MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to multiple compromised WordPress upload directories and disposable hosting sites, indicating a malicious intent to redirect users. The ML classifier and ClamAV detection strongly suggest this PDF is malicious, likely serving as a lure for phishing or malware delivery. The embedded URLs are the primary indicators of compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9376
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://xn----8sbpvg0afdbe.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/7t2l1guuaj57bdfllos6u2ppk2/vetarewosokekejiso.pdf In PDF document text
- http://xibuhuanyu.com/filespath/files/20210806153335.pdfIn PDF document text
- http://heilpraxis-pankow.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607095c4c911c---gaxusamil.pdfIn PDF document text
- http://thm-holding.ru/wp-content/plugins/super-forms/uploads/php/files/ee86275871f8ec7df96acf3f7a48458b/rofinexokotenefepum.pdfIn PDF document text
- http://eventclub.pl/userfiles/file/43438822781.pdfIn PDF document text
- http://grandp.ru/userfiles/file/bakafiwerixo.pdfIn PDF document text
- https://cffcommunications.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/160769e8b91e43---nepabowebilitage.pdfIn PDF document text
- https://techson-cctv.com/upload/file/sanajefusuxig.pdfIn PDF document text
- https://event-connections.net/wp-content/plugins/formcraft/file-upload/server/content/files/1611444459989f---46099904574.pdfIn PDF document text
- http://afghansolar.com/userfiles/file/kotadarosawebulakufume.pdfIn PDF document text
- http://malagi.pl/user-files/fck/file/gazofozedavinegizogox.pdfIn PDF document text
- https://ka-base.no/images_content/file/zupezaxividitasigopokifu.pdfIn PDF document text
- https://spherule.org/wp-content/plugins/super-forms/uploads/php/files/837394c958bcffafda8f4594e3a5a0ca/fumoni.pdfIn PDF document text
- http://amandamaitland.com/images/file/61306190143.pdfIn PDF document text
- http://bukhatirhomes.com/userfiles/file/sogapozibivujatotogo.pdfIn PDF document text
- http://xn----7sbabaajmdfbk3ddf3azka3b6a2r.xn--p1ai/ckfinder/userfiles/files/sekubidujesedaxovufazuvow.pdfIn PDF document text
- https://angkoronetour.com/userfiles/file/52340616154.pdfIn PDF document text
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/160f99c2c7cec6---40161902928.pdfIn PDF document text
- https://www.lindopoint.it/wp-content/plugins/super-forms/uploads/php/files/667aafc100dd2379ca196cd0b7b1437c/64994917308.pdfIn PDF document text
- https://alismobile.co.uk/wp-content/plugins/super-forms/uploads/php/files/cc7e9a4192f8da7f32db55d22bdd5c0f/30195848457.pdfIn PDF document text
- https://carsen.sk/editor_uploads/system/files/36799535035.pdfIn PDF document text
- https://master.plus/wp-content/plugins/super-forms/uploads/php/files/a8b4e6901406afc80c3df609b5477dab/5453642812.pdfIn PDF document text
- http://bertoniamministrazione.it/bertoni/public/file/rufubilolosebupu.pdfIn PDF document text
- https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/388d9a77165604ab8a90fb78c3fbf524/11526875740.pdfIn PDF document text
- https://connect.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/8b6b86783d2abd9faedefdd429fe7cc1/xinaxiworuguba.pdfIn PDF document text
- https://basealimentare.it/webroot/files/fck_uploads/File/3153362901.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=comparative+and+superlative+adjectives+videoPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c5d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC5D3 | 11000 bytes |
SHA-256: a33cfe6ec44a1cbe894f530d5aa47baaefabc6df67e373fb18c77a906fdb5d27 |
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