MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains numerous embedded URLs, many of which point to compromised WordPress sites. These URLs are structured as a link farm, suggesting an attempt to lure users to malicious destinations for phishing or malware delivery. The ClamAV detection and ML classifier strongly indicate malicious intent, classifying it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://garglob.ru/uplcv?utm_term=telecaster+body+dimensions+pdf PDF link annotation
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087e839826cd---30249541283.pdfIn PDF document text
- http://chargers68-50th.com/clients/3/3d/3dd154274af4887fbe356f6dcfc18689/File/tetufedekiboledug.pdfIn PDF document text
- https://taxiporec.top/wp-content/plugins/super-forms/uploads/php/files/hom2hbu5j9hki9seu5u1f34p9a/zuluvazopabiweridewepopu.pdfIn PDF document text
- http://needychild.org/ckfinder/userfiles/files/masinabonajepowam.pdfIn PDF document text
- http://1yunnan.com/ckfinder/userfiles/files/tudimuwu.pdfIn PDF document text
- http://theponghop.com/upload/files/zoberulubu.pdfIn PDF document text
- https://ceadersvalet.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608866bd9c43b---mipatitowesabuzesilono.pdfIn PDF document text
- https://gbeequestriansurfaces.com/wp-content/plugins/super-forms/uploads/php/files/t4e9r6ub78548159hqpdsgjfnd/63326426203.pdfIn PDF document text
- http://www.urbanwaterways.info/files/zetemowugo.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608487792a907---89210498243.pdfIn PDF document text
- http://upoart.com/ckfinder/userfiles/files/guwororapumogesunibulifog.pdfIn PDF document text
- https://festival.bg/fckeditorfiles/file/84410003060.pdfIn PDF document text
- https://adepotcustom.com/UploadFiles/file/20210429094923101.pdfIn PDF document text
- https://zweefvlieg.net/userfiles/file/48081662773.pdfIn PDF document text
- https://www.inter-tube.co.uk/wp-content/plugins/super-forms/uploads/php/files/b88ae282f1f723e00944b0d98667a8b4/12272172382.pdfIn PDF document text
- http://duocthientam.com/uploads/ckfinder/files/73691211742.pdfIn PDF document text
- http://vytvarnyobchod.cz/UserFiles/File/86586750471.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7e8e832ee9.pdfIn PDF document text
- https://www.mozartcantat.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160855d0ba15c3---99345488998.pdfIn PDF document text
- https://www.hediyevideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3ed22f11cd---sipupapoxagufepuger.pdfIn PDF document text
- https://www.bocamvigliesrooms.com/wp-content/plugins/super-forms/uploads/php/files/2a8736aa73197c02d64bda1c68cf372e/40238749305.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://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_off00010b97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B97 | 17124 bytes |
SHA-256: 901ff6e15fbcc65c0419294baa0df0487795ed90265cc4e335fc124e55b255b9 |
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font_01_sfnt_off00013846.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13846 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001505d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1505D | 10996 bytes |
SHA-256: b1cafae6a7bf4809285450e05e896343950f344d4624eb84e815d62d980fb051 |
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