MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, containing numerous URLs that point to compromised WordPress upload directories, likely serving as a distribution point for further malicious content. The presence of these links suggests an attempt to lure users into downloading or accessing potentially harmful files.
Machine Learning
- Nyx PDF Classifier malicious score 0.9126
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
-
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.
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://promocionesnma.com/wp-content/plugins/super-forms/uploads/php/files/91e1053bea257160acb8ab394007cbf8/46208518938.pdf
- https://sportli.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/160a4d06e15443---94816938331.pdf
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/c8n79bdctljjvm340lqrc1b62u/4225306411.pdf
- https://nationalcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a11825b7c7c---nusuxabipawuzinadefiw.pdf
- https://law.com.sg/wp-content/plugins/super-forms/uploads/php/files/6ebf9083edfc9fcbb41634cb276f29c1/kulekitojidirugimubijip.pdf
- http://mas.vacations/wp-content/plugins/formcraft/file-upload/server/content/files/16075b25e8152c---17239995867.pdf
- https://mumegram.com/userfiles/file/46186491275.pdf
- http://cricalliance.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609fc44134585---wepozopalefetuvobusi.pdf
- http://www.ponderosafestival.com/wp-content/plugins/formcraft/file-upload/server/content/files/160719fc146484---tavirubil.pdf
- http://brothersaluminium.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/1609850d969368---nuzobu.pdf
- https://alkhairi.co.uk/wp-content/plugins/super-forms/uploads/php/files/e42f8c860f2b69c26fae29bcfd8f8699/80489440966.pdf
- https://playgametoday.ru/wp-content/plugins/super-forms/uploads/php/files/34c9e179a0ce7d6999a865238acfc63d/64242071774.pdf
- http://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0ac33816e6---324047022.pdf
- https://chocoinmobiliario.com/wp-content/plugins/super-forms/uploads/php/files/7f345c5f982d8a7ab19022d989070578/vilup.pdf
- https://dacoma.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a83d400fa32---pedepepus.pdf
- http://sakirnoopo.ru/wp-content/plugins/super-forms/uploads/php/files/247b8a96edf78eccd63162c8a1a4722b/67085777495.pdf
- https://www.uniqueartzz.com/wp-content/plugins/super-forms/uploads/php/files/mkv2c4n3hv8svm9ouroibq0jcr/sodigibobemibivelobiv.pdf
- https://signaturetowerpune.com/wp-content/plugins/super-forms/uploads/php/files/6rnade0kf93fqfbdj4tsduoe22/92560796428.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=castle+defence+mod+apk
- http://scripts.sil.org/OFL
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000db6a.bind7479b61a4bb1fc4a792f5104056024420b1dee72835d8bc1a2d6de124abd9a8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB6A | 3956 bytes |
font_01_sfnt_off0000e982.binf7462f17724aabcf685debdb21893c6f9e26ee5e6fffdd4423e6163e32fdb55d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE982 | 5176 bytes |
font_02_sfnt_off0000fb11.bin6fad9c29a56dedc33ab8a500df0db43a8c6ee2d765f5ef9bb78f8b90c138cd36 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB11 | 19412 bytes |
font_03_sfnt_off00012d65.binf6b23cf4a9396844f86d49cf8b081aa8ccd811d178c2909e09e3af977319b93c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D65 | 16976 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.