MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF document was flagged by multiple heuristics as malicious, including a critical ClamAV detection for Pdf.Phishing.Trojan. The presence of numerous links pointing to compromised CMS uploads and disposable hosting suggests a link farm designed to distribute malicious content or manipulate search engine results. The document's structure and URL patterns are consistent with phishing or malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.5680
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://www.marcelasemper.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607046b640a11---56834701119.pdf In PDF document text
- http://brezov-gaj.si/uporabnik/file/13331774233.pdfIn PDF document text
- http://www.xpresswedding.com/wp-content/plugins/formcraft/file-upload/server/content/files/160841e3db060c---69573168791.pdfIn PDF document text
- https://ivaco.it/file/820912627.pdfIn PDF document text
- http://cngwalk.com/fckeditor/userfiles/image/3323607943.pdfIn PDF document text
- http://cobbpaynefamilyreunion.com/clients/862770/File/nokejorabovusi.pdfIn PDF document text
- https://carcable-bg.com/uploads/pictures/files/kojumugigadiwazojakew.pdfIn PDF document text
- https://www.sudburyhighspeedinternet.ca/wp-content/plugins/super-forms/uploads/php/files/9f61d61ca26f17764698490802e62503/resoxebewewuzawidibeg.pdfIn PDF document text
- http://ouhkpthaa.org/userfiles/74653207309.pdfIn PDF document text
- https://balustrady-metalik.pl/files/fibewozobewew.pdfIn PDF document text
- http://yachtandgulet.com/userfiles/file/mepubakezobofobenolur.pdfIn PDF document text
- https://netkat.in/ckfinder/userfiles/files/dopido.pdfIn PDF document text
- http://www.associatedomains.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080f7e3296b7---kiveji.pdfIn PDF document text
- https://patriot.ch/wp-content/plugins/super-forms/uploads/php/files/5s78m9hft6730guji60oepahda/vujekimijitijirusite.pdfIn PDF document text
- https://www.zaantraining.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160dfaecf0973d---wimujovikuxosusebewesesok.pdfIn PDF document text
- http://cnmrobotics.com/files/files/boruxesomadarim.pdfIn PDF document text
- https://mwasafat.com/uploads/files/kidabojawexu.pdfIn PDF document text
- http://protok.pro/upload/files/jinanovez.pdfIn PDF document text
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607318084a337---50796836481.pdfIn PDF document text
- http://emmanuelmissionarybaptist.com/clients/74938/File/9487203464.pdfIn PDF document text
- http://learnazia.com/fck/imagesfile/4371350958.pdfIn PDF document text
- http://teplospectr.ru/images/files/67259851571.pdfIn PDF document text
- https://e-lightingcontrols.com/wp-content/plugins/super-forms/uploads/php/files/068bbcabb7c61cfd3f19ce3db424f25a/ladaburosijilamesasagefe.pdfIn PDF document text
- https://thaiahpa.com/flash/files/nebexotilag.pdfIn PDF document text
- http://canadanur.com/resimler/files/11634607916.pdfIn PDF document text
- http://neodev.space/wp-content/plugins/formcraft/file-upload/server/content/files/161036ed5ba0a3---petafumofezuvu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=example+ielts+writing+task+2+band+7PDF 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_off0001062c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1062C | 11188 bytes |
SHA-256: cda40f4a750b801f1962365cba6512745b720470710a30ea7477375a60b7bdf3 |
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font_01_sfnt_off00012008.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12008 | 16892 bytes |
SHA-256: ecccdd3701aef3af4836886d20a4bb984e1c25866ac9da8f2ac837cfdc9838f6 |
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