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 0.8149
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/aws?utm_term=food+and+drug+administration+bacteriological+analytical+manual PDF link annotation
- https://cdn-cms.f-static.net/uploads/4425235/normal_5fb610879b6fb.pdfIn PDF document text
- https://xuguzopagar.weebly.com/uploads/1/3/4/4/134490213/1013842.pdfIn PDF document text
- https://tenanetudoji.weebly.com/uploads/1/3/4/2/134266315/doxukegepopani.pdfIn PDF document text
- https://mojivimimujovo.weebly.com/uploads/1/3/0/8/130874437/3250b5961ed1.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4388280/normal_5faa81d572642.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4373504/normal_5f931c895a9fc.pdfIn PDF document text
- https://kuvetofuba.weebly.com/uploads/1/3/4/6/134607492/zunuvu_teguxemik.pdfIn PDF document text
- https://mirurilusenut.weebly.com/uploads/1/3/4/6/134631679/301eb.pdfIn PDF document text
- https://vumusubivabup.weebly.com/uploads/1/3/4/4/134491869/lixurimapobofowufo.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/8997dc35-07ef-492c-b844-7055c0b725f8/gw2_first_spear_dehvad.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d9dd2427-58a6-4333-97d9-e65621e760f0/87539344193.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6b086146-d03e-4d01-8b79-05429a9696ee/dokafox.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/09170ed2-aada-45bf-bbae-5aee028da2f5/56985823050.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_off0000efc7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFC7 | 5456 bytes |
SHA-256: 9991d97cb8c195d77713609504d2f1207a98ab5e61185d0c068752c23b2ed1a9 |
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