PDF malware analysis — malicious · d3eba2d0b255210b

MALICIOUS

PDF

73.2 KB Created: 2021-09-04 10:57:21 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-21

MD5: 2af79b5e9994ddfa14de20ecf32afd3b SHA-1: 003c0283c9162ca383eb41d0f95b3c2d87eb49e2 SHA-256: d3eba2d0b255210b04736742000870f7624da79550eac789a9d64d3975ce18f8

156 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9981

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://xn--nmqu14inmf.com/upload/files/tekuxapogerilopijegof.pdf In PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/ng9l4iqb6s8a7pmism6ss98kd0/xazabit.pdfIn PDF document text
- http://nhactheducthammy.com/upload/files/22669524210.pdfIn PDF document text
- http://maivietnamesecotati.com/uploads/files/70499167657.pdfIn PDF document text
- http://lamarchesainterita.be/lamarchesainterita/imgdb/news/files/joxajurobit.pdfIn PDF document text
- http://kortennis.co.kr/B/ck/ckfinder/userfiles/files/kuwukabovufejazifenobire.pdfIn PDF document text
- https://livre-art.com/ckfinder/userfiles/files/72590095696.pdfIn PDF document text
- https://www.digitalsofts.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4c1216121d---61666105666.pdfIn PDF document text
- https://slezanie.eu/userfiles/file/45786651713.pdfIn PDF document text
- https://cungcapthitdetuoi.com/app/webroot/files/images/pages/files/varewumikokimime.pdfIn PDF document text
- https://sanmuabancongty.vn/images/content/files/35895267530.pdfIn PDF document text
- https://serpavenger.com/ckfinder/userfiles/files/79232902304.pdfIn PDF document text
- http://www.plan.msu.ac.th/ckfinder/userfiles/files/94420758008.pdfIn PDF document text
- https://alexandrapanayotou.com/web/images/static/file/kiwimarobivuwepoduxokazi.pdfIn PDF document text
- https://floridainvestment.cz/files/file/35419905343.pdfIn PDF document text
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/b3542b31c78449e3c7a0a5fa31bb02ff/64648245066.pdfIn PDF document text
- https://www.accidentinjuryalbuquerque.com/wp-content/plugins/super-forms/uploads/php/files/236m44rmfmsbq3flrk6bnviapk/51361941174.pdfIn PDF document text
- https://fallsplat.se/file/76494231671.pdfIn PDF document text
- http://hebammenglueck.de/ckfinder/userfiles/files/wufekowovikasebiwola.pdfIn PDF document text
- http://hanart21.com/files/userfiles/file/koruritiwupefagagudobiwor.pdfIn PDF document text
- http://maychamsocda.vn/images/userfiles/file/vokorixotikoxosabirewug.pdfIn PDF document text
- https://truckforceone.com/upload/editor/file/24314041068.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=nevanac+colirio+bula+pdfPDF 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_off0000bab9.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xBAB9	10628 bytes
SHA-256: `03e93557c11832d699a75cfb47860eabe4a9404ed7783b7bddf4056a5c6cf742`
`font_01_sfnt_off0000d2e4.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xD2E4	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`
`font_02_sfnt_off0000eaf6.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xEAF6	16580 bytes
SHA-256: `08df17ee5de1c9985d6491965d000cdb7074a4fd5e69b9c6739e3ad60ad2ef97`

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