MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links pointing to compromised WordPress sites and disposable hosting, indicating a link farm designed to redirect users to malicious content. The presence of these link farms suggests an attempt to distribute malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://israelonthehouse.com/wp-content/plugins/formcraft/file-upload/server/content/files/16100f7e82c2b8---ximobisike.pdf
- http://www.victorian-manor.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160a27b1ecb192---suzobineraxanazugawisa.pdf
- http://orderkai.com/uploads/files/74389536573.pdf
- https://pernambucoimortal.com/imagens/files/nirulet.pdf
- http://www.julitolaschools.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608243e93a197---kusorafepimakelovusepax.pdf
- http://vinaaquachem.com/uploads/files/zowezuluwopisunupefikuf.pdf
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160b613104d2d7---fedaxoluzufimuzanotuluro.pdf
- http://bobiniauto.com/userfiles/file/sigumopuf.pdf
- http://margheritango.it/userfiles/file/66203486976.pdf
- http://lirealestatelitigator.com/wp-content/plugins/super-forms/uploads/php/files/a3be078fbdba346a54f07bba56517fdd/58937870870.pdf
- http://mfahk.com/upload/files/4321575276.pdf
- http://evevoyance.fr/adh/.-/file/19397824309.pdf
- http://savitaco.com/uploads/images/files/71359107167.pdf
- https://igescanada.com/ckfinder/userfiles/files/26191994172.pdf
- http://ddrwc.net/clients/869849/File/40334562307.pdf
- http://speednewslive24.com/assets/ckfinder/core/connector/php/uploads/files/dujegose.pdf
- https://www.taxikladis.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1612a6242b69fe---gejarulo.pdf
- http://dwhs79.com/clients/15834/File/47966016839.pdf
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c65dfc066c2---nasitatemasizeves.pdf
- https://www.brightfieldbusinesshub.co.uk/wp-content/plugins/super-forms/uploads/php/files/86shrrj8p7g0lrlnd2caoru8o4/munisozowinixozatisupuji.pdf
- https://petrovsky14.ru/docs/files/80261107184.pdf
- http://www.evisiontiendaonline.com/ckfinder/userfiles/files/96941898334.pdf
- http://dobre-jaja.com/Upload/file/73183071034.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=numbers+review+worksheets
- http://crossfit28.com.s125853.gridserver.com/siteuploads/editorimg/file/98006253088.pdf
- 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_off0000c828.binbeef0fa84ab9fdcb8fc7223c029b4a9ff2c7bc3f55a9205ca6b11ce95c8fd5e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC828 | 16900 bytes |
font_01_sfnt_off0000f352.bin13f5b85294a2081df7e1e611c8e78e38bb2df03f41fcbd51607988bf1fb1b07c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF352 | 10524 bytes |
font_02_sfnt_off00010b68.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B68 | 16792 bytes |
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