PDF malware analysis — malicious · d3eded179d769da6

MALICIOUS

PDF

86.2 KB Created: 2021-09-15 14:10:34 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-21

MD5: 80b296f7cc6f180de4de43cb616439a5 SHA-1: befe29d7ab407a54bb3a2407fa730d5fb720f23d SHA-256: d3eded179d769da687d5c73cc5e49d8387ace0a48c307dc0bd52e564082c14e4

156 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9966

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://medvor.ru/uplcv?utm_term=hollywood+story+free+shopping PDF link annotation
- https://ddtoyz.com/ckfinder/userfiles/files/95072973517.pdfIn PDF document text
- http://unipell.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613ade855535d---kokavakidupetamifo.pdfIn PDF document text
- https://www.pollackmihalyiskola.hu/ckfinder/userfiles/files/bawagetod.pdfIn PDF document text
- http://edituj.cz/res/file/moxofiboparirixuduj.pdfIn PDF document text
- http://levotst.com/uploads/files/79695985254.pdfIn PDF document text
- http://villaturri.it/wp-content/plugins/formcraft/file-upload/server/content/files/16140f42e284b6---winogikatajug.pdfIn PDF document text
- http://lisahyatthealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138674591d1d---29354277894.pdfIn PDF document text
- http://urparitet.ru/admin/ckfinder/userfiles/files/bonekaminabitazoko.pdfIn PDF document text
- https://10glazsikeyrosa.ru/file/ninoju.pdfIn PDF document text
- http://abwhopewell.com/uploads/files/96601972695.pdfIn PDF document text
- http://maiodi.com/userfiles/files/xolitekomotewadusomu.pdfIn PDF document text
- http://yaqeen-eg.com/userfiles/file/taserakuxin.pdfIn PDF document text
- https://houstoncoinclub.org/FCKeditor/file/pofumumuxibo.pdfIn PDF document text
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/5nvvoh64nakn1p785bldtktkk4/nelaval.pdfIn PDF document text
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134e817cdbc5---besugibizamavujovebunop.pdfIn PDF document text
- https://anbuadidravidarmatrimony.com/ckfinder/userfiles/files/69915751704.pdfIn PDF document text
- https://ghnservizi.com/file/41104848525.pdfIn PDF document text
- http://cuspsurgeons.com/userfiles/file/31903130432.pdfIn PDF document text
- http://wwsm-us.com/files/file/20364921955.pdfIn PDF document text
- https://fsbulletsandbrass.com/userfiles/files/lalodosexibadazotusikalo.pdfIn PDF document text
- http://konemara.hu/userfiles/file/69385070951.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_off0000e8ce.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xE8CE	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`
`font_01_sfnt_off000100e5.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x100E5	10808 bytes
SHA-256: `c09e864e493f42985e306ad37a141d6e8860bbbd900df3d7b3e87b9894f5ac0c`
`font_02_sfnt_off00011985.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x11985	19212 bytes
SHA-256: `ee415e42b2d84e289aff61a97857ee404092682329c646ce5ef84ebd14f0e240`

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