MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, directing users to compromised WordPress upload storage and other disposable hosting sites. These links likely serve as a lure for phishing or to download further malicious payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://www.autodepotperformancegroup.ca/wp-content/plugins/super-forms/uploads/php/files/t9cbphvn3563pij1a4lnkgpccq/rapidijarotaxokuv.pdf In PDF document text
- http://symbioticlifetech.org/attfile/fckimg/file///2021060784747_716151447.pdfIn PDF document text
- http://www.fotografoeventimilano.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083238fd8035---61363237587.pdfIn PDF document text
- https://xn-----6kcabagcgfjsxjciriy6alkh6a7aqk.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/76d8a0fcdda3adb1f91fd1290df20994/12005112153.pdfIn PDF document text
- http://ganan10.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/160c8e8d5d5222---35452485236.pdfIn PDF document text
- https://www.havanasalsa-dance-tours.com/wp-content/plugins/super-forms/uploads/php/files/3a9a5cc40ec19a729085411db7017006/rinixelegido.pdfIn PDF document text
- http://xn--aknmedikal-yub.com/uploads/file/kidoxofed.pdfIn PDF document text
- https://mauspro.net/upload/files/12582111610.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6edcc405a2---kuzozazi.pdfIn PDF document text
- http://socialbomjesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160706ba8d9c4e---gikofejufewitapoxo.pdfIn PDF document text
- https://smoothnomad.com/wp-content/plugins/super-forms/uploads/php/files/26khcn9k8duh040h8de8rk99lb/sadewativunad.pdfIn PDF document text
- https://bowenpainter.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6ecc875669---kamixirebakojudafowe.pdfIn PDF document text
- https://vidolamerica.org/wp-content/plugins/super-forms/uploads/php/files/cbcb8d6ae61ee735c0cf8a72645091bb/kabemaxo.pdfIn PDF document text
- http://www.skupp.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160c0562cb26cd---12303276566.pdfIn PDF document text
- http://rolfingnaples.com/clients/a/a5/a5422f62036d2d393d866963e902351c/File/lozobekuvimaxewi.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607f3e7664314---mojoz.pdfIn PDF document text
- http://flywings.sk/UserFiles/file/pakedolofone.pdfIn PDF document text
- http://subventionsbetrug.de/wp-content/plugins/super-forms/uploads/php/files/7r8ei9k8nonhbfjpjnj5nrg6s0/51452345557.pdfIn PDF document text
- https://remoteyourstaff.com/calisma2/files/uploads/xajuvuwonilogazi.pdfIn PDF document text
- http://pmdrecycling.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093a0b4ef2ed---21912461692.pdfIn PDF document text
- http://stacjaregeneracja.pl/userfiles/file/xenonajasopovarebabu.pdfIn PDF document text
- http://festivaldeliteraturadepereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609f5de54f4c2---posoguxuwaratama.pdfIn PDF document text
- http://suseefinance.com/userfiles/file/62849145867.pdfIn PDF document text
- http://tofuyatogo.com/uploads/files/57622789867.pdfIn PDF document text
- http://reutlinger.pl/userfiles/file/vixokorokujesikekoriroxi.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=french+short+ribsPDF 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_off0000f4cb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4CB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010ce2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CE2 | 10236 bytes |
SHA-256: 81b83bbcd2215cb33a76cfba64b19b3946f1a9d9a2e8594736c26970a9cb9cce |
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font_02_sfnt_off000123c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123C2 | 17328 bytes |
SHA-256: c337904330eba20e1e6bd46047063fbef3dc8af4969ace2f76d70ddfa66fa832 |
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