MALICIOUS
186
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 0.9998
Heuristics 6
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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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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://trafffe.ru/strik?utm_term=masonic+square+and+compass PDF link annotation
- https://liwifaxuje.weebly.com/uploads/1/3/0/8/130874244/kukonajev_xukisafane_wujaj_lapigol.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4387702/normal_5fc038d3e9fbf.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4402960/normal_5f936f7d46764.pdfIn PDF document text
- https://sujoxiwu.weebly.com/uploads/1/3/4/8/134879933/4022062.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4420018/normal_5f97ecef8460c.pdfIn PDF document text
- https://mabufome.weebly.com/uploads/1/3/4/8/134880487/fifutuxu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4370051/normal_5fa9d5211db58.pdfIn PDF document text
- https://belafawejogawol.weebly.com/uploads/1/3/4/5/134583754/9074411.pdfIn PDF document text
- https://votuwokikinoso.weebly.com/uploads/1/3/4/4/134466575/1545810.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/a1f4ffaa-ec84-4fed-8c66-47b24b2d0b15/titedomovok.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d5d504aa-89a6-4fee-a32b-e89080febecf/mujal.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2228bb45-f096-41bc-a16b-714e1055231c/78765736477.pdfIn PDF document text
- https://s3.amazonaws.com/tasufagijaremo/wondershare_filmora_apk_pro.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_off0000c716.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC716 | 5320 bytes |
SHA-256: 424ad87104a3f91339251a43fd1f19773fd77d76fa4390c892ae0693fdc5278a |
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font_01_sfnt_off0000d91a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD91A | 11640 bytes |
SHA-256: 433938fa490e8bd472a08a5ea8f58b0a3199080973cd6a26f8ebab691b019f00 |
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