MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The sample is a PDF document identified as malicious by ML classifiers and ClamAV. It functions as a link farm, containing numerous URLs pointing to compromised WordPress upload storage and other disposable hosting. These links likely lead to phishing pages or further malware downloads, aligning with a spearphishing attachment attack pattern.
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://makanbanyak.net/contents/files/weporeb.pdf In PDF document text
- https://viajespereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e920439efd---tuvedadememesok.pdfIn PDF document text
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160798010a5e54---27957589112.pdfIn PDF document text
- http://in-dapt.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ad2582f2b2---63119094404.pdfIn PDF document text
- https://trucraftsmanship.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083c4644706a---kajelepopi.pdfIn PDF document text
- http://lnianemarzenie.pl/userfiles/file/mosejusaxedovepul.pdfIn PDF document text
- http://vladjurnalist.ru/archive/file/zusedune.pdfIn PDF document text
- http://briquettemachinery.com/d/files/92158711066.pdfIn PDF document text
- https://singaporenotarypublic.com/wp-content/plugins/super-forms/uploads/php/files/4c01863f1b6ff9886fbce3e99d6f9a33/99060355160.pdfIn PDF document text
- http://zkojicin.cz/userfiles/file/21305825385.pdfIn PDF document text
- https://higher-reason.com/wp-content/plugins/super-forms/uploads/php/files/19s91jui5m469msr7430ronvv7/82974582271.pdfIn PDF document text
- https://ngusacdon.com/upload/files/pevik.pdfIn PDF document text
- https://endoaccessories.com/wp-content/plugins/super-forms/uploads/php/files/fjp30p74lqstv6p80uj9ravjvn/moxumotetedasigeduwi.pdfIn PDF document text
- http://werder-ritter.de/UserFiles/File/febexi.pdfIn PDF document text
- https://rosycaffe.com/file/xeretev.pdfIn PDF document text
- https://asfus.net/virgsurv/userfiles/file/gikom.pdfIn PDF document text
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ce2422a657---nazujewomaragobisosareg.pdfIn PDF document text
- http://cesishotel.lv/res/wysiwyg/file/panowunulizid.pdfIn PDF document text
- https://member-amz-seller-system.de/wp-content/plugins/super-forms/uploads/php/files/4b2d72425e93a26bace173ad458025af/winutejer.pdfIn PDF document text
- http://muzeumostrowiec.pl/obrazy/file/luduvusotusoke.pdfIn PDF document text
- http://livestreaming.group/wp-content/plugins/super-forms/uploads/php/files/f44s543bmu5aohrprujffgdqispteeo5/komanedujevevavopepo.pdfIn PDF document text
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/el5mj5jkh2fajui5vo7h11uqb8/gurakixowurakokasafin.pdfIn PDF document text
- https://spitalmoldovanoua.ro/ckfinder/userfiles/files/45980615447.pdfIn PDF document text
- http://japanbizkorea.com/userData/ebizro_board/file/zufopujekuzasizegurosedo.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=euro+to+tlPDF 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_off0000bda5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBDA5 | 15836 bytes |
SHA-256: 323c22df108ac15c4b30b5aac129dd93b89d3731744df0f89af8389c1e7e9e57 |
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font_01_sfnt_off0000e6d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6D1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fee7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEE7 | 9528 bytes |
SHA-256: fee9d7be66ee13536d088c2048776500126ae2ac3a164eede8234fb0672d7f95 |
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