MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains multiple embedded URLs and is flagged by heuristics as a link farm and a potential phishing/malicious document. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were directly extracted, the structure and embedded links suggest a phishing or malware distribution attempt, likely initiated via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.8027
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://cicatsalud.com/html/sites/default/files/webform/604022749.pdf In PDF document text
- http://portal-mysigma.com/system/files/student-proof/62332338419.pdfIn PDF document text
- https://www.dgs-interparts.be/sites/default/files/36138637258.pdfIn PDF document text
- http://seiary.com/sites/default/files/webform/rec/kutovaduro.pdfIn PDF document text
- http://www.pbttphtk.gov.my/sites/default/files/webform/xaduxiwipel.pdfIn PDF document text
- http://www.birdlifebotswana.org.bw/sites/default/files/webform/sightings-sketches/12812059159.pdfIn PDF document text
- https://www.natsihwa.org.au/sites/default/files/webform/51762260361.pdfIn PDF document text
- https://grossenbacher.co.nz/en/system/files/avoidance-training-certificates/34782296767.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/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=antakshari+rounds+pdfPDF link annotation
- https://lib.asu.edu/system/files/webform/dilitopuwivane.pdfIn PDF document text
- https://ubmemeaensoprod.s3.amazonaws.com/ifsec_international/call_for_papers/2021/03/33404153997.pdfIn PDF document text
- https://ec.europa.eu/eip/agriculture/sites/default/files/webform/vifixofixif.pdfIn PDF document text
- https://ubmemeaensoprod.s3.amazonaws.com/ifsec_international/call_for_papers/2021/03/65910459182.pdfIn PDF document text
- https://thesanfordschool.asu.edu/sites/default/files/webform/43157208480.pdfIn PDF document text
- https://lib.asu.edu/system/files/webform/53252105934.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_off0000d616.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD616 | 5152 bytes |
SHA-256: f5626d0dc4d2e680bf23936d2f0d448cbaf6b1be1e0f37fef8a5a54641cf5c3f |
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