PDF malware analysis — malicious · 0d337e41ac1726f8

MALICIOUS

PDF

80.6 KB Created: 2021-06-13 16:48:25 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-14

MD5: 6231801280166eca77b846d2af8a3bbf SHA-1: 9ecab87cb744bbdc762dbb3abc502cb3775d6b5f SHA-256: 0d337e41ac1726f837440005d754741dfff4b657bfcdca13b4cd1b607b2e28ba

156 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9998

Heuristics 6

ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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://oniceh.ru/uplcv?utm_term=resident+evil+4+sexy+mod PDF link annotation
- http://lavera.it/wp-content/plugins/formcraft/file-upload/server/content/files/160b658ea81282---virogizifa.pdfIn PDF document text
- https://brahmagnanam.org/fck_uploads/file/8745957418.pdfIn PDF document text
- http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/160858cc50e19e---noxugij.pdfIn PDF document text
- https://www.18fire.com/wp-content/plugins/super-forms/uploads/php/files/d185f62b616ef665b795d81f00a57a7b/bivukapaxukosimefi.pdfIn PDF document text
- http://lichnyiybrand.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607db1745e9c6---buxuregenewopesana.pdfIn PDF document text
- https://criteriacambio.com.br/wp-content/plugins/super-forms/uploads/php/files/2kpi00er5aa42paf8bsld6smfi/dazotudepedobofejekirafo.pdfIn PDF document text
- https://dfa-finanz.de/wp-content/plugins/formcraft/file-upload/server/content/files/160bb6edfcd834---gorogapiridazobod.pdfIn PDF document text
- https://cruiseship.cruises/wp-content/plugins/super-forms/uploads/php/files/tpjihlu9esqkrm29q4e63l4vds/13435152758.pdfIn PDF document text
- https://paloaltospeakerseries.com/wp-content/plugins/super-forms/uploads/php/files/94efff571153e77240ae0d12f4121348/5490630956.pdfIn PDF document text
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/a5a0593544051454533d02d5ef36948a/91224500438.pdfIn PDF document text
- http://ontheedgeofnow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d5d4aea3ed---limukapifemola.pdfIn PDF document text
- https://alismobile.co.uk/wp-content/plugins/super-forms/uploads/php/files/8e5bb1982f5ca469f974d2750239b77c/ditusapiko.pdfIn PDF document text
- https://veritiesinstitute.com/wp-content/plugins/super-forms/uploads/php/files/b69426c3e5b02a8993d924c4865458af/9562306275.pdfIn PDF document text
- http://chi-kara.net/userfiles/file/rujevesazuboxef.pdfIn PDF document text
- http://drinkandshrink.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1609380849911e---pufitagakeximevaf.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000f296.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xF296	4992 bytes
SHA-256: `febe2f932d7813848ac3455f7987c3c79a3d37aa26b69b8b01af4cb35d41ea23`
`font_01_sfnt_off00010392.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x10392	1796 bytes
SHA-256: `d9f96797a54aa890ffc864a62d0ee1bea369dc139b9f5922dbee51669d5f236a`
`font_02_sfnt_off00010c1e.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x10C1E	11664 bytes
SHA-256: `7a82d84708533b0e67a0c2a2bc801c6789d246fbd1c595263c0393f00d11cdf3`

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