Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-es
  • resource tags

    arch:x64arch:x86image:win7-20240221-eslocale:es-esos:windows7-x64systemwindows
  • submitted
    08/05/2024, 19:34

General

  • Target
    0dae1e15c6646388022b6e2cc42f68b8bfde13788c058da910b6964702d0f49e.msi
  • Size 20.0MB
  • Sample240508-yaerrsbf8x
  • SHA256 0dae1e15c6646388022b6e2cc42f68b8bfde13788c058da910b6964702d0f49e
  • MD5 SHA1 SHA512 SSDEEP
Score
6/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in Windows directory 10 IoCs
  • Loads dropped DLL 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 52 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\0dae1e15c6646388022b6e2cc42f68b8bfde13788c058da910b6964702d0f49e.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1952
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1992
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 1CA0DD42BA2038513C5C7DC9D9C34E0F
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      PID:2260

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        MSI3266.tmp

        • Path C:\Windows\Installer\MSI3266.tmp
        • Size 554KB
        • SHA256 bb9a3c8972d89ad03c1dee3e91f03a13aca8d370185ac521b8c48040cc285ef4
        • MD5 SHA1 SHA512 SSDEEP

        MSI369F.tmp

        • Path C:\Windows\Installer\MSI369F.tmp
        • Size 18.8MB
        • SHA256 22ea13c175a4bb34b6095150a0ba93a6b640ca3b4b0d5f52f35338359ac25f05
        • MD5 SHA1 SHA512 SSDEEP