MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised WordPress upload storage and other disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs are likely used to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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 http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/ajtslmngtum9g5a7g3vh9i2ci4/31620740993.pdf In PDF document text
- https://www.infrascale.com/wp-content/plugins/super-forms/uploads/php/files/94e287c05fec3ea5798132f62d78c2be/soluzuwibaduxunase.pdfIn PDF document text
- https://www.karavanlakesfet.com/wp-content/plugins/super-forms/uploads/php/files/7edf1d13d5faa214b13b30a220bb0071/jarudagif.pdfIn PDF document text
- https://gservicepz.com/wp-content/plugins/super-forms/uploads/php/files/165e92cff6e302bc9eca2c548aef3061/latigisimigozigu.pdfIn PDF document text
- http://berallebags.com/UploadFiles/FCKeditor/20210524080458.pdfIn PDF document text
- http://indiebookoftheday.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084a02fd4cef---51263921596.pdfIn PDF document text
- https://www.mobytec.com.br/mobytec/wp-content/plugins/formcraft/file-upload/server/content/files/160855f0e56d63---rijoze.pdfIn PDF document text
- https://flycam.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160b7a1141ebb7---wovulap.pdfIn PDF document text
- https://andana.us/files/files/72222369818.pdfIn PDF document text
- http://omegapizza.net/uploads/files/92341265656.pdfIn PDF document text
- https://imapcb.org/wp-content/plugins/super-forms/uploads/php/files/20jkrodqbevfn9d93mlimhu7v7/74338305511.pdfIn PDF document text
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/1607f4819753e0---dulipanoj.pdfIn PDF document text
- https://canvasations.com/wp-content/plugins/super-forms/uploads/php/files/d8qnenjl4akukrhfn8rcpveu22/36045073014.pdfIn PDF document text
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a573b88294c---74090878438.pdfIn PDF document text
- https://www.grandeprairie.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607c8fb0cb7dc---7406553130.pdfIn PDF document text
- https://www.waterlooarmsnewforest.co.uk/wp-content/plugins/super-forms/uploads/php/files/0f1e3de9e1ccfb25bf7761c7e5d899f8/36557803907.pdfIn PDF document text
- https://uleshuzataruhaz.hu/files/file/pumitorigigejujatewupi.pdfIn PDF document text
- http://bjjiffy.com/upload/sigefud.pdfIn PDF document text
- https://specialbrands.gr/wp-content/plugins/super-forms/uploads/php/files/fa8b4c69e82a73d4372f9f989230962a/gewofevapirodo.pdfIn PDF document text
- https://pankalconstructora.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b741521a3ab---18894151600.pdfIn PDF document text
- https://stcc-sa.com/motakamel/Ups/files/6596135538.pdfIn PDF document text
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16099dabc37188---15749897592.pdfIn PDF document text
- https://louvre.lv/res/wysiwyg/file/35499858591.pdfIn PDF document text
- http://for-rent-aalst.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075eacb47279---zaviwijadakijaxowovemo.pdfIn PDF document text
- https://www.citysecurity.org.uk/wp-content/plugins/super-forms/uploads/php/files/5uq7db22ea11lklnspespsiagc/wunipovikeganuvoradupuma.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=wow+system+requirements+bfaPDF 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_off00012a8b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A8B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000142a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x142A2 | 10908 bytes |
SHA-256: f725694c1a1b49e980fbdac21ea0d165a0be2d6aef812a3a4a941911d077d7c1 |
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font_02_sfnt_off00015bf5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15BF5 | 18456 bytes |
SHA-256: a6cf4287c1e83ab22ca1ebd3f4391ef6d613efea5f7a1cdc40af0542d03e6266 |
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