PDF malware analysis — malicious · 3dddb43c8ea487a2

MALICIOUS

PDF

75.5 KB Created: 2022-04-01 22:34:27 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-25

MD5: 60564bbe84fb80a1e1bc9da0ceb81091 SHA-1: ca429d3a259035dcb642a1d47ac965b60644d145 SHA-256: 3dddb43c8ea487a2cf8bca16fa91c8cd857aec298cf6da3fefedcf7f7c617a34

156 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9989

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
PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM

PDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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://colod.co.za/YmrXLWy8?keyword=how%20to%20write%20and%20sell%20historical%20fiction%20by%20persia%20woolley PDF link annotation
- https://sonikegusu.weebly.com/uploads/1/3/3/9/133997348/1501972.pdfIn PDF document text
- https://tdh-europe.org/files/files/43748134875.pdfIn PDF document text
- https://norajaxufok.weebly.com/uploads/1/3/4/6/134611117/jigexofujogaji.pdfIn PDF document text
- http://laserbeautymachine.net/d/files/65037199135.pdfIn PDF document text
- http://cistenivytahu.cz/upload/file/12038260973.pdfIn PDF document text
- http://vkts.se/userfiles/file/xajifuruzijidolike.pdfIn PDF document text
- https://avigailpekelman.com/sites/default/files/file/80525624501.pdfIn PDF document text
- http://www.radiopopiatej.com/wp-content/plugins/formcraft/file-upload/server/content/files/1621ba45985083---ravivewememevitidefod.pdfIn PDF document text
- https://xujifedivo.weebly.com/uploads/1/3/4/8/134862591/1c6e4.pdfIn PDF document text
- http://klawiatury-foliowe.pl/_data/file/naretivisur.pdfIn PDF document text
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/7e97a0187447d8aca1351ba9ecec9e2a/zovugalikusumizanumixezim.pdfIn PDF document text
- http://barefoot.pl/userfiles/file/91395858729.pdfIn PDF document text
- http://euredit-editions.com/userfiles/file/wafivelajujel.pdfIn PDF document text
- http://street.bpv.su/content/files/files/nipejepiduvaxulewuwog.pdfIn PDF document text
- https://actieaanbieding.com/upload/content/files/vufivaba.pdfIn PDF document text
- https://www.cis2020.scrs.in/kcfinder/upload/files/dulozudosijigaseg.pdfIn PDF document text
- http://saraiaser.nl/userfiles/file/lisatopafepejadabewog.pdfIn PDF document text
- http://premiumdrinks.eu/userfiles/jaxumivuline.pdfIn PDF document text
- https://sajawibur.weebly.com/uploads/1/3/4/6/134631073/sadone.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1623381fa05f7b---xujuwapuxopekizi.pdfIn PDF document text
- http://huabulaw.com/uploadpic/2022-3/file/2022031710054673499.pdfIn PDF document text
- https://fililajivivumir.weebly.com/uploads/1/3/4/4/134456316/47edf34.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_off0000c28f.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xC28F	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`
`font_01_sfnt_off0000daa6.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xDAA6	11048 bytes
SHA-256: `d8349be257e02733a178cbed4a0068926336b73933eafe2d0581710e4e5fc5e2`
`font_02_sfnt_off0000f412.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xF412	16500 bytes
SHA-256: `fbcc34280cddddf0f861f6f83f8006cf20a84389fbe237dbd9444deaff60a2af`

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