Analysis

  • max time kernel
    90s
  • max time network
    110s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-11-2024 16:16

General

  • Target

    9d72d75516be44bd45731ca4848194c878411d8f07057bc903df33fa73013e2fN.exe

  • Size

    5.6MB

  • MD5

    7a7bae2c1c59101a7b2c9a3d5024afa0

  • SHA1

    0003be94c9a8d36fb30bb4e2611b6faf2a11d232

  • SHA256

    9d72d75516be44bd45731ca4848194c878411d8f07057bc903df33fa73013e2f

  • SHA512

    af99311bcccc2fb727618bb4bdcf3c4064bbfcd6de87b2e47de46119dab5bf4c6527d4bdf365bbfd134015689e9152f9012c51efd63888b8c54d3eade1cb15bf

  • SSDEEP

    98304:KggSZTFznDHwE8oohoIgNgx+r3P4jw4fn9E32RW0O2gT/gQGhP3oFL6p4kvDZ/Hn:DgSZJznDHMo+JgNgx+r3P+e32BO2gjgj

Malware Config

Signatures

  • Xmrig family
  • xmrig

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

  • XMRig Miner payload 8 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
  • Stops running service(s) 4 TTPs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Power Settings 1 TTPs 8 IoCs

    powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 13 IoCs

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

  • 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 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9d72d75516be44bd45731ca4848194c878411d8f07057bc903df33fa73013e2fN.exe
    "C:\Users\Admin\AppData\Local\Temp\9d72d75516be44bd45731ca4848194c878411d8f07057bc903df33fa73013e2fN.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2336
    • 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:1668
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2260
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:2824
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:2704
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:2112
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:1800
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2936
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2580
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2700
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2728
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2608
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2676
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "JVNIRHNX"
      2⤵
      • Launches sc.exe
      PID:2768
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe create "JVNIRHNX" binpath= "C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe" start= "auto"
      2⤵
      • Launches sc.exe
      PID:3032
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:2556
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "JVNIRHNX"
      2⤵
      • Launches sc.exe
      PID:1460
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\9d72d75516be44bd45731ca4848194c878411d8f07057bc903df33fa73013e2fN.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1984
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 3
        3⤵
          PID:2896
    • C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe
      C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2872
      • 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:1744
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2540
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
          • Drops file in Windows directory
          PID:1148
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:2868
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:2744
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:1040
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:1948
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:1768
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3028
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3012
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3008
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2908
      • C:\Windows\system32\conhost.exe
        C:\Windows\system32\conhost.exe
        2⤵
          PID:2176
        • C:\Windows\system32\nslookup.exe
          nslookup.exe
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2064

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • \ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe

        Filesize

        5.6MB

        MD5

        7a7bae2c1c59101a7b2c9a3d5024afa0

        SHA1

        0003be94c9a8d36fb30bb4e2611b6faf2a11d232

        SHA256

        9d72d75516be44bd45731ca4848194c878411d8f07057bc903df33fa73013e2f

        SHA512

        af99311bcccc2fb727618bb4bdcf3c4064bbfcd6de87b2e47de46119dab5bf4c6527d4bdf365bbfd134015689e9152f9012c51efd63888b8c54d3eade1cb15bf

      • memory/1668-4-0x000007FEF58FE000-0x000007FEF58FF000-memory.dmp

        Filesize

        4KB

      • memory/1668-5-0x000000001B4C0000-0x000000001B7A2000-memory.dmp

        Filesize

        2.9MB

      • memory/1668-6-0x0000000001EB0000-0x0000000001EB8000-memory.dmp

        Filesize

        32KB

      • memory/1668-7-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

        Filesize

        9.6MB

      • memory/1668-8-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

        Filesize

        9.6MB

      • memory/1668-9-0x000007FEF5640000-0x000007FEF5FDD000-memory.dmp

        Filesize

        9.6MB

      • memory/1744-14-0x0000000019E40000-0x000000001A122000-memory.dmp

        Filesize

        2.9MB

      • memory/1744-15-0x0000000000E30000-0x0000000000E38000-memory.dmp

        Filesize

        32KB

      • memory/2064-28-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2064-35-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2064-38-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2064-30-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2064-25-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2064-29-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2064-33-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2064-37-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2064-31-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2064-32-0x0000000000040000-0x0000000000060000-memory.dmp

        Filesize

        128KB

      • memory/2064-26-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2064-34-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2064-36-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2064-27-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2176-23-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2176-21-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2176-17-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2176-16-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2176-18-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2176-19-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB