MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
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 0.9629
Heuristics 5
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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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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://druttle.ru/award?keyword=biological+wastewater+treatment+process+design+calculations+pdf PDF link annotation
- http://specrazreshenie.com/the_road_to_learn_react_reviewktvme.pdfIn PDF document text
- https://rurusoweloxefug.weebly.com/uploads/1/3/3/9/133989150/fujovipekinut.pdfIn PDF document text
- https://memebewaliz.weebly.com/uploads/1/3/0/7/130775997/9396834.pdfIn PDF document text
- http://titoto.xyz/31846185062qywnw.pdfIn PDF document text
- http://espaceabonnes.com/nautical_almanac_2019sa4ep.pdfIn PDF document text
- https://bikujezojodu.weebly.com/uploads/1/3/4/5/134587809/sudisul.pdfIn PDF document text
- https://cdn.sqhk.co/kajutizikodu/hjLjdqj/bitcoin_bottom_2018.pdfIn PDF document text
- https://tolubezilonis.weebly.com/uploads/1/3/5/3/135348590/99da27.pdfIn PDF document text
- http://canonsburglake.org/descargar_pokemon_blue_kaizo_romi0nzw.pdfIn PDF document text
- https://cdn.sqhk.co/dufukeraj/9hdPjdS/goposofovofugiwofaro.pdfIn PDF document text
- https://pigamudabuv.weebly.com/uploads/1/3/4/2/134235231/365670.pdfIn PDF document text
- https://mojivuza.weebly.com/uploads/1/3/0/7/130775228/139992ef3a.pdfIn PDF document text
- https://cdn.sqhk.co/gujowaxexag/Eifshck/joxekedadoluwizoba.pdfIn PDF document text
- http://sevastopol.sale/google_spreadsheet_if_range_containsiq6aw.pdfIn PDF document text
- https://pelimabogex.weebly.com/uploads/1/3/4/6/134685965/suvufuboputo-bedokukekekugam-fekoberamapis.pdfIn PDF document text
- https://gatepeduvemixif.weebly.com/uploads/1/3/4/6/134669895/kibivifajef.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/983c28b0-1516-4f3a-9446-476853841e3e/degadigokedax.pdfIn PDF document text
- http://vukenebavez.rf.gd/ntse_2018_sat_answer_key.pdfIn PDF document text
- http://fipejawopali.epizy.com/kutafikobabegovibolixi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9238db9a-29db-4da3-b301-eb7fa90658f0/sofaverimemivuvik.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1cf53b00-e017-4c57-9e0c-0dc3166d443f/petok.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d428.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD428 | 5500 bytes |
SHA-256: e7b71c1fb81b58fc560d90b1f16639725af23431e05f84c4654ca1215e954992 |
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