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 0.9996
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://trafftec.ru/strik?utm_term=tenko+shimura+meaning PDF link annotation
- https://cdn-cms.f-static.net/uploads/4387939/normal_5fb6217f26637.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4416654/normal_5fb9d131a77fb.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4393776/normal_5f9bb6868124f.pdfIn PDF document text
- https://popilezofale.weebly.com/uploads/1/3/1/1/131164236/4309923.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4459188/normal_5fa4477f8d85b.pdfIn PDF document text
- https://fefojaza.weebly.com/uploads/1/3/4/4/134480993/fanikowek.pdfIn PDF document text
- https://jatilesaza.weebly.com/uploads/1/3/4/3/134316516/kumosozis.pdfIn PDF document text
- https://fategebedabeno.weebly.com/uploads/1/3/4/7/134718848/lanezo_xusuxuguwikati_raroviz.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450037/normal_5fbaccb6454a7.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4452199/normal_5fc122d2b7907.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367920/normal_5f9a159439568.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4376854/normal_5fa34b25dbe00.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4418981/normal_5f9fd7cc6d0bc.pdfIn PDF document text
- https://kupanonul.weebly.com/uploads/1/3/4/6/134682697/40a5e5.pdfIn PDF document text
- https://pafoxewov.weebly.com/uploads/1/3/4/4/134470920/lusuwafemazimekumoga.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/vogubivajavofu/zombie_ate_my_neighbors_switch.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d35c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD35C | 7320 bytes |
SHA-256: faecb449f64b84b753dc203f2433f5ac8865979885178a3133e5f9e2e980d049 |
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font_01_sfnt_off0000ec52.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC52 | 5080 bytes |
SHA-256: 3aa8ea70500126747e4cb4ed033adf30302098abddef33282ec1ba4f9065c624 |
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font_02_sfnt_off0000fd6a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD6A | 10396 bytes |
SHA-256: 06e544f5cc77d34e8d519320829af95bab6945a3065793b999cdcffe018fcd37 |
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font_03_sfnt_off00012144.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12144 | 16076 bytes |
SHA-256: 264b3f70f4b20a7eafbfb02fa5e91f118301ee00153d0e95f80fb54806ff1939 |
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