PDF malware analysis — malicious · 458c64187ddab4af

MALICIOUS

PDF

60.7 KB Created: 2021-09-18 23:04:58 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-24

MD5: b7317b2dddbe8d69a8b150fcae168c12 SHA-1: 14266d99f6b568d52df93d08c45fb09cdae4e70c SHA-256: 458c64187ddab4afe931286e771a3974f556fee4c8d0b224effcba1ac1f45582

124 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to disposable domains, suggesting a phishing or malware distribution campaign. The presence of PDF-specific heuristics like 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this assessment.

Machine Learning

Nyx PDF Classifier malicious score 0.6936

Heuristics 4

ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM

Small 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.
External URI info PDF_URI

PDF contains an external URL action
Embedded URL info EMBEDDED_URL

One 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://philabc.ru/uplcv?utm_term=redmi+note+9s+have+nfc PDF link annotation
- http://resortcrimea.com/ckfinder/userfiles/files/81587142147.pdfIn PDF document text
- http://sevvalturizm.com/rsm/files/junafetunumuful.pdfIn PDF document text
- https://moderator.lt/components/com_mijoshop/opencart/image/data/files/sikunijofogano.pdfIn PDF document text
- http://lncxjzxxw.com/upload_fck/file/2021-9-11/20210911010639133397.pdfIn PDF document text
- http://ingatlantv.tv/userfiles/files/89906448842.pdfIn PDF document text
- https://www.igescanada.com/ckfinder/userfiles/files/wazagogujudotavide.pdfIn PDF document text
- https://rtvpuls.com/ckfinder/userfiles/files/vimafuzesudamewawive.pdfIn PDF document text
- https://whitesal.com/data/images/file/2861_20210916162201.pdfIn PDF document text
- https://ecodiagnost.com/ckfinder/userfiles/files/weledagejozosivanivado.pdfIn PDF document text
- http://albertf.madteam.net/ckfinder/userfiles/files/sawaligofivimuduzuvexano.pdfIn PDF document text
- http://blesk-stroy.ru/userfiles/files/66603636061.pdfIn PDF document text
- http://investbuild.ru/var/upload/file/jumuvodukugasu.pdfIn PDF document text
- http://adimhukuk.com/resimler/files/18191374756.pdfIn PDF document text
- http://veganogle.es/uploads/ckfinder/files/dikedexisezorunujumigasim.pdfIn PDF document text
- https://www.burit.net/wp-content/plugins/formcraft/file-upload/server/content/files/1614448cc11275---ganipolojadowit.pdfIn PDF document text
- https://voolabs.com/wp-content/plugins/formcraft/file-upload/server/content/files/161361f31ee866---fotolaxas.pdfIn PDF document text
- http://winfielddeli.com/ckfinder/userfiles/files/xemubotolexorepiga.pdfIn PDF document text
- https://markapin.com/calisma2/files/uploads/dukawujegidojejiv.pdfIn PDF document text
- https://ddnepal.com/assets/userfiles/files/18756827201.pdfIn PDF document text
- http://www.jucadent.es/ckfinder/userfiles/files/wikadowineje.pdfIn PDF document text
- https://mobspace.xyz/web/img/podborky/files/84857831633.pdfIn PDF document text

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