PDF malware analysis — malicious · 4455ae3456c6ee59

MALICIOUS

PDF

100.4 KB Created: 2022-04-20 19:19:56 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-11

MD5: 99e3447a97b4160a5cdbb91e11dc8e82 SHA-1: c5fb5394c110777e9a8e5de9e799b34675e1cbcd SHA-256: 4455ae3456c6ee596b6679842f806874a0fb12d0abe6de9f038e1cdb00899299

134 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

This PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The PDF contains an embedded JavaScript stream and numerous external URIs, suggesting it is designed to redirect users to potentially harmful websites. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this, indicating a large number of links on disposable hosting, likely for phishing or malware distribution.

Machine Learning

Nyx PDF Classifier malicious score 0.9988

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.
Embedded JS stream low PDF_JS

PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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://ragaz.co.za/YmrXLWy8?keyword=weber%20spirit%20grill%20cover%20amazon PDF link annotation
- http://gsest.com.sa/ckeditor/kcfinder/upload/files/71151247890.pdfIn PDF document text
- https://nexiwurepefisov.weebly.com/uploads/1/3/4/3/134372078/6008529.pdfIn PDF document text
- http://cantinachitarra.it/userfiles/file/96237016163.pdfIn PDF document text
- https://hotelritariccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/1620b075b63b5a---pezazapoxewazusuv.pdfIn PDF document text
- https://sepiximefajo.weebly.com/uploads/1/3/4/8/134849953/rupamo_jitabewider_vezexiwexeko_wapate.pdfIn PDF document text
- https://jeximikukadolo.weebly.com/uploads/1/3/1/6/131636734/1660754.pdfIn PDF document text
- http://shangrilatheshow.com/ckfinder/userfiles/files/jexepebetisubad.pdfIn PDF document text
- http://hfnhsw.com/upload/files/56213103828.pdfIn PDF document text
- http://thecpg.org/kcfinder/upload/files/gubixuxupepexodoj.pdfIn PDF document text
- http://doicoffee.co.jp/js/kcfinder/upload/files/vuvezabogonorev.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/13e0b6204e71cdacb7b6cb7a73c71d6b/77322835752.pdfIn PDF document text
- http://htrp.ru/kcfinder/upload/files/87591640283.pdfIn PDF document text
- https://lepoboniw.weebly.com/uploads/1/3/0/9/130969744/sovirirojakifeg_kizimixikikasi.pdfIn PDF document text
- https://stiglic.sk/userfiles/file/28435645276.pdfIn PDF document text
- https://muraxanebiromes.weebly.com/uploads/1/4/1/5/141504125/1897534.pdfIn PDF document text
- https://zefumebibabuje.weebly.com/uploads/1/4/1/3/141332809/891542.pdfIn PDF document text
- http://iwebcambodia.com/admin/kcfinder/upload/files/pemapubese.pdfIn PDF document text
- http://www.jw-kids.jp/kcfinder/upload/files/likaverixoxalivologa.pdfIn PDF document text
- http://musicpark-live.com/userfiles/file/xulelupulapogubixadagema.pdfIn PDF document text
- https://mibubibot.weebly.com/uploads/1/3/1/8/131871690/migofe.pdfIn PDF document text
- https://lejukeju.weebly.com/uploads/1/4/1/3/141351868/kudur_jonazabune.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_off0001234a.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x1234A	17672 bytes
SHA-256: `e9352aab709666a1afb6c72a4f3a450415a7bfa9534991e1521054ecbd0aa911`
`font_01_sfnt_off00015194.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x15194	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`
`font_02_sfnt_off000169ab.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x169AB	10976 bytes
SHA-256: `08149b053c071c793e13b7df1f7af9873e77052cd0b49cf17155fe91702db1bf`

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