Malicious PDF — malware analysis report

Static analysis result for SHA-256 e1b58e5dfc915c36…

MALICIOUS

PDF

66.8 KB Created: 2021-04-02 01:50:59 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-04
MD5: 5d65314031ba00c33b65241df1651b12 SHA-1: 747a61e7e8430047b5ea5ba1b221bd2a04e7c784 SHA-256: e1b58e5dfc915c36625d847206c7519c1a8589e61abc784f1b385955d0fbfc32
124 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous embedded URLs, many pointing to disposable hosting, and one specific URL, 'https://jumiwimov.ru/award?keyword=obc+caste+form+pdf+rajasthan', is flagged as malicious. Heuristics indicate the PDF acts as a link farm and is classified as malicious by ML and ClamAV. The document body, though heavily obfuscated, contains metadata suggesting it's a form related to 'obc caste form pdf rajasthan', indicating a social engineering lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6669

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://jumiwimov.ru/award?keyword=obc+caste+form+pdf+rajasthan PDF link annotation
    • https://cdn-cms.f-static.net/uploads/4367308/normal_6047507a49232.pdfIn PDF document text
    • http://jogemijafiw.22web.org/honda_rebel_250_engine_upgrades.pdfIn PDF document text
    • https://cdn.sqhk.co/lilavokolet/hV4U8ih/pocket_bully_for_sale_in_dallas.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4409248/normal_6064166172e57.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4384030/normal_5ff89cef28fc1.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4463279/normal_5ff2b330b5cba.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4465262/normal_602e0e5c477a7.pdfIn PDF document text
    • http://vejobazure.22web.org/27646421235.pdfIn PDF document text
    • http://fumerox.iblogger.org/ppt_templates_for_seminar_presentation_free.pdfIn PDF document text
    • https://cdn.sqhk.co/mogowepuw/rjigRhi/parler_a_mon_pere_meaning_in_english.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4381105/normal_5fe4059da49dd.pdfIn PDF document text
    • https://cdn.sqhk.co/pobumepova/ggic4hg/gedifukup.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4366316/normal_5fc9a3112678b.pdfIn PDF document text
    • https://cdn.sqhk.co/fiseguvugele/a4t6GBZ/does_not_commute_apk_premium.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4501229/normal_5ff027e4c7d79.pdfIn PDF document text
    • http://zelafagilu.iblogger.org/wevojetefereragile.pdfIn PDF document text
    • http://felezebelitex.iblogger.org/brocade_6505_datasheet.pdfIn PDF document text
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    • http://bususetut.epizy.com/falemu.pdfIn PDF document text
    • http://mosetewugalivu.epizy.com/methods_of_acquiring_archival_materials.pdfIn PDF document text
    • http://kepelagivon.rf.gd/rajesal.pdfIn PDF document text
    • http://litomoli.epizy.com/64537931883.pdfIn PDF document text
    • http://kokitivem.rf.gd/tapadalososeki.pdfIn PDF document text
    • http://vevosewis.rf.gd/lorazepam_davis_plus.pdfIn PDF document text