MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a link farm pointing to numerous PDF files hosted on compromised WordPress sites and disposable domains. The presence of multiple external URIs and the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic indicate a strong intent to redirect users to potentially harmful content, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://inclinedigital.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d0348039a2a---35509972910.pdf
- https://adlinefor.com/home/webagen/public_html/korn/data/file/lujiwumoxeri.pdf
- http://quangcongluc.com/upload/files/wuginuzax.pdf
- https://yourtuscanyguide.com/wp-content/plugins/super-forms/uploads/php/files/g9btm8v683l350ovp5i4lhfro0/kulik.pdf
- http://studiorinaldibedin.eu/userfiles/files/29703078784.pdf
- https://laxmigrouppune.com/wp-content/plugins/super-forms/uploads/php/files/c554c4bdf696289b80fde4cd2f8db721/xurixador.pdf
- http://kaupa.cz/userfiles/file/7562985185.pdf
- https://stallion-international.com/userfiles/file/wibodatunojifedazeki.pdf
- https://loan-financial.com/wp-content/plugins/super-forms/uploads/php/files/9f21172bdd99d6ee6b903e760c03edfa/temajoromokolovuzotuki.pdf
- https://lion-trading.co.uk/wp-content/plugins/super-forms/uploads/php/files/mjilfeorndg8nuk8dlssdvk00f/vovirefoto.pdf
- http://connect-senior.ch/uploades/userfiles/file/81432036978.pdf
- https://ariaparvaz.com/basefile/ariaparvazcom/files/7894384539.pdf
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/160e5c6f753160---geduxowasos.pdf
- http://krindustria.com.br/site/wp-content/plugins/formcraft/file-upload/server/content/files/160a85791d6928---susivaze.pdf
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/16086e97716e50---22014326275.pdf
- http://ubest.ru/images/file/tujovil.pdf
- http://business-plan-capalpha.eu/mbp/upload/images/images/upload/ckfinder/taxixajumu.pdf
- https://veterinarycarefoundation.org/userfiles/file/66759973112.pdf
- http://entrackintl.com/uploads/vatafugagowigegakofadiwe.pdf
- http://haileylusk.com/clients/e/e6/e6412a3df854040bfb282c4f37eddf02/File/23380669113.pdf
- http://ptaki.info/imgekoprojekty/files/tudodadibegibug.pdf
- http://morgancountyoh.com/userimages/28441367612.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=comment+installer+whatsapp+sur+iphone+4+avec+cydia
- 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_off0000f5c2.bin784229bcc0033122f4aa6d0c127ffa6574826af1b957b1d8154279233471dde9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5C2 | 17016 bytes |
font_01_sfnt_off0001223c.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1223C | 16792 bytes |
font_02_sfnt_off00013a53.bin2d65528883f466a8f32727873259f369b678bf9d9fd047237453511259f7ff4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A53 | 11256 bytes |
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