PDF malware analysis — malicious · 191d2141f2b27641

MALICIOUS

PDF

76.0 KB Created: 2022-04-10 18:41:39 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-22

MD5: 7820208768b8719e197d2ce49c4a5758 SHA-1: bef104f6cbfbe20d05163bef897d1d0f69c739ee SHA-256: 191d2141f2b27641f88da559d0ca2bda44680c780c10ab78355f5aa6ce836fc7

206 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9997

Heuristics 7

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

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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.
QR-code redirect lure medium SE_QR_LURE

Document instructs the user to scan a QR code with a phone — consistent with QR phishing, but also common in legitimate documents
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://lazav.co.za/YmrXLWy8?keyword=how%20to%20set%20up%20actiontec%20wcb3000n PDF link annotation
- https://mepuloruve.weebly.com/uploads/1/4/1/3/141343665/noxibamokevibo.pdfIn PDF document text
- https://xidujodoj.weebly.com/uploads/1/3/1/0/131071067/rupatenipixilapewoj.pdfIn PDF document text
- http://ksklinika.ru/ckfinder/userfiles/files/34070144495.pdfIn PDF document text
- https://tstld.org/upload/ckfinder/files/liwazulogutarada.pdfIn PDF document text
- https://muxojuwarerufi.weebly.com/uploads/1/3/5/3/135388895/nakedetim_fisagiwefi_milujeniwofep_fesajanere.pdfIn PDF document text
- https://fidexodopisulo.weebly.com/uploads/1/3/4/8/134861067/kalag.pdfIn PDF document text
- https://jixujorasubuzu.weebly.com/uploads/1/3/4/5/134592613/xebogaxupeli.pdfIn PDF document text
- https://vefubonipit.weebly.com/uploads/1/3/4/7/134719522/b00c1ec6b879.pdfIn PDF document text
- http://www.iso-clean.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1624ec6e09f7ab---sanijodifuvomoverezo.pdfIn PDF document text
- https://sevafigetof.weebly.com/uploads/1/3/4/9/134902911/takabuf_topoz_merulovi.pdfIn PDF document text
- https://loruvozov.weebly.com/uploads/1/4/1/2/141255556/zalexarop-vidanuxubu-tixikuvedamen.pdfIn PDF document text
- https://xisoxuxaxug.weebly.com/uploads/1/4/1/3/141389549/05976772ac.pdfIn PDF document text
- https://derodaju.weebly.com/uploads/1/3/1/6/131606282/1845435.pdfIn PDF document text
- https://murasujudadalox.weebly.com/uploads/1/3/5/3/135338307/berisax.pdfIn PDF document text
- https://usssecuritate.ro/userfiles/file/zafedesunezimawa.pdfIn PDF document text
- https://cobaltinc.org/userfiles/file/24122027909.pdfIn PDF document text
- http://italiangreyhound.pl/img1/userfiles/file/56464102697.pdfIn PDF document text
- http://shceping.com/upFile/photos/2022-2/file/kudelarovigi.pdfIn PDF document text
- https://nuzosobife.weebly.com/uploads/1/3/4/7/134734795/3412014.pdfIn PDF document text
- https://xoxisutebigag.weebly.com/uploads/1/3/1/4/131453062/rovedejo-tizemokaxezuwow.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_off0000c2ea.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xC2EA	10832 bytes
SHA-256: `95fe626befa243669274aa5c3f9acacfb96d82ddaa827c8e57a5b74c88e5019f`
`font_01_sfnt_off0000dbeb.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xDBEB	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`
`font_02_sfnt_off0000f3fd.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xF3FD	17516 bytes
SHA-256: `a8850437e6fcee5ce88d8fea882490afec5ec5112fa3badea7f080c2aa59af51`

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