PDF malware analysis — malicious · f2fda6f682a136a3

MALICIOUS

PDF

88.9 KB Created: 2022-04-25 09:13:35 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-13

MD5: 85cda26f6ae85ddb3538a8ba6154a398 SHA-1: 56d3465674ce6d696602a033a1ee00f40d8b2258 SHA-256: f2fda6f682a136a3938ffec952bdc21e7d2f63594f393bfdd7ea858afd4d47db

156 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9982

Heuristics 6

ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM

PDF 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.
Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM

Small 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.
External URI info PDF_URI

PDF contains an external URL action
Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL

The 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.
Embedded URL info EMBEDDED_URL

One 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://lovig.co.za/YmrXLWy8?keyword=what%20is%20the%20highest%20pegging%20hand%20in%20cribbage PDF link annotation
- http://hanker.ru/web/img/files/76104273711.pdfIn PDF document text
- https://www.18fire.com/wp-content/plugins/super-forms/uploads/php/files/86bdfe82ad2183093e9e7e398916b9cb/36446118744.pdfIn PDF document text
- https://vivantinvest.nl/userfiles/file/vepofidazomo.pdfIn PDF document text
- http://travelspace.pl/userfiles/file/kolijuvu.pdfIn PDF document text
- https://bio-obst-und-gemuese.de/userfiles/file/32227822014.pdfIn PDF document text
- https://sowobufujugazid.weebly.com/uploads/1/3/0/8/130873997/kisadukipimov.pdfIn PDF document text
- http://jadeite.ru/images/file/favilawezojuxuzolol.pdfIn PDF document text
- https://iamluno.com/wp-content/plugins/formcraft/file-upload/server/content/files/1621d53ee1b759---20824792790.pdfIn PDF document text
- https://mannoorpally.com/uploads/file/xufilidurutef.pdfIn PDF document text
- https://reruvezominure.weebly.com/uploads/1/4/1/4/141446534/1520051.pdfIn PDF document text
- https://dezsredstvompx.ru/wp-content/plugins/super-forms/uploads/php/files/3ba39c3e16bf4ad43ed8b6d7707e9a35/26531313065.pdfIn PDF document text
- http://lam.kiev.ua/kcfinder/upload/files/1510311728.pdfIn PDF document text
- https://jaxemojemilela.weebly.com/uploads/1/3/4/6/134622921/tepofobinanikim_bovoxijigokudab.pdfIn PDF document text
- https://xupazipul.weebly.com/uploads/1/3/5/3/135325103/kizaro.pdfIn PDF document text
- https://vogobozonek.weebly.com/uploads/1/3/4/6/134667402/90e75f3f.pdfIn PDF document text
- http://www.primalegal.eu/wp-content/plugins/super-forms/uploads/php/files/uv42mf5ic8qvng2mmc6n1srs56/22954857792.pdfIn PDF document text
- http://m2m2design.com/userfiles/54686492207.pdfIn PDF document text
- https://febukorev.weebly.com/uploads/1/3/4/3/134325382/0d482cac7500ed.pdfIn PDF document text
- https://ranuzesager.weebly.com/uploads/1/4/1/4/141408900/diparakupusilas-wafutenemo-vulukubamifune-xatalaxebajaju.pdfIn PDF document text
- http://test.xn--b1adbeobutb0arf.xn--p1ai/kcfinder/upload/files/93486878957.pdfIn PDF document text
- https://alcc.vn/wp-content/plugins/super-forms/uploads/php/files/9irallpdd0l0qro34r3mqqs1ga/kifew.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://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_off0000fa44.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xFA44	16712 bytes
SHA-256: `f6e212df47752815652363adefd30790d30fb3907a320ede656f5306fae4353e`
`font_01_sfnt_off0001258e.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x1258E	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`
`font_02_sfnt_off00013da5.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x13DA5	10760 bytes
SHA-256: `bed6ea3424227faaf048bcd044fba22cb7aba6914aff3177aa9d70214141a6c8`

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