MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for a phishing trojan and an ML classifier indicating maliciousness. It contains numerous embedded URLs, many pointing to disposable domains, suggesting a link farm or redirection mechanism. The document body, though heavily obfuscated, contains references to 'Dragon Quest 11 casino cheat sheet', indicating a lure to entice users to click on the embedded links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9699
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://cicatsalud.com/html/sites/default/files/webform/93477879009.pdf In PDF document text
- http://www.pbttphtk.gov.my/sites/default/files/webform/zoxajetuvu.pdfIn PDF document text
- http://www.muttypawsacademy.com/sites/default/files/webform/vaccines/powevalixerofewum.pdfIn PDF document text
- https://web.liderpapel.com/sites/default/files/webform/kivalin.pdfIn PDF document text
- https://aboss.by/sites/default/files/webform/80384466065.pdfIn PDF document text
- https://www.jwico.com/sites/default/files/webform/41164207556.pdfIn PDF document text
- http://russian-ice-spb.ru/sites/default/files/webform/files/97818084314.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/54125375098.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/LPIa9PGmDLg/uplcv?utm_term=dragon+quest+11+casino+cheat+sheetPDF link annotation
- https://ubmemeaensoprod.s3.amazonaws.com/ifsec_international/call_for_papers/2021/03/1901815882.pdfIn PDF document text
- https://community.princeton.edu/system/files/webform/42655509772.pdfIn PDF document text
- https://printandmail.princeton.edu/system/files/webform/83328436210.pdfIn PDF document text
- https://lib.asu.edu/system/files/webform/sikukuditizituxabisezopel.pdfIn PDF document text
- https://ubmemeaensoprod.s3.amazonaws.com/ifsec_international/call_for_papers/2021/03/gijewosatesozug.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 |
|---|---|---|---|
font_00_sfnt_off0000ba49.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA49 | 5208 bytes |
SHA-256: 0fbafee62c41f8d867d421ab5bf2ef51cde5ae9f94a446ad25e1f818a760e410 |
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font_01_sfnt_off0000cc05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC05 | 9660 bytes |
SHA-256: 15491b770eab878c674f53d26d3ac8bb5fc0033220f17d767bfaeb0eae802dc8 |
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