Malicious PDF — malware analysis report

Static analysis result for SHA-256 3db07fff26a192fd…

MALICIOUS

PDF

40.7 KB Created: 2021-03-17 20:01:30 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: d733d4886d21e6a3fe54e7dcb18c3618 SHA-1: 2105d3aefd426925c0019c96f30746f2af62bccd SHA-256: 3db07fff26a192fdccc50a3791cd1c46ed72d092197c648a72f916990356eac7
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document is identified as malicious by ML classifiers and ClamAV, exhibiting characteristics of a phishing lure. The PDF_IMAGE_LURE heuristic indicates it's an image-only document with a clickable action, designed to trick users into visiting an external URL. The primary URL identified, https://crophysi.ru/award?keyword=ksou+aicte+approval+letter+pdf, is likely part of a phishing campaign or a download lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8964

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
  • Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE
    PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 40 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
  • 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://crophysi.ru/award?keyword=ksou+aicte+approval+letter+pdf
    • https://cdn-cms.f-static.net/uploads/4393911/normal_60493a45da9a7.pdf
    • http://gevixadita.22web.org/how_to_write_a_fax_cover_sheet.pdf
    • https://static.s123-cdn-static.com/uploads/4460963/normal_5feefe0b2813a.pdf
    • http://kufudizaja.22web.org/12879997246.pdf
    • https://nubapatis.weebly.com/uploads/1/3/4/0/134095887/0556f633.pdf
    • http://betabudon.iblogger.org/primeros_auxilios_conceptos_basicos.pdf
    • https://cdn-cms.f-static.net/uploads/4412164/normal_60134b76f109b.pdf
    • https://jewelalebun.weebly.com/uploads/1/3/4/5/134585336/4853578.pdf
    • https://pomaripo.weebly.com/uploads/1/3/0/9/130969966/motitefij.pdf
    • https://static.s123-cdn-static.com/uploads/4411231/normal_5fdcf49bd109e.pdf
    • https://cdn-cms.f-static.net/uploads/4481988/normal_60431b1c29ab1.pdf
    • https://sinekamawo.weebly.com/uploads/1/3/0/7/130776883/losejopewi.pdf
    • https://cdn-cms.f-static.net/uploads/4476127/normal_6041a866e9fa6.pdf
    • https://cdn-cms.f-static.net/uploads/4393180/normal_60242f0edaa69.pdf
    • https://6fd4412c-3e6e-4f21-a9af-8137ffc6c0d9.filesusr.com/ugd/03469c_75150a9c685c41179947e56b075905b0.pdf?index=true
    • http://rukinozo.epizy.com/dermatoscopia_carcinoma_espinocelular.pdf
    • https://8ea4a4fb-2859-49e6-8c89-66ed49166bb4.filesusr.com/ugd/0088c1_96ed529f18c843f58e8b7c5ddd48cec7.pdf?index=true
    • http://gamovomubapo.rf.gd/sebopijamikef.pdf
    • http://nalosig.rf.gd/kimesavejuv.pdf
    • https://b7eb3c74-9f10-4efd-a612-efb7ea03662f.filesusr.com/ugd/7198c1_8724e4e50abb405fa0bae5b00539919d.pdf?index=true
    • https://ad177677-9664-42cd-9bf2-17a10eef6e1d.filesusr.com/ugd/f8915e_8074db8731ba4ef5a94f1b82a26cecd9.pdf?index=true
    • https://2dc0326d-ac60-47d8-bf46-f2dc9d334570.filesusr.com/ugd/21b4a7_8c5729aa82e94a1394027e82e491d674.pdf?index=true

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