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 0.8395
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 http://seiary.com/sites/default/files/webform/rec/wugibizipudaxejomite.pdf In PDF document text
- http://oaklandchildcare.org/sites/default/files/webform/65810703597.pdfIn PDF document text
- http://www.pbttphtk.gov.my/sites/default/files/webform/3018222411.pdfIn PDF document text
- https://www.telluridescience.org/sites/default/files/tstc-applications/30232074114.pdfIn PDF document text
- http://www.pbttphtk.gov.my/sites/default/files/webform/42283273604.pdfIn PDF document text
- https://aboss.by/sites/default/files/webform/89266631471.pdfIn PDF document text
- https://www.ofalloncasting.com/sites/default/files/webform/34904816646.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/11364316539.pdfIn PDF document text
- https://vectorcorp.net/sites/default/files/webform/resume/wogudodijanaferewinige.pdfIn PDF document text
- https://www.dgs-interparts.be/sites/default/files/muvok.pdfIn PDF document text
- http://www.friendlycc.com/sites/default/files/webform/98819861428.pdfIn PDF document text
- https://ambrose.edu/sites/default/files/webform/28961662769.pdfIn PDF document text
- https://www.natsihwa.org.au/sites/default/files/webform/xexazud.pdfIn PDF document text
- http://www.muttypawsacademy.com/sites/default/files/webform/vaccines/37570077738.pdfIn PDF document text
- https://www.ofalloncasting.com/sites/default/files/webform/geguridafaj.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/Om9ozkHLxGw/uplcv?utm_term=bookseller+of+kabul+pdfPDF link annotation
- https://printandmail.princeton.edu/system/files/webform/54002061309.pdfIn PDF document text
- https://community.princeton.edu/system/files/webform/22535495660.pdfIn PDF document text
- https://lib.asu.edu/system/files/webform/85824103047.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_off0000ec03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC03 | 5288 bytes |
SHA-256: 93c41f4599f21d2d98535b2282dc4f5b514ae5abc8818474c8cb9771be6eda7b |
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