MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
This PDF file was flagged by multiple heuristics as a link farm, with many distinct hosts and URLs pointing to compromised CMS upload storage. The ML classifier and ClamAV also identified it as malicious, specifically as a phishing trojan. The document body is heavily obfuscated and appears to be generated content rather than user-readable text, reinforcing the interpretation that its primary purpose is to host links to external malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
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://akarchlight.com/wp-content/plugins/super-forms/uploads/php/files/bc2939df2b9cc7d0ba149b4a0619ba19/pipetugojakeduwabuzavexub.pdf In PDF document text
- https://digidatadecolombia.com/wp-content/plugins/super-forms/uploads/php/files/df0531b622d83749327362ecfd111ae6/30111981393.pdfIn PDF document text
- http://vietsaovang.com/uploads/userfiles/file/50321272299.pdfIn PDF document text
- http://bestapp4u.com/admin/uploadedfiles/file/59223486905.pdfIn PDF document text
- https://polinagerz.ru/wp-content/plugins/super-forms/uploads/php/files/llpdbph8g86e7u69vtvqct076i/senofeta.pdfIn PDF document text
- https://www.pennlighting.com/wp-content/plugins/super-forms/uploads/php/files/b9b3ea9a3f9a07983f2125ce6a3c01ea/ropinabakimufisoguk.pdfIn PDF document text
- https://www.llgnjinc.com/wp-content/plugins/super-forms/uploads/php/files/82783a72f8da258395bf99c568f7715b/pesawulatifofagig.pdfIn PDF document text
- http://www.theagentpipeline.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b0062ddca60---gozafavajojofofal.pdfIn PDF document text
- http://itaindustrial.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160862dae9aa50---rabomemiteri.pdfIn PDF document text
- http://www.segurosfacility.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160ab5d80d90a7---kexuvisumesemo.pdfIn PDF document text
- https://veglifekc.org/wp-content/plugins/super-forms/uploads/php/files//gimokimesobuzuxajit.pdfIn PDF document text
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f027611695---jaduzoxazi.pdfIn PDF document text
- http://csc0898.com/userfiles/file/20210609083541_cmw2mn.pdfIn PDF document text
- http://wabasnb.com/files/fckeditor/file/156467130060c487ca18e95.pdfIn PDF document text
- https://earthideasawnings.com/wp-content/plugins/formcraft/file-upload/server/content/files/160850dbcad8f8---80858819769.pdfIn PDF document text
- https://carstenrath.com/wp-content/plugins/super-forms/uploads/php/files/df4mmdiu7kb3afo6lur1g0qs6s/kireket.pdfIn PDF document text
- https://bistakalikotenetwork.com/userfiles/file/96770310266.pdfIn PDF document text
- http://studionegro.net/userfiles/files/84705859935.pdfIn PDF document text
- https://elitestrategyglobal.com/wp-content/plugins/super-forms/uploads/php/files/293caf85e89dd1bffa0dfe8cdcb11e20/jewogoxogafufebew.pdfIn PDF document text
- http://cortabellanews.com/userimages/tevitipimomobep.pdfIn PDF document text
- http://www.alwaysflorida.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d548d057c7d---81527879274.pdfIn PDF document text
- https://choiceenergynetwork.com/wp-content/plugins/super-forms/uploads/php/files/cc6ed545627dc041598bd202ca5ccb60/8306478101.pdfIn PDF document text
- http://lushexperiences.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608228c17d79a---68787794298.pdfIn PDF document text
- https://argekaucuk.com/nbg/upload/files/32446927178.pdfIn PDF document text
- https://centrobrands.com/wp-content/plugins/super-forms/uploads/php/files/0c41556048b8bea21c1dbcadbfe40c13/59997849566.pdfIn PDF document text
- http://iideree.org/wp-content/plugins/formcraft/file-upload/server/content/files/160736e912ec69---desufononifudi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=to+bring+off+meaningPDF 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_off0000c6ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6AC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000dec3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEC3 | 10348 bytes |
SHA-256: 2ff43c5290aa1283c2384b07617cf99d6e196e826af9bc83822462bf49b4832e |
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font_02_sfnt_off0000f618.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF618 | 16336 bytes |
SHA-256: 9a846ef613bc3be2bf978b7475d9794de54d79fc6e670a6454467f2557d553cb |
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