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 0.9952
Heuristics 4
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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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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://seiary.com/sites/default/files/webform/rec/11252708720.pdf In PDF document text
- https://www.enwidth.com/sites/default/files/webform/resumes/palepipob.pdfIn PDF document text
- http://klm3fg.grhosting.cz/sites/default/files/webform/files/todoxobolukajit.pdfIn PDF document text
- https://www.blplegal.com/sites/default/files/webform/piselusani.pdfIn PDF document text
- https://vectorcorp.net/sites/default/files/webform/resume/92207600326.pdfIn PDF document text
- https://www.mainephilanthropy.org/sites/default/files/nikosomonebazi.pdfIn PDF document text
- http://www.friendlycc.com/sites/default/files/webform/47778491084.pdfIn PDF document text
- http://www.grotekeukens.be/sites/default/files/webform/gmawards2018/dufadurelabakugozuku.pdfIn PDF document text
- https://www.telluridescience.org/sites/default/files/tstc-applications/90077644064.pdfIn PDF document text
- https://extranet.blanchisserie-toulousaine-de-sante.com/sites/extranet.blanchisserie-toulousaine-de-sante.com/files/documents/justificatifs/6659556688.pdfIn PDF document text
- https://www.ofalloncasting.com/sites/default/files/webform/taxebuvokorutupimapo.pdfIn PDF document text
- http://cicatsalud.com/html/sites/default/files/webform/39809543560.pdfIn PDF document text
- https://www.dgs-interparts.be/sites/default/files/57515461030.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/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=street+fighter+x+tekken+product+keyPDF link annotation
- https://community.princeton.edu/system/files/webform/26098210740.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d42e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD42E | 5336 bytes |
SHA-256: 65ce0d106471b4a85976557542900c9717f85b7b03f01ea093c0dc8e53aed137 |
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