MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
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 0.9995
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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?utm_term=fast+food+nation+chapter+5+questions+and+answers PDF link annotation
- https://kirewigofe.weebly.com/uploads/1/3/4/3/134382955/8e103.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4495240/normal_5fbf1fe8b9555.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4464542/normal_5fa398a524bf6.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/a857ef64-daf3-4a02-965d-5d18de222978/venogivakabolun.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/97b2dc16-d50e-4390-bed0-d467662f523d/31443913724.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/74928f66-2063-4562-bee4-e649abc04128/sijasoba.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a0dd9fdb-4bee-478b-88c8-66cfd7fcd868/hardcoded_game_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/17728918-bba4-4326-8914-52b18f00f9ab/79854159918.pdfIn PDF document text
- https://s3.amazonaws.com/bupesejirijejus/dodge_charger_rt_awd_performance_parts.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fe5e760b-1381-43fc-a598-b5c6163d7f2d/42909308294.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d480.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD480 | 5508 bytes |
SHA-256: f4d34602f9b78ba724ae0820e1a3fbf4b0e27200e340f1ced83a5c036646f25f |
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font_01_sfnt_off0000e751.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE751 | 10664 bytes |
SHA-256: a32aaec5f15ee59760ab34d3f5196b8aedf3e722de92dda983749d55f44ae4a0 |
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