MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external resources, many of which are hosted on disposable domains or compromised WordPress sites, indicating a link farm designed to distribute malicious content. The ClamAV detection and ML classifier strongly suggest a phishing or trojan payload. No scripts were extracted, but the structure and URL patterns are consistent with phishing lures.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://garglob.ru/uplcv?utm_term=information+technology+past+paper+1+with+answers PDF link annotation
- http://laserinnsbruck.com/static/xopamenobututebukize.pdfIn PDF document text
- http://inbjnews.com/data/cheditor/0603/files/72031814128.pdfIn PDF document text
- http://sxnqx.org/upload/file/Fl202109241447078417.pdfIn PDF document text
- http://xahuaheng.cn/userfiles/file/74104548921.pdfIn PDF document text
- http://sunway.me/uploads/file/270646459430.pdfIn PDF document text
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/16138c7a9b00e6---xavobutejabukosuzomawap.pdfIn PDF document text
- http://muntepa.com/userfiles/files/28954946820.pdfIn PDF document text
- http://www.bluefashion.cz/ckfinder/userfiles/files/timotamuwepepape.pdfIn PDF document text
- https://eguiders.com/uploads/94046981905.pdfIn PDF document text
- https://tenshinorchids.com/FCKeditor_upload/file/misovumanewefobidaluju.pdfIn PDF document text
- http://autodilykanka.cz/cmsimple/images/file/49430170546.pdfIn PDF document text
- http://alocainghien.com/uploads/userfiles/file/xaremazaz.pdfIn PDF document text
- https://allcondosales.rodeodrivecondosale.com/userfiles/files/31984140189.pdfIn PDF document text
- http://spakimthi.com/upload/files/wetamiw.pdfIn PDF document text
- http://ntweac.edu.hk/admin/ckfinder/userfiles/files/23163878190.pdfIn PDF document text
- http://postelezmasivu-olomouc.cz/ckfinder/userfiles/files/doxodasogefasovasazuje.pdfIn PDF document text
- http://aytekinpolatel.com/image/files/lijatekisenividexagitaju.pdfIn PDF document text
- https://combrooncom.com/contents/files/matokavagegovitupof.pdfIn PDF document text
- http://sirinthepgroup.com/userfiles/file/78143413476.pdfIn PDF document text
- http://urotunisia.com/uploads/FCK_files/file/buvesep.pdfIn PDF document text
- http://kovovyroba-nosniky.cz/UserFiles/File/lopifosexug.pdfIn PDF document text
- https://brunoamaranti.it/wp-content/plugins/super-forms/uploads/php/files/bee5obfii7r9mpnlohlvu4msn3/nikumikuponazilumolaz.pdfIn PDF document text
- https://nicemexico.net/wp-content/plugins/formcraft/file-upload/server/content/files/1614626afbdb02---vukusibitagapugarubukoraw.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_off0000b17f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB17F | 14496 bytes |
SHA-256: 6cdcb77efc1941a73d2146fc421437c44d4266eae16c4dfc62ea33eabfeeb58f |
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font_01_sfnt_off0000d5ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5EF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ee06.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE06 | 11128 bytes |
SHA-256: 22b76f8c5ec3d8a51a3e50f787c94f025b085b880d83365933a132c5918e21d3 |
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