PDF malware analysis — malicious · 2b6bb818b8002f9a

MALICIOUS

PDF

74.0 KB Created: 2022-04-09 01:14:16 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-17

MD5: c8c107d0c69129e54b1837775aaab7bd SHA-1: 83a65f5e1bf3249e98271f29b51d1f3bd582b973 SHA-256: 2b6bb818b8002f9a855ad0f981bb4b559499afc40de108894625250f958004b8

126 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9995

Heuristics 5

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.
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://norin.co.za/YmrXLWy8?keyword=stihl%20ms170%20chain%20lube%20adjustment PDF link annotation
- https://ctkupavna.ru/upload/file/92547418812.pdfIn PDF document text
- http://www.vastervreta.se/upload/files/rezotidetenarosivub.pdfIn PDF document text
- http://ufnk.fr/app/webroot/files/file/60638257352.pdfIn PDF document text
- https://tezanifarepuji.weebly.com/uploads/1/3/0/7/130775277/898248.pdfIn PDF document text
- http://ekbdrive.ru/ckfinder/userfiles/files/tigem.pdfIn PDF document text
- http://canadianrockies.ca/files/file/gubumisiwupemukabemovedop.pdfIn PDF document text
- http://cmsdoc.blum-group.de/data/cmsdoc/userfiles/file/tobisopuboruwokaverugosog.pdfIn PDF document text
- https://tungafilm.com/dorceiys/ckfinder/userfiles/files/ralepidebamesojoveba.pdfIn PDF document text
- https://nexojirinetu.weebly.com/uploads/1/3/1/1/131164364/df633a0341bae7.pdfIn PDF document text
- http://gleb777.com/fck_upload/file/rijatavanekobet.pdfIn PDF document text
- http://greenlasthousing.com/admin/kcfinder/upload/files/toxapapizekukinu.pdfIn PDF document text
- http://fecirturizm.com/resimler/files/pivibogoza.pdfIn PDF document text
- https://lozoveku.weebly.com/uploads/1/3/1/4/131438804/tuwule.pdfIn PDF document text
- https://digakotukuz.weebly.com/uploads/1/4/1/2/141251186/kaguj.pdfIn PDF document text
- http://pustelnik-budownictwo.pl/ckfinder/userfiles/files/13465941280.pdfIn PDF document text
- http://renknh.com/ckupload/files/xoxisi.pdfIn PDF document text
- http://essentielles-theater.de/UserFiles/File/pesidufunif.pdfIn PDF document text
- https://bomirilipaxotez.weebly.com/uploads/1/3/4/0/134096722/7626834.pdfIn PDF document text
- http://edv-denk.com/userfiles/file/18633111689.pdfIn PDF document text
- https://micro-logic.ro/images/uploaded/file/xanesilefelezeraki.pdfIn PDF document text
- https://ragaxunuwad.weebly.com/uploads/1/3/1/4/131407405/zivur_xoxukozejizog_bibufuzeviwid_tutikifex.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_off0000bb9f.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xBB9F	16868 bytes
SHA-256: `9e9eeea29854153870fc93d0e4b41656100d61fa57b93d1a686311ebb31407e6`
`font_01_sfnt_off0000e7ea.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xE7EA	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`
`font_02_sfnt_off00010001.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x10001	11084 bytes
SHA-256: `11350c1812afddfa0c903c0d2f81374169da351e7b0298e99a4b135a74a86cb0`

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