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 0.9245
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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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://crysiq.ru/pbw?utm_term=stanley+fatmax+1000+directions PDF link annotation
- https://cdn-cms.f-static.net/uploads/4380073/normal_603ec59445f5a.pdfIn PDF document text
- https://static.s123-cdn-static-d.com/uploads/4449012/normal_60afe5bd10b46.pdfIn PDF document text
- https://static.s123-cdn-static-d.com/uploads/4450045/normal_60b37ae7bdfce.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4373749/normal_601143ae022b8.pdfIn PDF document text
- https://zolidejowifaw.weebly.com/uploads/1/3/5/3/135313364/672672.pdfIn PDF document text
- https://jufigewadekuxo.weebly.com/uploads/1/3/1/4/131406441/fiveminusat.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4501231/normal_60bc09a154968.pdfIn PDF document text
- https://lazezareb.weebly.com/uploads/1/3/4/3/134311903/gidopupunujoru_pumifulusi.pdfIn PDF document text
- https://tadivibudup.weebly.com/uploads/1/3/4/8/134899420/2928262.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/6efef4c2-56c5-4865-b413-ffbac38a1c16/15743730166.pdfIn PDF document text
- http://jajafad.pbworks.com/w/file/fetch/144419145/suvarudezi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/13dcc915-85bf-4428-88b3-f60a73369c63/9860325300.pdfIn PDF document text
- http://wisarazed.pbworks.com/w/file/fetch/144441267/what_are_some_of_the_positive_effects_of_globalization.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/724e6b44-6054-4492-99f1-5f2aaa5c8b2a/skyrim_se_latest_update.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2effad7b-269e-41c6-9297-7c13fb00709f/resefolopusununokevikosas.pdfIn PDF document text
- http://wuvebag.pbworks.com/f/vukusotimoralowu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f5ab309e-3fd9-4e78-81df-3e128e285825/how_much_did_paige_vanzant_make.pdfIn PDF document text
- http://jotoxipigi.pbworks.com/w/file/fetch/144633801/romeo_juliet_movie_audio_songs_free_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d2fa34bb-819b-4a5d-b8e4-149c0b4280d9/nukatelidukugoz.pdfIn PDF document text
- http://medodadepud.pbworks.com/f/90450589221.pdfIn PDF document text
- http://bupataved.pbworks.com/f/64375426088.pdfIn PDF document text
- http://lifelekufa.pbworks.com/w/file/fetch/144521427/can_you_use_bissell_crosswave_on_wood_floors.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/be93cb63-4c8e-40f6-9216-b24def746400/gasimukenugumorefev.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5f0066f0-6b0a-4f3e-b769-5522fd5b895c/46514924686.pdfIn 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_off0000fde2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDE2 | 5636 bytes |
SHA-256: 53972fa5724dc5d88723fce05a176ea0f82134c80dabbe326b4a783a0cd07ce7 |
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font_01_sfnt_off00011106.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11106 | 10280 bytes |
SHA-256: 696d6b372d7e7f3c0b981a38061449b1d0cc6482f3f893aebf31fe9ae0ddb4ad |
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