Malicious PDF — malware analysis report

Static analysis result for SHA-256 9a1e0d896b6ba424…

MALICIOUS

PDF

67.6 KB Created: 2021-02-26 21:20:21 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-05
MD5: 3b70938128cc57aa943a5aed2e6d97cf SHA-1: 5b675e71a0e9723475714972956332dba20adbfc SHA-256: 9a1e0d896b6ba424745fb9cf471a79d878d771df9a81f10314959abd376b4418
124 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The document contains numerous embedded URLs pointing to disposable domains and link farms, suggesting a phishing or malware distribution campaign. The presence of PDF_URI and PDF_SEO_DISPOSABLE_LINK_FARM heuristics further supports this assessment.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9705

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://baarspo.ru/aws?utm_term=nouveau+look+pour+une+nouvelle+vie+youtube+en+entier PDF link annotation
    • https://cdn.sqhk.co/genopeno/8gfjgDb/13340112619.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4427097/normal_5fd14a67d9230.pdfIn PDF document text
    • http://rivepozepuxar.mywebcommunity.org/koguboz.pdfIn PDF document text
    • http://faripofijukevom.mywebcommunity.org/82224194036.pdfIn PDF document text
    • http://tepugorotewole.medianewsonline.com/bowanedukiwubitebuxorud.pdfIn PDF document text
    • https://cdn.sqhk.co/mudonisogub/g06SL81/44960505938.pdfIn PDF document text
    • https://cdn.sqhk.co/gawukale/gfhhifi/naxavaboremexunaled.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4413982/normal_5fe2bdb54c7a1.pdfIn PDF document text
    • https://cdn.sqhk.co/gusisitixinu/hfDIhgT/super_ninja_steel_episode_1.pdfIn PDF document text
    • http://gejokakop.mygamesonline.org/what_is_the_difference_between_biological_and_psychological_needs.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4415326/normal_5ff8f6066e770.pdfIn PDF document text
    • http://mujudesuxiropa.sportsontheweb.net/descargar_libro_de_geometria_y_trigonometria_de_conamat.pdfIn PDF document text
    • https://cdn.sqhk.co/jinubodilev/gf6bFii/tubup.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://kopolug.myartsonline.com/wevumapugepefenipuwafugu.pdfIn PDF document text
    • http://jekidosokun.epizy.com/sirijovifuguwa.pdfIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000e6e2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xE6E2 4972 bytes
SHA-256: 75d3ab831d1d1f155148e9e8a1ffc6c98b6d65bde063b62f9990d4a6e209873e