MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
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 0.8253
Heuristics 5
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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 contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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://trafficel.ru/strik?keyword=words+with+the+prefix+scribe PDF link annotation
- https://cdn-cms.f-static.net/uploads/4458163/normal_5fa9e77100976.pdfIn PDF document text
- https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/9276785.pdfIn PDF document text
- https://kotidirexi.weebly.com/uploads/1/3/4/3/134358756/funitegisefuxazif.pdfIn PDF document text
- https://fukikabigo.weebly.com/uploads/1/3/4/4/134457586/rokutokifawagev_revusekikex.pdfIn PDF document text
- https://teraxawazolazov.weebly.com/uploads/1/3/4/3/134386914/5448231.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4379043/normal_5f946794c6ff5.pdfIn PDF document text
- https://koxoganonigowup.weebly.com/uploads/1/3/1/4/131408343/2973348.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4392660/normal_5f9ec660580a0.pdfIn PDF document text
- https://zizuralozirufu.weebly.com/uploads/1/3/1/4/131483034/685111.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4382629/normal_5fa4659cba571.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420597/normal_5f9b6611ebd28.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/liguwubore/gifted_biology_with_coach_child.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7068a53a-e273-4662-aa9c-76a24cc24de5/ratomovovavatenubixaduz.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0914888a-2a41-427d-9d00-445659c61670/30434455000.pdfIn PDF document text
- https://s3.amazonaws.com/fedufiporara/jifunovosexanesad.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_off0000c7c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC7C9 | 5316 bytes |
SHA-256: 5ff5bebac33c6d11c71b0075c6458818173c747d40a9a9f8ea571d0173f9bbea |
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