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 0.9547
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://traffset.ru/aws?utm_term=south+african+pop+songs PDF link annotation
- https://cdn-cms.f-static.net/uploads/4454973/normal_5fa33bcb126ce.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365598/normal_5fa7026642050.pdfIn PDF document text
- https://suludizivot.weebly.com/uploads/1/3/1/3/131383823/3792191.pdfIn PDF document text
- https://gilowowiwojet.weebly.com/uploads/1/3/4/3/134314399/logeniporapapu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4471238/normal_5faf52bbda166.pdfIn PDF document text
- https://nitetezelimon.weebly.com/uploads/1/3/1/4/131438651/494d00d36.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420903/normal_5fad3bac91e95.pdfIn PDF document text
- https://vifesomojijafi.weebly.com/uploads/1/3/4/3/134337648/4de86.pdfIn PDF document text
- https://damijuvik.weebly.com/uploads/1/3/1/3/131381376/jufotizoxos.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380682/normal_5f8fcca452f5a.pdfIn PDF document text
- https://dunefofitibo.weebly.com/uploads/1/3/4/6/134608320/vevudorugitodafadi.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/gizonukorad/74465978528.pdfIn PDF document text
- https://s3.amazonaws.com/nisoxow/89127539578.pdfIn PDF document text
- https://s3.amazonaws.com/pexodugosa/wukevuxiwejeromulizodigu.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_off00014557.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14557 | 5348 bytes |
SHA-256: b3d7dbfc748d373bbedc5b8408ddf421f762c01cbc8be8b7161e1c815680b7f6 |
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