MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised websites or link farms, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure and URL analysis point to a malicious link farm.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF 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.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall 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.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe 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.
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Embedded URL info EMBEDDED_URLOne 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://nomylo.ru/uplcv?utm_term=all+my+life+watch+online PDF link annotation
- https://www.pharmaright.ca/wp-content/plugins/super-forms/uploads/php/files/0islvap7piuii3ie0jsbhv966d/mizatewibapowuzaloka.pdfIn PDF document text
- http://dgxzz.com/uploadfile/file/32994049873.pdfIn PDF document text
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/1613593af2e15f---zuvajagetopenupokelu.pdfIn PDF document text
- https://kapokcmassage.com/uploads/files/202109082154253960.pdfIn PDF document text
- https://brahmagnanam.org/fck_uploads/file/wavawupulawemu.pdfIn PDF document text
- http://cambridgekapurthala.com/damana/userfiles/file/novonawegam.pdfIn PDF document text
- http://sys-svinding.dk/userfiles/file/darojesoxifibim.pdfIn PDF document text
- http://herbwaterthailand.com/userfiles/files/28880281952.pdfIn PDF document text
- https://al-farh-iq.com/upload/userfiles/file/jotaloretox.pdfIn PDF document text
- https://waxparadise.pl/userfiles/file/89640028114.pdfIn PDF document text
- http://modamoda.nl/uploads/pic_lib/file/dugozuwigenudeno.pdfIn PDF document text
- http://iuoooo.com/filespath/files/20210909020756.pdfIn PDF document text
- http://myucmas.com/userfiles/file/dafunupisopoxajuxulozaxa.pdfIn PDF document text
- https://unitedcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136db90c2db7---17148925250.pdfIn PDF document text
- http://sevenseahotel.com/uploads/images/files/45115889504.pdfIn PDF document text
- http://cbgnfinance.com/userfiles/file/75219835379.pdfIn PDF document text
- https://giasidaily.com/uploads/userfiles/file/73695319922.pdfIn PDF document text
- https://hkpefa.org/editor_upload/file/vedanigo.pdfIn PDF document text
- http://aa-nusd.jp/7654716824.pdfIn PDF document text
- http://aranysolyomfeszke.hu/editor_up/43149202860.pdfIn PDF document text
- http://boatmonies.com/uploads/files/vegazafazobozo.pdfIn PDF document text
- http://pensionpoint.cz/userfiles/files/72353918315.pdfIn PDF document text
- http://sanyosushiglendora.com/uploads/files/powipasi.pdfIn PDF document text
- https://piataafacerilor.ro/app/webroot/files/userfiles/files/rakaboximuma.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_off0000d7b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7B4 | 10516 bytes |
SHA-256: ff8b6a970add5ba12869f69eade9f501c89c6179a65cf847107fba9c8f58c64e |
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font_01_sfnt_off0000ef81.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF81 | 17844 bytes |
SHA-256: f082d23c2b44591478c5851886445ff2ea685421d627372b89401b2601098de8 |
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font_02_sfnt_off00011d9e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D9E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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