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Analysis

  • max time kernel
    114s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28/05/2024, 14:02

General

  • Target

    490a5522aeaf111abdbe2eaf8dec0ffd81a687c395dad12ddcb8a6616c7c7478.exe

  • Size

    5.1MB

  • MD5

    3f7e36fa14bafefea46398ba14dd7e75

  • SHA1

    856e0d0bcfb5f69fc9cf389a87aad6261b984e2b

  • SHA256

    490a5522aeaf111abdbe2eaf8dec0ffd81a687c395dad12ddcb8a6616c7c7478

  • SHA512

    9e107931cb63ce707e292c559b19be032820ae394fb89eae6747f9ae7328f8257017b4c70ead2fe5a2dba4b3ca7e178ac98e1e09f275400671aa4890535baa0c

  • SSDEEP

    98304:M42JF1gJgj2q/g+8/sT09So2jrgKpW1KySLIfJKGh6G28VVEtXpSKrhwxMH+rt6v:+vil+8/s14/VsIfoB8VV8XHrSz6v

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 16 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Creates new service(s) 2 TTPs
  • Drops file in Drivers directory 2 IoCs
  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 21 IoCs

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

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 14 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\490a5522aeaf111abdbe2eaf8dec0ffd81a687c395dad12ddcb8a6616c7c7478.exe
    "C:\Users\Admin\AppData\Local\Temp\490a5522aeaf111abdbe2eaf8dec0ffd81a687c395dad12ddcb8a6616c7c7478.exe"
    1⤵
    • Drops file in Drivers directory
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1700
    • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
      C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1832
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2688
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:2256
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:2828
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:2760
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:2772
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2596
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2764
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2468
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2476
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2504
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2524
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "GoogleUpdateTaskMachineQC"
      2⤵
      • Launches sc.exe
      PID:2580
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe create "GoogleUpdateTaskMachineQC" binpath= "C:\ProgramData\Google\Chrome\updater.exe" start= "auto"
      2⤵
      • Launches sc.exe
      PID:2708
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:2496
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "GoogleUpdateTaskMachineQC"
      2⤵
      • Launches sc.exe
      PID:1880
  • C:\ProgramData\Google\Chrome\updater.exe
    C:\ProgramData\Google\Chrome\updater.exe
    1⤵
    • Drops file in Drivers directory
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2276
    • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
      C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2528
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1988
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:1628
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:472
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:1692
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:1824
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2124
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2728
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1532
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1528
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1552
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1568
    • C:\Windows\system32\conhost.exe
      C:\Windows\system32\conhost.exe
      2⤵
        PID:1256
      • C:\Windows\explorer.exe
        explorer.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2836

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\system32\drivers\etc\hosts

      Filesize

      2KB

      MD5

      2b19df2da3af86adf584efbddd0d31c0

      SHA1

      f1738910789e169213611c033d83bc9577373686

      SHA256

      58868a299c5cf1167ed3fbc570a449ecd696406410b24913ddbd0f06a32595bd

      SHA512

      4a1831f42a486a0ad2deef3d348e7220209214699504e29fdfeb2a6f7f25ad1d353158cd05778f76ef755e77ccd94ce9b4a7504039e439e4e90fa7cde589daa6

    • \ProgramData\Google\Chrome\updater.exe

      Filesize

      5.1MB

      MD5

      3f7e36fa14bafefea46398ba14dd7e75

      SHA1

      856e0d0bcfb5f69fc9cf389a87aad6261b984e2b

      SHA256

      490a5522aeaf111abdbe2eaf8dec0ffd81a687c395dad12ddcb8a6616c7c7478

      SHA512

      9e107931cb63ce707e292c559b19be032820ae394fb89eae6747f9ae7328f8257017b4c70ead2fe5a2dba4b3ca7e178ac98e1e09f275400671aa4890535baa0c

    • memory/1256-21-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1256-23-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1256-25-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1256-24-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1256-22-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1256-28-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1832-10-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

      Filesize

      9.6MB

    • memory/1832-5-0x000000001B5A0000-0x000000001B882000-memory.dmp

      Filesize

      2.9MB

    • memory/1832-4-0x000007FEF5ACE000-0x000007FEF5ACF000-memory.dmp

      Filesize

      4KB

    • memory/1832-6-0x0000000002250000-0x0000000002258000-memory.dmp

      Filesize

      32KB

    • memory/1832-11-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

      Filesize

      9.6MB

    • memory/1832-8-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

      Filesize

      9.6MB

    • memory/1832-7-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

      Filesize

      9.6MB

    • memory/1832-9-0x000007FEF5810000-0x000007FEF61AD000-memory.dmp

      Filesize

      9.6MB

    • memory/2528-18-0x00000000009A0000-0x00000000009A8000-memory.dmp

      Filesize

      32KB

    • memory/2528-17-0x0000000019F20000-0x000000001A202000-memory.dmp

      Filesize

      2.9MB

    • memory/2836-34-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-30-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-33-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-32-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-31-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-42-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-38-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-40-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-35-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-41-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-39-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-37-0x00000000000B0000-0x00000000000D0000-memory.dmp

      Filesize

      128KB

    • memory/2836-36-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-43-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-44-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-46-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-47-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-45-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-48-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-50-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-49-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2836-51-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB