PDF malware analysis — malicious · f87a2e9716f89b8e

MALICIOUS

PDF

72.0 KB Created: 2022-05-03 09:43:02 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-16

MD5: b1079b7c816dcb1c923969ba24179189 SHA-1: acabaf421c965024f4345c48e16b536edfd46609 SHA-256: f87a2e9716f89b8ec80a4d9240c5735b321c50e7e60e6715a92f780e32601571

126 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9990

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=diccionario%20griego%20latin%20espa%C3%B1ol%20pdf PDF link annotation
- http://www.bash.cl/media/file/vozugupifovurob.pdfIn PDF document text
- http://ipsgroupjjn.org/userfiles/file/68870804886.pdfIn PDF document text
- https://kigivudepi.weebly.com/uploads/1/4/1/5/141595996/e6670.pdfIn PDF document text
- https://alfalahmedical.org/c_panel/ckeditor1/ckeditor/kcfinder/upload/files/68701725298.pdfIn PDF document text
- https://dafanifupo.weebly.com/uploads/1/3/4/6/134645493/jatalivev.pdfIn PDF document text
- http://zoscm.zohukum.com/ckfinder/userfiles/files/kuwewatawirim.pdfIn PDF document text
- http://obedovice.cz/userfiles/file/18889439996.pdfIn PDF document text
- http://www.ap-arte.ro/fckupload/file/nopekadi.pdfIn PDF document text
- https://tanavizone.weebly.com/uploads/1/3/4/7/134709943/1979641.pdfIn PDF document text
- https://fakadaro.weebly.com/uploads/1/3/5/9/135961508/5008649.pdfIn PDF document text
- https://tediditapudet.weebly.com/uploads/1/3/4/6/134693156/c0610a.pdfIn PDF document text
- https://bluedomain.online/ckeditor/kcfinder/upload/files/sofevirabazikizu.pdfIn PDF document text
- http://travelsolutions.co/ckeditor/kcfinder/upload/files/rogaduvezoxipipebetipix.pdfIn PDF document text
- https://cmflower-kkc.com/ckfinder/userfiles/files/xivuk.pdfIn PDF document text
- https://zakixefesa.weebly.com/uploads/1/4/1/4/141446477/wotapijefefovof-karefesexezo-vozobuganegix-mepizad.pdfIn PDF document text
- https://www.iccct21.scrs.in/kcfinder/upload/files/darogos.pdfIn PDF document text
- https://antiquites-opio.com/kcfinder/upload/files/6495669306.pdfIn PDF document text
- https://pixasowurixes.weebly.com/uploads/1/3/4/9/134904492/7679834.pdfIn PDF document text
- https://fobizitejekaz.weebly.com/uploads/1/4/1/3/141362212/bodisi-tinogopifikur.pdfIn PDF document text
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/161febfbeb43fa---48228555327.pdfIn PDF document text
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/1620204063ef84---zutiz.pdfIn PDF document text
- https://projektovanje.info/userfiles/file/degakejum.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_off0000b0d0.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xB0D0	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`
`font_01_sfnt_off0000c8e2.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xC8E2	17824 bytes
SHA-256: `86fd6f91b9271745b481db85760377d6d047b97609a18bbf2a4b25dfb007e0f5`
`font_02_sfnt_off0000f5cd.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xF5CD	11004 bytes
SHA-256: `a51086d979a4b0dda0c374b6fd5e47997f90565c773a1c607065ecf8437b27b0`

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