MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.6747
Heuristics 4
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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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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://grossenbacher.co.nz/en/system/files/avoidance-training-certificates/87762274679.pdf In PDF document text
- http://oaklandchildcare.org/sites/default/files/webform/1289321409.pdfIn PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/65000750087.pdfIn PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/buvonajevomowetizebijix.pdfIn PDF document text
- http://oaklandchildcare.org/sites/default/files/webform/41266633523.pdfIn PDF document text
- http://www.pbttphtk.gov.my/sites/default/files/webform/31626011693.pdfIn PDF document text
- https://aboss.by/sites/default/files/webform/tatesejozamelifat.pdfIn PDF document text
- https://www.afscme65.org/system/files/webform/96479551545.pdfIn PDF document text
- http://www.friendlycc.com/sites/default/files/webform/mitiporaju.pdfIn PDF document text
- https://www.natsihwa.org.au/sites/default/files/webform/xugapovapoz.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=infinite+stratos+light+novel+animesukiPDF link annotation
- https://drones.princeton.edu/system/files/webform/61493424170.pdfIn PDF document text
- https://minorsoncampus.princeton.edu/system/files/webform/zotatati.pdfIn PDF document text
- https://ec.europa.eu/eip/agriculture/sites/default/files/webform/9071701793.pdfIn PDF document text
- https://thesanfordschool.asu.edu/sites/default/files/webform/63066688876.pdfIn PDF document text
- https://campusrec.princeton.edu/system/files/webform/wawojamifot.pdfIn PDF document text
- https://printandmail.princeton.edu/system/files/webform/ziwilijevugibapuvoboka.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_002_off0000dcac.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xDCAC | 25676 bytes |
SHA-256: 11c59a3b163517325620ae228658d7d0339d70b99c82db0d4174dc837bf5a47f |
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font_01_sfnt_off00012c9f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C9F | 5244 bytes |
SHA-256: 553c9860861ffd51d2156037bffe32d85ba18dd5f01022883e496bd3235c44a3 |
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