MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a link farm directing users to multiple external URLs, many of which are hosted on compromised CMS platforms. ClamAV identified this file as a phishing trojan. The presence of numerous links on potentially compromised sites suggests an attempt to lure users to malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier suspicious score 0.2639
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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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://alessandrobelleseveterinario.eu/userfiles/files/zosifanapepa.pdf In PDF document text
- https://nobleanimalsanctuary.org/wp-content/plugins/super-forms/uploads/php/files/tmp/20301788368.pdfIn PDF document text
- http://hzzxtl.com/UploadFile/file/20210707024210748.pdfIn PDF document text
- http://www.dilipprabhavalkar.com/images/file/23818500959.pdfIn PDF document text
- https://condominiovillage.com/userfiles/file/55649017984.pdfIn PDF document text
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085210572d00---dufig.pdfIn PDF document text
- http://toptoptraining.ru/img/upload/file/podibamu.pdfIn PDF document text
- http://senseoftourism.dk/userfiles/file/94600818192.pdfIn PDF document text
- https://lakeshoresmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/247m6dik6co743i09jatuevqp7/92341753130.pdfIn PDF document text
- https://taxiporec.top/wp-content/plugins/super-forms/uploads/php/files/lr4utnbm2ai220l7fe1mp2d089/61363388717.pdfIn PDF document text
- http://innotack.com/userfiles/files/23373928105.pdfIn PDF document text
- https://andymullinscommercial.com/home/andy/public_html/ckfinder/userfiles/files/66185186994.pdfIn PDF document text
- https://www.sahabatkeluargahomecare.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607594f553c10---jexiwogasuror.pdfIn PDF document text
- https://www.hed-endo.hr/wp-content/plugins/formcraft/file-upload/server/content/files/160d34894191f9---88701611956.pdfIn PDF document text
- https://stefandes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dbb19190c2c---redifewadoni.pdfIn PDF document text
- http://www.ibadirect.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e31c6e62f20---wigagezidivi.pdfIn PDF document text
- https://www.alignerco.ca/wp-content/plugins/super-forms/uploads/php/files/ca240cd25d08851f3f4aaa3e1e9a833c/20411022242.pdfIn PDF document text
- http://meble-tk.pl/userfiles/file/85503328605.pdfIn PDF document text
- http://ruishikaishi.com/upload/content/files/2021/06/20210624062333.pdfIn PDF document text
- http://asiavent.com/UserFiles/file///xerewunere.pdfIn PDF document text
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083966c5c646---77997395255.pdfIn PDF document text
- http://inglewoodreunion.com/clients/68690/File/70935595353.pdfIn PDF document text
- https://rittenhousesmiles.com/wp-content/plugins/super-forms/uploads/php/files/19ac8a0fc74b81bf40bb0e9091e713ec/75849638450.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=english+story+books+for+class+7PDF link annotation
- 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_off000100a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100A3 | 10860 bytes |
SHA-256: 5caef54172fb768e997f78d6ff8ab1d6d934b937b551b3fdc6a5e8113236c125 |
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font_01_sfnt_off000119c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119C3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000131d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131D5 | 16908 bytes |
SHA-256: baabfccd8667157f4af9f164172a4962c45d849448a45b19b1d8f7b0416277d5 |
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