Analysis

  • max time kernel
    431s
  • max time network
    447s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10-11-2024 07:27

General

  • Target

    locales/x86/icucnv67.msi

  • Size

    15KB

  • MD5

    c89f7b63c258a2d8b68a4bdaf5bbb2d4

  • SHA1

    b1181f70adef2cfc1b884aa4a895984843ca326c

  • SHA256

    ee7e175ca56e43932878a617e3a1ac3c005e33ad6964277fea811417ca10d2f2

  • SHA512

    39ca6c5ad801795bbaafe1c85719afdd7ced663ac2fb6530130797a40cd4ed7047d33292c5b41601408488cb5ed4926f9e0744d158a44b128bf517e0562d6e47

  • SSDEEP

    192:+0NMi7v56dIYiYF8rVs9+qARHk/2WJfsHR9y2sE9jBFL2UzZ9O:+06iuIYiI9yHk/24i/8E9VFL2Ut9

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\locales\x86\icucnv67.msi
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1896
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:496

Network

MITRE ATT&CK Enterprise v15

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Downloads