MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised websites and disposable hosting, suggesting a phishing or malware distribution scheme. The file's structure and embedded URLs align with techniques used to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.8547
Heuristics 5
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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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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://smidgel.ru/uplcv?utm_term=is+spinach+high+in+purines
- https://patriot.ch/wp-content/plugins/super-forms/uploads/php/files/hmup0ci6ahcg3rb44dhroc3a85/pudituw.pdf
- https://implant-drill.com/userfiles/file/gafofapelel.pdf
- http://krakowska98.com/zdjecia/fck/file/65334920218.pdf
- http://www.communityheroesproject.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613129edc73be---3641889549.pdf
- http://akekaluck.com/ckfinder/userfiles/files/kumajanoxakuto.pdf
- http://baodieptailor.com/uploads/2021-09-18/images/files/7263154829.pdf
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16139d307bcef1---34936530404.pdf
- http://www.siphonicflowmandiri.com/upload/files/segevumifumekivefibigugew.pdf
- http://azstorestudio.com/uploads/files/83679375373.pdf
- https://mexico-airport-transfers.com/ckfinder/userfiles/files/gilagaziveku.pdf
- http://hkbroadwin.com/userfiles/43105099954.pdf
- http://suliaok.com/v15/Upload/file/2021917127277079.pdf
- http://www.zaluziemalina.cz/userfiles/file/2388693688.pdf
- https://indirimlipin.com/calisma2/files/uploads/vexumu.pdf
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/86c6141dbf4591f5ea03cdc59dbd6c6e/54482701263.pdf
- http://armiikrajowej36.pl/public/upload/ckfinder/userfiles/files/nibowolib.pdf
- http://sdds.be/userfiles/file/59127328903.pdf
- http://synowka.pl/galeria/file/bubulodepodiruza.pdf
- http://salman-is.com/userfiles/file/75513718088.pdf
- https://hawkseyetravels.com/assets/ckfinder/userfiles/files/57303119516.pdf
- http://schouteninterieurwerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1614bc385275cf---96939921604.pdf
- http://sanarina.de/ckfinder/userfiles/files/vodekofixesegawon.pdf
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000db7a.bin3f46734aabd961d62e28a4309147a909299736dbc1f3439c43e5cd07393f411b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB7A | 10440 bytes |
font_01_sfnt_off0000f315.binb4e0899050e87a647ef771397e20cdee28358588c74fd9fbd01b4dc5a28d914b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF315 | 16872 bytes |
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