PDF malware analysis — malicious · d3ed018ecb551dc4

MALICIOUS

PDF

76.0 KB Created: 2022-04-15 01:44:08 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-20

MD5: 966b1a1cdeedffd24e1c73377e57f259 SHA-1: 6be88bf0130f53da6a39c137e31bb54009171852 SHA-256: d3ed018ecb551dc443ec581059a4b16d908cb5ed493d3aa242959de4e3ec5940

216 Risk Score

Machine Learning

Nyx PDF Classifier malicious score 0.9998

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://podar.co.za/YmrXLWy8?keyword=what%20is%20a%20plate%20boundary%20where%20two%20plates%20are%20moving%20toward%20one%20another PDF link annotation
- https://fanunidepaz.weebly.com/uploads/1/3/4/4/134474969/romivazape_zuwel_wavekajisolak_donal.pdfIn PDF document text
- https://wangwangcamp.com/uploads/files/202202070618143460.pdfIn PDF document text
- https://sixalusizefew.weebly.com/uploads/1/3/1/3/131378898/40efdd61ea2.pdfIn PDF document text
- http://vet-arrighicolangelicristilli.eu/userfiles/files/91702547879.pdfIn PDF document text
- https://kisikana.hr/UserFiles/files/juvizesubemeb.pdfIn PDF document text
- https://www.bocamvigliesrooms.com/wp-content/plugins/super-forms/uploads/php/files/5949c3ea7dac1f049c2e6d480ce492bb/mifaxewulutorudofifori.pdfIn PDF document text
- http://cedresarquitectura.com/wp-content/plugins/formcraft/file-upload/server/content/files/162436ff294324---pefujisedevusavesepejel.pdfIn PDF document text
- https://solarconsulting.org/wp-content/plugins/super-forms/uploads/php/files/663c1fda90b534a03117c84a09b37fc9/76282093453.pdfIn PDF document text
- http://allergya.news-read.com/upload/files/falegavagitijipup.pdfIn PDF document text
- https://rumejujosuzix.weebly.com/uploads/1/3/1/1/131164455/wovenagizese.pdfIn PDF document text
- https://www.gpaci.org.br/cms/ckfinder/userfiles/files/59332773310.pdfIn PDF document text
- https://tovatogabapuve.weebly.com/uploads/1/3/7/5/137500799/vokokakovoxu-kixedonoj-kudududaj-xunux.pdfIn PDF document text
- https://xasavogo.weebly.com/uploads/1/3/1/8/131856096/garemoxejozijun.pdfIn PDF document text
- https://kegegizexuf.weebly.com/uploads/1/3/4/0/134042356/ff49f7b8d179.pdfIn PDF document text
- https://solener.info/ckfinder/userfiles/files/balamefivuzupok.pdfIn PDF document text
- http://jiin-torng.com/uploadfiles/20220322194536.pdfIn PDF document text
- https://gigodetexopisi.weebly.com/uploads/1/3/4/6/134630538/gedad.pdfIn PDF document text
- https://gaxatibixowoki.weebly.com/uploads/1/3/1/4/131452935/f64cf58.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_off0000c3e4.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xC3E4	16580 bytes
SHA-256: `56ae4a902454cacfc0b4be035d4715248eb03cec2668bbc7a847289daf7e1c48`
`font_01_sfnt_off0000eedb.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xEEDB	16792 bytes
SHA-256: `9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1`
`font_02_sfnt_off000106f2.bin`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x106F2	11340 bytes
SHA-256: `4e70ebbacd39fa644368394478b6edde3239218bb3631b49cc8c26582f1fe43c`

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