MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a phishing or trojan threat. It contains numerous links pointing to compromised WordPress uploads and other disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The presence of external URIs and link farms strongly indicates an attempt to lead the user to a compromised or malicious resource.
Machine Learning
- Nyx PDF Classifier malicious score 0.7506
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 https://pixomot.ru/uplcv?utm_term=mathematics+questions+and+answers+pdf+download PDF link annotation
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/97a9c16a4034b0cc51e74e3334f4c5a4/98464966515.pdfIn PDF document text
- https://nbtele.com/en/cache/fck_files/file/fasetanuxiluponuso.pdfIn PDF document text
- http://stasta.com/userfiles/file/29391975199.pdfIn PDF document text
- https://www.crossfitparamaribo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f716ec5078---matofaxovalivo.pdfIn PDF document text
- https://copab.tn/216mag.svn/uploads/files/72021952858.pdfIn PDF document text
- https://legouic-peinture.fr/userfiles/file/69839667665.pdfIn PDF document text
- https://journeypeople.cc/wp-content/plugins/super-forms/uploads/php/files/7b0e1f459f3b502341e63d1e15ca0779/keraviriwujejamejaja.pdfIn PDF document text
- https://deltarents.com/upload/ckfinder/files/82756028229.pdfIn PDF document text
- http://salt17.com/userfiles/files/kakagidevinexefepo.pdfIn PDF document text
- https://dhesient.com/media/98977737009.pdfIn PDF document text
- https://ecableapp.com/FCKeditor/FCKimgUpload/file/52566740316.pdfIn PDF document text
- https://xn--64-mlcufjjaii0l.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/de3205f7c807f6ced14ec33e1c85c69b/46926546688.pdfIn PDF document text
- http://tfh-filter.hu/_user/file/pijikopitasobutexusova.pdfIn PDF document text
- https://sv-fin.ru/wp-content/plugins/super-forms/uploads/php/files/0a2e2172dcdc6e1c1700b31a4237f793/72217005822.pdfIn PDF document text
- http://varadimasszazs.hu/uploads/files/66790651430.pdfIn PDF document text
- http://sl-light.ru/design/img/upload/file/zipiwabaf.pdfIn PDF document text
- https://www.scanworld.se/wp-content/plugins/formcraft/file-upload/server/content/files/1607cb9657656f---mepirunimekonivobiwo.pdfIn PDF document text
- http://esoftland.com/userfiles/file/raduwadisowebifuxinopikaw.pdfIn PDF document text
- http://bloomx.com/sites/all/sites/bloomx.com/files/dososipekojiropa.pdfIn PDF document text
- https://www.mixedclass.com.au/wp-content/plugins/super-forms/uploads/php/files/sja0gudmtiqbjd350ekn9bpe2g/7621714169.pdfIn PDF document text
- https://www.hdcorp.com.br/wp-content/plugins/super-forms/uploads/php/files/necmc4594qng8ngd4es5e0d65n/59122966729.pdfIn PDF document text
- https://callhfelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d9770b0443---29505324788.pdfIn PDF document text
- https://southtours.com/wp-content/plugins/super-forms/uploads/php/files/pseqga37r4c2t6f4qe46laie0l/46419902212.pdfIn PDF document text
- https://vcvscr.cz/www/www/fckphotos/file/mevedorajifonelasolare.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/161062601e1415---xetuluninewapepimep.pdfIn PDF document text
- 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_off0001f71f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1F71F | 19636 bytes |
SHA-256: 97b502d265a50eff522880b00a20bc46999e26515e2c29ba7e93f728fe3216da |
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font_01_sfnt_off00022be4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x22BE4 | 11208 bytes |
SHA-256: aac79fe5e8c28ceb9496ff3d008849c062afbc16de96dc918ddd964dae263ed3 |
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font_02_sfnt_off000245c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x245C9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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