PDF malware analysis — malicious · 4e3a40a52508ce7f

MALICIOUS

PDF

67.1 KB Created: 2022-04-02 16:58:54 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-19

MD5: 97a4fb0cb662b1511d676c22fd7b3aca SHA-1: 5d026810d9cb277aa58c6874d62e221b3e31deac SHA-256: 4e3a40a52508ce7f44ba5efc6655cf986c93b661a9a765f2ecc11d9c6e4317cc

216 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9992

Heuristics 7

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 contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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://fecuq.co.za/YmrXLWy8?keyword=minecraft%20combat%20handbook%20free PDF link annotation
- https://dibikavo.weebly.com/uploads/1/3/0/7/130738915/0a7212cb86.pdfIn PDF document text
- https://bivejeweki.weebly.com/uploads/1/3/4/3/134322338/segimamolad.pdfIn PDF document text
- https://braviengenharia.com.br/wp-content/plugins/super-forms/uploads/php/files/4laidv3t9fr8e4kcdtb23joq0f/68799989080.pdfIn PDF document text
- https://wejefagujevixow.weebly.com/uploads/1/3/4/4/134472609/gariwaku-fetobozikekuwa.pdfIn PDF document text
- https://lazeo.nl/userfiles/file/wilemanirabidopinukojolu.pdfIn PDF document text
- https://www.tifdip.com/wp-content/plugins/formcraft/file-upload/server/content/files/16221e3a7c358e---gaxafusavekor.pdfIn PDF document text
- http://dothimau.vn/kcfinder/upload/files/55136089558.pdfIn PDF document text
- https://penelusoluko.weebly.com/uploads/1/3/4/6/134699361/1660571.pdfIn PDF document text
- https://dibigisilob.weebly.com/uploads/1/3/1/6/131607467/6409278.pdfIn PDF document text
- http://worldnaturalfood.com/image/upload/File/59765643351.pdfIn PDF document text
- https://famutogerene.weebly.com/uploads/1/3/4/6/134688643/xaliv.pdfIn PDF document text
- https://farevilifowo.weebly.com/uploads/1/3/5/3/135390938/e0cc1d5127.pdfIn PDF document text
- https://telutifezidawu.weebly.com/uploads/1/3/4/6/134624569/9e86ffd4932.pdfIn PDF document text
- https://nanufuso.weebly.com/uploads/1/3/4/4/134443711/worup-wetamesuturi-rosev.pdfIn PDF document text
- https://giasidaily.com/uploads/userfiles/file/muduwoviwonuramej.pdfIn PDF document text
- https://kinifuromokemo.weebly.com/uploads/1/3/5/3/135348191/a12451.pdfIn PDF document text
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1621c30aed4945---bozedojox.pdfIn PDF document text
- https://fogovuraperikog.weebly.com/uploads/1/3/4/7/134713912/ed26d5f5.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_off0000a411.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xA411	16360 bytes
SHA-256: `7e038671e4f920fabaf1929b32a76fcb08dd3599c92496765319e19bd7b928d2`
`font_01_sfnt_off0000ce79.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xCE79	10752 bytes
SHA-256: `3a72537358dc89f88069e7be1302e4215ccdd5e9ad7c6cd94ca91cd58abbdae5`
`font_02_sfnt_off0000e704.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xE704	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`

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