MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many pointing to compromised WordPress sites, suggesting a phishing or malware distribution campaign. The ML classifier and ClamAV detection strongly indicate malicious intent. The document's structure as a link farm on disposable hosting further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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://wastran.ru/uplcv?utm_term=60000+ms+to+seconds
- https://amblamy.ee/upload/file/4674579325.pdf
- http://www.restorationservice.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607076314482a---8723885201.pdf
- http://travelport.pl/userfiles//file/519697381.pdf
- http://www.idenet.net/wp-content/plugins/formcraft/file-upload/server/content/files/16070062ce857d---59137095252.pdf
- http://lushexperiences.com/wp-content/plugins/formcraft/file-upload/server/content/files/160779b14166a5---68170501720.pdf
- https://www.lenoir-elec.com/wp-content/plugins/super-forms/uploads/php/files/ke80q0ofkgehrbbb6lrpqkov67/41183008272.pdf
- http://xn--b1ahhafccpgkb2bxo.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/cd9f38b7fc4bec2c445d25140c975b7f/dogef.pdf
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2b96766caa---655330491.pdf
- https://minutesnap.com/wp-content/plugins/super-forms/uploads/php/files/f55cd4818a1e151a68ad220c91e51bf2/70720866471.pdf
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160729ec4450d6---diwuji.pdf
- https://event-connections.net/wp-content/plugins/formcraft/file-upload/server/content/files/16090efe3a3606---fotarijorajugiv.pdf
- http://chiangmai-clean.com/user_img/files/5084745738.pdf
- https://naseeha.org/wp-content/plugins/super-forms/uploads/php/files/57d82235bb7c207233d802722dcc2058/kozitik.pdf
- https://michaels-limo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e7c2730530---naxirowezukobodoku.pdf
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/59fd039fe8bdd4630955883d52f04c2a/todusijokenowasitoruju.pdf
- https://tirthmobile.com/wp-content/plugins/super-forms/uploads/php/files/0ktdfc343cgjpl99rgutomu5ac/8887082624.pdf
- http://xn--b1ahhafccpgkb2bxo.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/3d0502597a61a8f1db7c610bacc1d9da/80369788678.pdf
- http://www.jamesbgriffinlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160986840107b9---78987015889.pdf
- http://staging.impactredevelopment.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608854eaacc74---kutogofoj.pdf
- http://kelvista.lt/images/files/fobunolivatok.pdf
- https://www.kalirich.com/wp-content/plugins/super-forms/uploads/php/files/cq7moja7ejs6pt8koespip25o1/1173023017.pdf
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/160735e2825afd---71062532229.pdf
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/5dcc55b7ffb31a39afea0fc823cb394e/94307908528.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_off0000e3f7.bin235dd6b8584c002b7bd12ac536926a1d31caa52f4af48a6f8a8cbb2663612599 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3F7 | 10324 bytes |
font_01_sfnt_off0000fb38.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB38 | 16792 bytes |
font_02_sfnt_off0001134a.bine35828e2150d6a9a69498d4d5a34a1011f353efeb8a53f512bafcc1251edba0b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1134A | 16496 bytes |
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