MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded URLs, many of which point to compromised websites or are part of a link farm designed to obscure the final destination. The 'SE_INVOICE_LURE' heuristic suggests a phishing or payment scam pretext. ClamAV detection and ML classification strongly indicate malicious intent, likely to trick users into visiting malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
Heuristics 7
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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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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 http://video-cycling.de/files/file/jolekozojivusujolax.pdf
- http://2990592.ru/ckfinder/userfiles/files/44837974795.pdf
- http://festivaldeliteraturadepereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/16097fd332f412---32251474181.pdf
- http://wienbildarchiv.com/upload_files/files/66287129243.pdf
- https://alcc.vn/wp-content/plugins/super-forms/uploads/php/files/othfeqjbri4hinj1a5grru5rct/32447059483.pdf
- https://yukkumpulgroup1.com/contents//files/lojexigutaronetofomizez.pdf
- https://www.cdscabling.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160707c341c0cd---wosibol.pdf
- http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b083849bf4---2281596286.pdf
- http://www.kevinbrooks.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c18233cecb4---fuwarazorog.pdf
- https://yourlightingbrand.com/wp-content/plugins/super-forms/uploads/php/files/68014dcce85f6b86f80e4b613affd6d9/67797802345.pdf
- http://hitecds.com/userfiles/file/mulor.pdf
- https://ipic.vn/userfiles/file/10671475545.pdf
- http://intergeored.com/upload/File/2581540932.pdf
- http://irs-messtechnik.at/upload/78660487334.pdf
- http://guss-ex.de/uploads/fck/file/83158246362.pdf
- http://copy2d.com/ftp/image/file/ganajatizoxunesusa.pdf
- http://fitviewer.de/files/file/22821610480.pdf
- https://www.tangelo.no/wp-content/plugins/formcraft/file-upload/server/content/files/1607e83e9e1786---2260457795.pdf
- https://tonwen.org/userfiles/file/60897745240.pdf
- https://fulzugaskozpont.hu/files/23401542912.pdf
- http://psychoterapia-przemysl.net/img/userfiles/file/bugefizawazukodokomuvep.pdf
- https://pgp-puh.hr/fck_media/file/19887098387.pdf
- http://sungsam.net/userData/board/file/xenemovodolabumizazesu.pdf
- https://thejasmineway.net/wp-content/plugins/super-forms/uploads/php/files/b27d4rnsfhe07sf0i3n3iq3v40/3481994875.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=web+page+design+tutorial+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010e98.bin8e454df0549fac2ee81a074201df4abde05de74e33d3e24cd76700deac13e0cb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E98 | 17980 bytes |
font_01_sfnt_off00013d42.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13D42 | 16792 bytes |
font_02_sfnt_off00015559.bincb0045b40e95afe6046d9acc042de36f45bbf839e14209d95a46335d4e026519 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15559 | 10908 bytes |
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