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 0.9857
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 https://www.enwidth.com/sites/default/files/webform/resumes/zozagosetimof.pdf In PDF document text
- http://oaklandchildcare.org/sites/default/files/webform/26688185713.pdfIn PDF document text
- http://russian-ice-spb.ru/sites/default/files/webform/files/42282539280.pdfIn PDF document text
- https://www.jwico.com/sites/default/files/webform/monufugabezexi.pdfIn PDF document text
- http://www.pbttphtk.gov.my/sites/default/files/webform/nolukaronedibikix.pdfIn PDF document text
- http://www.friendlycc.com/sites/default/files/webform/fajabenofedutetigolexid.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/71027525942.pdfIn PDF document text
- https://www.termis.org/system/files/webform/88699151804.pdfIn PDF document text
- https://www.termis.org/system/files/webform/776381217.pdfIn PDF document text
- https://www.a1touchsolution.nl/sites/default/files/56489371510.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/61391242106.pdfIn PDF document text
- http://www.pacificsportfraservalley.com/sites/default/files/webform/joxelivoresilawefuxeli.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.opentle.orgIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=nets+and+drawings+for+visualizing+geometryPDF link annotation
- https://campusrec.princeton.edu/system/files/webform/putiwokareviwe.pdfIn PDF document text
- https://ec.europa.eu/eip/agriculture/sites/default/files/webform/77241298986.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://www.gnu.org/licenses/gpl.htmlIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d72f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD72F | 5500 bytes |
SHA-256: 31134115e344789362518e563c1a2d3d3c002f4df255b1a129f2b29ea3e37ada |
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font_01_sfnt_off0000e9f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9F4 | 6068 bytes |
SHA-256: 58b4873d33ac9fffaf45ed1a2312b8eb5fadf3b067e77f8cfe9e87095f6a7717 |
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