusi.pdfIn PDF document text
- https://vashadvokat82.ru/wp-content/plugins/super-forms/uploads/php/files/9fed57520c9a98a04412e675a459e4d4/fukugelaral.pdfIn PDF document text
- http://www.commandinglife.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9dfae86ebc---besajisewozenitemebutozin.pdfIn PDF document text
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/6c8463dd4b0e14302d1fb882bec5a71e/gijorefejogejas.pdfIn PDF document text
- http://boisehighclassof1965.com/clients/879780/File/53568873849.pdfIn PDF document text
- https://ovalpolycoats.com/media/79990470799.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=monster+study+guide+answersPDF 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_off0000cc93.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC93 | 16172 bytes |
SHA-256: aa8f9ae614d6d857f470a2e03cb1b391f756c3e386d1ca8abefe861a8df81033 |
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font_01_sfnt_off0000f668.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF668 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010e7f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E7F | 10672 bytes |
SHA-256: db2144bd8fff7e9d9363b398355d31fed68c8e19795e8a3d63fd134a256308dc |
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