MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as a malicious PDF by ClamAV and an ML classifier. It contains numerous external links, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users. The presence of these links and the overall detection indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://drafthe.ru/uplcv?utm_term=yeah+you+really+got+me+going
- https://malashealthcare.com/userfiles/files/60644071969.pdf
- http://www.socalgreatwhite.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fda90abcc0---dirobufujupujavewidedaga.pdf
- http://jarosi.hu/files/file/91966447001.pdf
- http://www.blackhillsdancecentre.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b73723921f0---pibebosaxorilitumivukop.pdf
- http://premiumresourcing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9693c29010---93033826282.pdf
- http://arisutour.com/ckupload/files/27925569851.pdf
- https://arte-salon.ru/upload_picture/17961550268.pdf
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/ivtk5v1pl8n602kjd5404k8vc0/sazulajazemepik.pdf
- https://vernadoc.com/wp-content/plugins/super-forms/uploads/php/files/b15e2dd71c2133afc522a1fbe6b0ec41/zotijabedapu.pdf
- https://izharfoster.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070360de00cc---garonalurisetajegef.pdf
- http://winso.tw/userfiles/file/76534718088.pdf
- http://aitrans.cn/UploadFile/file/F1202106241909175229.pdf
- https://ecef-groupe.com/wp-content/plugins/super-forms/uploads/php/files/0jn4s744c4scd2fij90v4lt4g2/kipixerusirupadoro.pdf
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c12b6b43db---todavekafuxesupibuwe.pdf
- https://www.ideaklinikankara.com/wp-content/plugins/formcraft/file-upload/server/content/files/160838323be9e3---zukokaburewog.pdf
- https://vmkstroi.ru/wp-content/plugins/super-forms/uploads/php/files/cdcaeec0da03129c1eba356b17abe329/vipuwevowebiloj.pdf
- http://salinahighschool1968.com/clients/3/33/33fcb9b832a528c934b1ac42c6b88a99/File/95220131305.pdf
- https://greshamgilessalon.com/wp-content/plugins/super-forms/uploads/php/files/284bbab42c4adbc89ee48b301c63e2c9/soguvenomesezaxuvibarob.pdf
- http://e-sportis.com/images/upload/74064555255.pdf
- http://www.thediethub.in/wp-content/plugins/formcraft/file-upload/server/content/files/160a9554840543---46162878383.pdf
- https://www.parkgest.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160af20567c3a7---68171295435.pdf
- http://intechsol.kz/wp-content/plugins/formcraft/file-upload/server/content/files/160b783de324bb---morarubigunekipozobese.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_off0000e6c9.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6C9 | 16792 bytes |
font_01_sfnt_off0000fee0.binea0201078de42f7f42b8f74539a762ddaa837f6ce3e05627f1612d593143aafa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEE0 | 10584 bytes |
font_02_sfnt_off000116d1.bind74c3955b4feb7a310ce625ecc768a2ca301ca14e35d5a167683fcc78397ba49 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116D1 | 17164 bytes |
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