MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The sample was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate the PDF contains a link farm pointing to compromised WordPress uploads and disposable hosting, suggesting a phishing or malware distribution lure. The embedded URLs are likely used to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9983
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://drafthe.ru/uplcv?utm_term=stream+f9+free PDF link annotation
- https://vinocastillo.hu/editor_up/55915961326.pdfIn PDF document text
- https://flcevent.fcu.edu.tw/plugin/ce1/ckfinder/userfiles/files/20210911070226.pdfIn PDF document text
- http://fsnmmaterials.com/UPFILE/userfiles/files/82926243278.pdfIn PDF document text
- http://yey.uw52.com/upload/files/75314821826.pdfIn PDF document text
- http://www.wm-meyer.de/meyer/admin/editor/ckfinder/userfiles/files/57099077143.pdfIn PDF document text
- http://vektor-bezpeki.com/userfiles/files/88259961479.pdfIn PDF document text
- https://peoplehelppeople.net/uploads/File/6108864204.pdfIn PDF document text
- http://imdad-egypt.com/userfiles/file/tobariluwewetudaxilemibir.pdfIn PDF document text
- https://segurosjdd.com/wp-content/plugins/super-forms/uploads/php/files/a0r16vdsr0jbdbppnbn716ve21/sasubopikukajolevogobosat.pdfIn PDF document text
- http://okun.su/upload/file/74218985264.pdfIn PDF document text
- http://nutronicltd.com/userfiles/file/13825075363.pdfIn PDF document text
- https://art-lamps-rali.eu/files/file/netonafisitipagevifedepe.pdfIn PDF document text
- https://allegypttours.net/userfiles/files/55907964879.pdfIn PDF document text
- http://mkbeauty.vn/luutru/files/linofejuwokalojuvapa.pdfIn PDF document text
- http://cgl.lu/userfiles/files/33730346476.pdfIn PDF document text
- https://szabobuszrendeles.hu/files/files/kodibedokerenikogogo.pdfIn PDF document text
- https://heyratacademy.ir/file/29077156298.pdfIn PDF document text
- https://workinhotel.com/upload/fckfile/64785317443.pdfIn PDF document text
- https://fieldofgreen.com/wp-content/plugins/super-forms/uploads/php/files/0f160e3264dfd8bfec460450be055f76/sivegejazodopasoletotimi.pdfIn PDF document text
- http://addisonplaza.abwingsmd.com/uploads/files/pavam.pdfIn PDF document text
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/52jeokreh4casun428meqaenp0/51712424606.pdfIn PDF document text
- http://grandinhr.eu/images/user/file/lodonodagagojulukimuve.pdfIn PDF document text
- http://basar-hemeringen.de/ablage/userfiles/files/4941168122.pdfIn PDF document text
- 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_off0000b02e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB02E | 14888 bytes |
SHA-256: 5b7290d7b4fd9f6877fc3a4248678100b96e5fd57232902b8d3bb44f0edca5b5 |
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font_01_sfnt_off0000d597.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD597 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000edae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDAE | 10088 bytes |
SHA-256: ddf18252d24b7e0c890e4e1831a59e57666f584f559d87f9cf0f155e373e548a |
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