Analysis

  • max time kernel
    43s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    30/10/2022, 06:54

General

  • Target

    40030aebd2ec5e64ff4de19ba01c11e994336201293922b778a68697b41ddfab.exe

  • Size

    51KB

  • MD5

    938efdd98a743c0b10df427eced2d710

  • SHA1

    45032708c2692567149f4ead127ccff70474b1fb

  • SHA256

    40030aebd2ec5e64ff4de19ba01c11e994336201293922b778a68697b41ddfab

  • SHA512

    a6fc2e2473a488b8c4ce3ccb1dac78faea672b9edb631edb56611c909c535fa97a3ff925227cb6668ee6a52b1ae932a91baf3c2b032188b0bcf1a3a533d35dfb

  • SSDEEP

    768:Vvdv6GHnHKMBg93qHbGjZDImJNVq+yHRV1firwzb5:VlvRHzAaHfmBq+yHRrig5

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\40030aebd2ec5e64ff4de19ba01c11e994336201293922b778a68697b41ddfab.exe
    "C:\Users\Admin\AppData\Local\Temp\40030aebd2ec5e64ff4de19ba01c11e994336201293922b778a68697b41ddfab.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    PID:1672
  • C:\Windows\SysWOW64\gemuas.exe
    C:\Windows\SysWOW64\gemuas.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
        PID:1552

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          • C:\Windows\SysWOW64\gemuas.exe

            Filesize

            51KB

            MD5

            938efdd98a743c0b10df427eced2d710

            SHA1

            45032708c2692567149f4ead127ccff70474b1fb

            SHA256

            40030aebd2ec5e64ff4de19ba01c11e994336201293922b778a68697b41ddfab

            SHA512

            a6fc2e2473a488b8c4ce3ccb1dac78faea672b9edb631edb56611c909c535fa97a3ff925227cb6668ee6a52b1ae932a91baf3c2b032188b0bcf1a3a533d35dfb

          • C:\Windows\SysWOW64\gemuas.exe

            Filesize

            51KB

            MD5

            938efdd98a743c0b10df427eced2d710

            SHA1

            45032708c2692567149f4ead127ccff70474b1fb

            SHA256

            40030aebd2ec5e64ff4de19ba01c11e994336201293922b778a68697b41ddfab

            SHA512

            a6fc2e2473a488b8c4ce3ccb1dac78faea672b9edb631edb56611c909c535fa97a3ff925227cb6668ee6a52b1ae932a91baf3c2b032188b0bcf1a3a533d35dfb

          • memory/1552-60-0x0000000000400000-0x0000000000410000-memory.dmp

            Filesize

            64KB

          • memory/1552-58-0x0000000000400000-0x0000000000410000-memory.dmp

            Filesize

            64KB

          • memory/1672-54-0x0000000075111000-0x0000000075113000-memory.dmp

            Filesize

            8KB