PDF malware analysis — malicious · 2b6bf710c24785f7

MALICIOUS

PDF

76.5 KB Created: 2021-10-10 05:20:07 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-17

MD5: de8cce6aa7e2f77d4a2d203e4dc6dcf5 SHA-1: c225d29dc71c1d595013a24d2a0b12a9170485cb SHA-256: 2b6bf710c24785f7806ed63afc6d13df724419e6378c55e3f7022b08dd6dbc86

146 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9980

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
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://nomylo.ru/uplcv?utm_term=the+colour+of+magic+read+online PDF link annotation
- http://interwork.sk/userfiles/file/xikuvali.pdfIn PDF document text
- http://westpakusa.com/phpsites/vertical_living/uploads/file/fixuduzewelotemulomuzeki.pdfIn PDF document text
- https://triatlonshop.cz/userfiles/file/52479124889.pdfIn PDF document text
- http://nobody-films.com/bpms/includes/fckeditor_uploads/userfiles/file/derorodis.pdfIn PDF document text
- https://kimansion.com/uploads/file/33852806254.pdfIn PDF document text
- https://sdhouse.info/ckfinder/userfiles/files/puvekebozol.pdfIn PDF document text
- https://thai-airpark.com/ckfinder/userfiles/files/zupusedipefamogegipeg.pdfIn PDF document text
- https://mkting.com.co/wp-content/plugins/super-forms/uploads/php/files/3f500bc7a684181882e7ca0c4243d52e/tineriziza.pdfIn PDF document text
- http://ruihuitax.com/files/file/39316095794.pdfIn PDF document text
- https://solidpractise.com/files/userfiles/file/mipujevapetijuximijokoj.pdfIn PDF document text
- https://audreyheselmans.com/_files/file/13030034924.pdfIn PDF document text
- https://cs168.tw/upfiles/editor/files/kerisowavemamaleti.pdfIn PDF document text
- http://tiramisu-o.com/yamituki-n/uploads/files/bokeragebasi.pdfIn PDF document text
- http://munnarinfo.in/userfiles/file/wugazexemipirigabeduruvig.pdfIn PDF document text
- http://benetalent.com/upload/files/44541379272.pdfIn PDF document text
- https://matrixx.lu/images/85050352295.pdfIn PDF document text
- http://mezon.jp/userfiles/file/lavusofe.pdfIn PDF document text
- http://wxmx.cn/upload/ckimg/files/202109281111407617.pdfIn PDF document text
- http://finadev-groupe.com/userfiles/file/35034543386.pdfIn PDF document text
- http://studiolorenzino.eu/userfiles/files/13379733824.pdfIn PDF document text
- http://consoles-a-gagner.com/fckeditor/userfiles/file/walibamipu.pdfIn PDF document text
- http://alda.pl/ckfinder/userfiles/files/kimanuwufav.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_off0000c705.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xC705	17564 bytes
SHA-256: `ee3b6b25a8c52d47112a7787efa46719a9328f9ba91f0d56ea36667f995a7cb9`
`font_01_sfnt_off0000f43b.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xF43B	10720 bytes
SHA-256: `7cc9f387fd7a36ae691bdc214113c8918eb65e0b54d5b39c1894c20e42abac20`
`font_02_sfnt_off00010c63.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x10C63	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`

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