MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by a machine learning classifier and ClamAV, specifically flagged as a phishing trojan. It contains numerous embedded URLs that point to compromised WordPress upload storage and other disposable hosting, indicating a link farm designed to redirect users to malicious sites. The primary purpose appears to be directing users to external, potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://tamtam.com.ua/wp-content/plugins/super-forms/uploads/php/files/c2cc19d37c9dd6e2a0dc80efd4537f07/xitufokotetenemag.pdf In PDF document text
- http://test.uebersetzungen-nesselberger.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ad8b64796ee---getopikujuwafoged.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/qni89d0trqub8aj1huti07gtef/xofezajuruxazo.pdfIn PDF document text
- http://heldermusic.nl/ckfinder/userfiles/files/57257675680.pdfIn PDF document text
- http://yuha.be/_files/file/gabukosedom.pdfIn PDF document text
- https://poganyvolgyi.hu/userfiles/file/puwidine.pdfIn PDF document text
- https://castilloexterior.net/ckfinder/userfiles/files/motivagosebaxot.pdfIn PDF document text
- https://magatek.com/documents/file/kifevizenulovamilisijul.pdfIn PDF document text
- http://okfilm.kr/userData/board/file/nukevijujije.pdfIn PDF document text
- http://fotossc.pl/_files/file/jesexunise.pdfIn PDF document text
- http://pillshop.ru/uimg/files/93700713084.pdfIn PDF document text
- http://iccj.jp/images/uploads/fckeditor/file/jogumufijadaropemika.pdfIn PDF document text
- http://cedarvalekansas.com/clients/875954/File/51682351750.pdfIn PDF document text
- https://veritiesinstitute.com/wp-content/plugins/super-forms/uploads/php/files/6a260dfff2cc6483a8c8eb659707632e/235001086.pdfIn PDF document text
- http://anhuifan.com/upload_fck/file/2021-7-4/20210704121006785164.pdfIn PDF document text
- http://piazzademarini3ge.com/userfiles/files/27154942622.pdfIn PDF document text
- https://www.restaurant-latableedevercel.com/ckfinder/userfiles/files/33410692131.pdfIn PDF document text
- https://www.heainc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608150b8846c1---lusubikibefuroneda.pdfIn PDF document text
- http://drvision.org/wp-content/plugins/formcraft/file-upload/server/content/files/160d8ce244e50e---zawizoxelafudurot.pdfIn PDF document text
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607e2214f2fe7---kezanomotibigipu.pdfIn PDF document text
- https://benhgout.net/uploads/Files/file/negipifirekesadudoroti.pdfIn PDF document text
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/85cdl58e436quak1el5qvn6m6o/42852092785.pdfIn PDF document text
- https://espiber.cl/images/uploadedimages/file/givijabovuvibol.pdfIn PDF document text
- https://kayakbranson.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609cc96945acb---15175886223.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=pengantar+akuntansi+syariah+pdfPDF 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_off0000edb1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDB1 | 19300 bytes |
SHA-256: 768f8ced0b41b544f936c8d0518ab839cf9fb0a1b2baa0e02d64cae28996adb7 |
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font_01_sfnt_off00011f32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F32 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013749.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13749 | 10920 bytes |
SHA-256: 63a8ed3e4fa1cef2e77368407e0ed3bf53e78ccbbd364dd668e27111423db0bd |
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