MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by multiple heuristics and an ML classifier, specifically flagged as a phishing trojan. It contains numerous links pointing to compromised websites and disposable hosting, suggesting a link farm designed to redirect users. The presence of these links indicates an attempt to lure victims to potentially malicious destinations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://catamma.ru/uplcv?utm_term=activity+diagram+for+online+banking+system+pdf PDF link annotation
- http://gzafjc.com/uploadfile/files/93857239.pdfIn PDF document text
- http://vonschickenfremont.com/uploads/files/2772287408.pdfIn PDF document text
- http://al-bandak.com/userfiles/file/xupovaz.pdfIn PDF document text
- http://www.dogwoodagility.nl/ckfinder/userfiles/files/tutuxixabigofaj.pdfIn PDF document text
- https://www.andyselfstorage.co.uk/wp-content/plugins/super-forms/uploads/php/files/noahmca06mjjsj54ku93u4rru1/83058916175.pdfIn PDF document text
- https://www.infrascale.com/wp-content/plugins/super-forms/uploads/php/files/50f20ec8177d72940b0ccd1d949e854b/44621791077.pdfIn PDF document text
- https://teenvolunteer.org/wp-content/plugins/super-forms/uploads/php/files/bef885530e635bb8a02999f98d8beda1/tezowif.pdfIn PDF document text
- http://chemonova.com/FCKeditor/file/wosedevagosizavesedid.pdfIn PDF document text
- https://petala.gr/userfiles/file/wadezo.pdfIn PDF document text
- http://julianowka.pl/ckfinder/userfiles/files/79582605602.pdfIn PDF document text
- https://www.verpoort-bouw.be/wp-content/plugins/formcraft/file-upload/server/content/files/1611ccbb7986a3---buzinarixufumipulivim.pdfIn PDF document text
- https://www.stamfordtaxis.com/wp-content/plugins/super-forms/uploads/php/files/r602h0g217g53s1drrmikjdju0/nuxoja.pdfIn PDF document text
- https://nowbali.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/1609a0eed906a5---podakudewe.pdfIn PDF document text
- http://restravel.ru/ckfinder/userfiles/files/xadudagafekisata.pdfIn PDF document text
- http://unsersohn.ch/images/file/nukujopepigezodumodon.pdfIn PDF document text
- http://grani-tonkogo-mira.ru/wp-content/plugins/super-forms/uploads/php/files/baa15f24e5a2d281666debe448672b3b/fumelikomin.pdfIn PDF document text
- https://hiperaktivite.info/userfiles/files/33589587283.pdfIn PDF document text
- http://adria-ex.com/images/blog//file/74102464460.pdfIn PDF document text
- http://teresachild.com/upload/files/sopemonezidaposisiboma.pdfIn PDF document text
- http://hzbmsj.net/images/upload/File/21131026497.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_off0000d47a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD47A | 15880 bytes |
SHA-256: 110c4b6340cdbab441bd1f9dc003be8bf225b513c89c94265b9d69be23028187 |
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font_01_sfnt_off0000fd4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD4F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011566.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11566 | 11356 bytes |
SHA-256: fcb60b654a224803ba594cec6965669f636176a0c3ee7895eed9657727c73d24 |
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