MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample is a PDF document identified by ClamAV as a phishing trojan. It contains numerous links, many pointing to compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users. The presence of external URIs and a link farm heuristic strongly suggests an attempt to lure users to malicious sites, likely for phishing or further malware delivery.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4750
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 http://gz-theoutfit.com/UploadFiles/FCKeditor/20210903022059.pdf In PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/vsjgoaso0hulvcin11pfc3h3l2/jesakuwarabudum.pdfIn PDF document text
- https://digireg.com/upload/62916560589.pdfIn PDF document text
- http://loca-granderoue-montaletang.com/ckfinder/userfiles/files/pobirakuzodeganuvu.pdfIn PDF document text
- https://oasis-travel.ro/files/19568290395.pdfIn PDF document text
- http://paroissedementon.fr/upload/files/76994056787.pdfIn PDF document text
- http://educaholistica.com/resources/img/imagesck/files/69852957180.pdfIn PDF document text
- http://cngwalk.com/fckeditor/userfiles/image/duruf.pdfIn PDF document text
- https://coherence.cz/userfiles/file/gilazotagamemudisedemusig.pdfIn PDF document text
- http://easternhoteljeju.com/FileData/ckfinder/files/20210901_47ECA89F59611F5B.pdfIn PDF document text
- https://beldapromosyon.com/calisma2/files/uploads/38938892398.pdfIn PDF document text
- http://www.yankey.com.tw/demo/public/editor/ckfinder/upload/user_upload/files/xejamikowed.pdfIn PDF document text
- http://inbond-cn.com/userfiles/file/82307369123.pdfIn PDF document text
- http://halvani.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130c397b81c0---fazak.pdfIn PDF document text
- http://digitalqwerty.com/ckfinder/userfiles/files/42015857474.pdfIn PDF document text
- http://www.firengo.com/userfiles/files/vuxejalepusiwusedigibojuv.pdfIn PDF document text
- https://netcsemege.elelmiszer-hazhozszallitas.hu/ckfinder/userfiles/files/sezaziweno.pdfIn PDF document text
- http://eko-gospodarstwo.eu/files/file/jutida.pdfIn PDF document text
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/161301072dcccb---88079060170.pdfIn PDF document text
- http://golden-candies.ru/webroot/files/files/58890117728.pdfIn PDF document text
- http://hotelbellevuepalermo.com/userfiles/files/pigikumotasemeg.pdfIn PDF document text
- http://ssanadia.in/userfiles/file/88748493005.pdfIn PDF document text
- http://cka-shiba.com/ckfinder/userfiles/files/74521549957.pdfIn PDF document text
- http://st-johnson.com/Uploadfiles/files/vosapidazof.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=zombieland+2+dan+aykroydPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d77e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD77E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ef95.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF95 | 10572 bytes |
SHA-256: 1fea6c6f6be72cfa3a75d82420778e4e1efd12aac537cb5568c4c9d001e48452 |
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