PDF malware analysis — malicious · 3dde3d452066c2a9

MALICIOUS

PDF

70.6 KB Created: 2021-10-01 00:17:07 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-26

MD5: 34590d09abda29ec656de5b7c5b51ac6 SHA-1: c73387027f4f46b5d6cd97810feeab0abbf3cec6 SHA-256: 3dde3d452066c2a9afd2979cfee9a4140d8dd941e2062e7ddf3851e5f193762e

126 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9951

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://smidgel.ru/uplcv?utm_term=social+engineering+christopher+hadnagy+pdf PDF link annotation
- http://www.photonics-science.com/ckfinder/userfiles/files/47633975937.pdfIn PDF document text
- https://gionggiacam.com/ckfinder/userfiles/files/soribujigenizasipe.pdfIn PDF document text
- https://herfection.herfection.tw/upload/ckfinder_temp/files/20210925152615.pdfIn PDF document text
- http://ebrinteractive.com/userfiles/file/veniraxalomisosegatuzurun.pdfIn PDF document text
- http://iuoooo.com/filespath/files/20210906045730.pdfIn PDF document text
- https://www.colegiodesafio.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/1613d4ef9ca0fd---mofonulugow.pdfIn PDF document text
- http://em-mould.com/ckfinder/userfiles/files/68248625693.pdfIn PDF document text
- https://ecohort.com/userfiles/files/pidurutubadomuvigefilitu.pdfIn PDF document text
- http://huyndaicaudien.com/upload/files/xoseso.pdfIn PDF document text
- https://www.barrau-philippe-sedeco.fr/ckfinder/userfiles/files/lowixiwalavuzokex.pdfIn PDF document text
- https://kvkumariajnkvv.org/singhania/downloads/file/kobejivegibikolurenunuj.pdfIn PDF document text
- https://z87992961.com/upload/files/20210926185554.pdfIn PDF document text
- https://rosedreamholidayhomes.com/ckfinder/userfiles/files/joxudotarejam.pdfIn PDF document text
- http://www.orarestauratorisaf.it/wp-content/plugins/formcraft/file-upload/server/content/files/16140a186d9de9---tasipupodekibabonowe.pdfIn PDF document text
- http://eg-connect.com/php_codes/Scott/VieauAssociates/code/userfiles/file/223126429.pdfIn PDF document text
- http://ristoranteibucanieri.it/userfiles/files/69019727874.pdfIn PDF document text
- https://harmony-lazienka.pl/Upload/file/29490545453.pdfIn PDF document text
- http://impactpluslearning.com/ckfinder/userfiles/files/36852294016.pdfIn PDF document text
- http://taigesw.com/upload/files/sexaxamulezetuloweja.pdfIn PDF document text
- http://ulv-fogger.es/d/files/zitinomaved.pdfIn PDF document text
- https://vaynhanh365.net/contents/files/pimemabudigexe.pdfIn PDF document text
- http://archinfo.ru/uploads/file/mugedagawedawaw.pdfIn PDF document text
- https://alpasol.e-giant.net/upload/files/kuditikutomuk.pdfIn PDF document text
- http://dintainoodle.com/uploads/files/4940401944.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_off0000b121.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xB121	16644 bytes
SHA-256: `70d080cf5c95f429e765589d3041b1915395874433d07c6572975fe91e71ed9c`
`font_01_sfnt_off0000db4f.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xDB4F	11088 bytes
SHA-256: `53bd9a9a4f8ec1f894f27c27107d39dad50190618df723b6bc0c199bbc2b5c0a`
`font_02_sfnt_off0000f4d9.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xF4D9	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`

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