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Analysis

  • max time kernel
    185s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2022, 02:00

General

  • Target

    db0e7a9ec2c5923a38fc6c5054d9aafa4f92eb9036f18e8ed89d728307943029.exe

  • Size

    304KB

  • MD5

    2fb011407312816628141dc685ca3716

  • SHA1

    16004ad9a1eb80fa56da12f3cdb1e87781d2b8f4

  • SHA256

    db0e7a9ec2c5923a38fc6c5054d9aafa4f92eb9036f18e8ed89d728307943029

  • SHA512

    562fca0986c6566a6f085119690de5122139e9097d9906983b99f8b74575fd6ffab4f041f877a3d6c6caeeaae176d43a51796df9f699bce084da83660a30883e

  • SSDEEP

    6144:eD1vDSv4SXT18iTHUU1h4922BzItC6hJZU0FoYEc:ehOASXbUUQ22lULhJZ9FKc

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 10 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of SetThreadContext 2 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\db0e7a9ec2c5923a38fc6c5054d9aafa4f92eb9036f18e8ed89d728307943029.exe
    "C:\Users\Admin\AppData\Local\Temp\db0e7a9ec2c5923a38fc6c5054d9aafa4f92eb9036f18e8ed89d728307943029.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:972
    • C:\Users\Admin\AppData\Local\Temp\db0e7a9ec2c5923a38fc6c5054d9aafa4f92eb9036f18e8ed89d728307943029.exe
      "C:\Users\Admin\AppData\Local\Temp\db0e7a9ec2c5923a38fc6c5054d9aafa4f92eb9036f18e8ed89d728307943029.exe"
      2⤵
      • Writes to the Master Boot Record (MBR)
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3052
      • C:\Users\Admin\AppData\Local\Temp\db0e7a9ec2c5923a38fc6c5054d9aafa4f92eb9036f18e8ed89d728307943029.exe
        "C:\Users\Admin\AppData\Local\Temp\db0e7a9ec2c5923a38fc6c5054d9aafa4f92eb9036f18e8ed89d728307943029.exe"
        3⤵
        • Adds policy Run key to start application
        • Modifies Installed Components in the registry
        • Adds Run key to start application
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3368
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1980
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:3520
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\UKKJDJBJT5.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\UKKJDJBJT5.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2752
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\UKKJDJBJT5.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\UKKJDJBJT5.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:2972
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:216
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:552
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\db0e7a9ec2c5923a38fc6c5054d9aafa4f92eb9036f18e8ed89d728307943029.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\db0e7a9ec2c5923a38fc6c5054d9aafa4f92eb9036f18e8ed89d728307943029.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:316
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\db0e7a9ec2c5923a38fc6c5054d9aafa4f92eb9036f18e8ed89d728307943029.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\db0e7a9ec2c5923a38fc6c5054d9aafa4f92eb9036f18e8ed89d728307943029.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • Modifies registry key
            PID:3476

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3052-135-0x0000000000400000-0x0000000000434000-memory.dmp

    Filesize

    208KB

  • memory/3052-146-0x0000000000400000-0x0000000000434000-memory.dmp

    Filesize

    208KB

  • memory/3368-151-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/3368-143-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/3368-142-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/3368-140-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB

  • memory/3368-157-0x0000000000400000-0x0000000000471000-memory.dmp

    Filesize

    452KB