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 0.9994
Heuristics 6
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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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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/123?utm_term=pj+the+showman PDF link annotation
- https://manabaxijex.weebly.com/uploads/1/3/4/6/134626004/serirun_duvujipumesak.pdfIn PDF document text
- https://tidemipevu.weebly.com/uploads/1/3/0/7/130740592/lirom_napomol_jeluk.pdfIn PDF document text
- https://tijujuvuxerupuz.weebly.com/uploads/1/3/4/2/134236121/1115929.pdfIn PDF document text
- https://xitukuwelup.weebly.com/uploads/1/3/4/3/134340625/7702792.pdfIn PDF document text
- https://sazaselofodufo.weebly.com/uploads/1/3/4/5/134590081/0e72600b55561ec.pdfIn PDF document text
- https://zoveponezewuda.weebly.com/uploads/1/3/0/7/130738822/1865165.pdfIn PDF document text
- https://taxajadotediru.weebly.com/uploads/1/3/0/8/130873824/8fd1a9303cb.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369507/normal_5f978be8d53b7.pdfIn PDF document text
- https://vikisoxez.weebly.com/uploads/1/3/4/7/134712259/pinanupabijupid_mudeju_vexap.pdfIn PDF document text
- https://tivakoxidedopa.weebly.com/uploads/1/3/0/7/130776298/tuwom_titupilum_megigawo.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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_off0000b1b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1B3 | 4968 bytes |
SHA-256: 22871e494ccefb125dbbc350657ef31784ca9df102f072f60ecbdbfe44aaf932 |
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font_01_sfnt_off0000c285.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC285 | 10692 bytes |
SHA-256: e3ff2ac44570f7bd68e22ddd2bfa9b8eda2509359b6a04441e90904dfc8cc15f |
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