Analysis

  • max time kernel
    96s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30/09/2024, 01:45

General

  • Target

    b7169676956b915732371c2dec158925ec36dcf301432d4f79663de2ebc75972.exe

  • Size

    5.5MB

  • MD5

    f2ba67b926cabbff5c8c9ab112b05f8f

  • SHA1

    48a9228cafc07cef71b1d4835c507c2bb420caf7

  • SHA256

    b7169676956b915732371c2dec158925ec36dcf301432d4f79663de2ebc75972

  • SHA512

    e7aa7cdfa98c9cf25d2563eec9eca7bcf9c77c4a82b41971d2695b702a546146830ca5d8a20cfe5d5f99be3286a22c3501ddd5b5d0f5e40963ab9a5cf8a24544

  • SSDEEP

    98304:xRjPz9KDzUU8O5/B/LJ25E9SVh86sS3TRknQ3ss2MApp9meypA3cPDu7:xFKoU8O5/b2XViSjX310SeyGc7u7

Malware Config

Signatures

  • xmrig

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

  • XMRig Miner payload 9 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 14 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\b7169676956b915732371c2dec158925ec36dcf301432d4f79663de2ebc75972.exe
    "C:\Users\Admin\AppData\Local\Temp\b7169676956b915732371c2dec158925ec36dcf301432d4f79663de2ebc75972.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:276
    • 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:1344
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1908
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:2772
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:1840
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:2688
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:2792
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2800
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2920
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2720
    • 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:2564
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:1880
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "JIOGRCSG"
      2⤵
      • Launches sc.exe
      PID:2676
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe create "JIOGRCSG" binpath= "C:\ProgramData\zvycwxhpsxqt\lutlgidagtja.exe" start= "auto"
      2⤵
      • Launches sc.exe
      PID:2660
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:2808
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "JIOGRCSG"
      2⤵
      • Launches sc.exe
      PID:3008
    • 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\b7169676956b915732371c2dec158925ec36dcf301432d4f79663de2ebc75972.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2308
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 3
        3⤵
          PID:1964
    • C:\ProgramData\zvycwxhpsxqt\lutlgidagtja.exe
      C:\ProgramData\zvycwxhpsxqt\lutlgidagtja.exe
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:380
      • 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:1936
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1620
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
          • Drops file in Windows directory
          PID:2608
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:320
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:2028
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:1356
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:1944
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:1960
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1696
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2880
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2896
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2892
      • C:\Windows\system32\conhost.exe
        C:\Windows\system32\conhost.exe
        2⤵
          PID:2164
        • C:\Windows\system32\nslookup.exe
          nslookup.exe
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2636

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • \ProgramData\zvycwxhpsxqt\lutlgidagtja.exe

              Filesize

              5.5MB

              MD5

              f2ba67b926cabbff5c8c9ab112b05f8f

              SHA1

              48a9228cafc07cef71b1d4835c507c2bb420caf7

              SHA256

              b7169676956b915732371c2dec158925ec36dcf301432d4f79663de2ebc75972

              SHA512

              e7aa7cdfa98c9cf25d2563eec9eca7bcf9c77c4a82b41971d2695b702a546146830ca5d8a20cfe5d5f99be3286a22c3501ddd5b5d0f5e40963ab9a5cf8a24544

            • memory/1344-4-0x000007FEF66FE000-0x000007FEF66FF000-memory.dmp

              Filesize

              4KB

            • memory/1344-5-0x000000001B500000-0x000000001B7E2000-memory.dmp

              Filesize

              2.9MB

            • memory/1344-6-0x00000000027A0000-0x00000000027A8000-memory.dmp

              Filesize

              32KB

            • memory/1344-7-0x000007FEF6440000-0x000007FEF6DDD000-memory.dmp

              Filesize

              9.6MB

            • memory/1344-8-0x000007FEF6440000-0x000007FEF6DDD000-memory.dmp

              Filesize

              9.6MB

            • memory/1344-9-0x000007FEF6440000-0x000007FEF6DDD000-memory.dmp

              Filesize

              9.6MB

            • memory/1936-14-0x0000000019F70000-0x000000001A252000-memory.dmp

              Filesize

              2.9MB

            • memory/1936-15-0x0000000000E20000-0x0000000000E28000-memory.dmp

              Filesize

              32KB

            • memory/2164-16-0x0000000140000000-0x000000014000E000-memory.dmp

              Filesize

              56KB

            • memory/2164-20-0x0000000140000000-0x000000014000E000-memory.dmp

              Filesize

              56KB

            • memory/2164-19-0x0000000140000000-0x000000014000E000-memory.dmp

              Filesize

              56KB

            • memory/2164-18-0x0000000140000000-0x000000014000E000-memory.dmp

              Filesize

              56KB

            • memory/2164-17-0x0000000140000000-0x000000014000E000-memory.dmp

              Filesize

              56KB

            • memory/2164-23-0x0000000140000000-0x000000014000E000-memory.dmp

              Filesize

              56KB

            • memory/2636-33-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-36-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-31-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-32-0x0000000000240000-0x0000000000260000-memory.dmp

              Filesize

              128KB

            • memory/2636-29-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-28-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-37-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-30-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-35-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-34-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-27-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-26-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-25-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-39-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2636-38-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB