Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 11:39

General

  • Target

    4e1c78554ca7c4a3d9e6c6b62fd126f37c85352f141e6d472b83ece67a85405fN.exe

  • Size

    5.6MB

  • MD5

    079d132eb53ea9ddf032e8033077ec40

  • SHA1

    a5920b17561836d395e72a89e5869c3ec75100b3

  • SHA256

    4e1c78554ca7c4a3d9e6c6b62fd126f37c85352f141e6d472b83ece67a85405f

  • SHA512

    b1446df77dcfbe1d0ef1fb961a01c32d4d134ab1f9513aed038f870a8be6c6d61a401feaeaad2984ed2e3ec1ee3e16544d7f1abdd7afd005c7d0302f6fbc54fc

  • SSDEEP

    98304:xRjPz9KDzUU8O5/B/LJ25E9SVh86sS3TRknQ3ss2MApp9meypA3cPDu7:xFKoU8O5/b2XViSjX310SeyGc7u7

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\4e1c78554ca7c4a3d9e6c6b62fd126f37c85352f141e6d472b83ece67a85405fN.exe
    "C:\Users\Admin\AppData\Local\Temp\4e1c78554ca7c4a3d9e6c6b62fd126f37c85352f141e6d472b83ece67a85405fN.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2444
    • 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:1256
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2976
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:2564
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:3044
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:2828
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:2984
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2392
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2868
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2972
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2704
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2700
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2720
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "JIOGRCSG"
      2⤵
      • Launches sc.exe
      PID:2748
    • 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:592
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:1452
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "JIOGRCSG"
      2⤵
      • Launches sc.exe
      PID:912
    • 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\4e1c78554ca7c4a3d9e6c6b62fd126f37c85352f141e6d472b83ece67a85405fN.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:572
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 3
        3⤵
          PID:1112
    • 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:568
      • 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:580
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2172
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
          • Drops file in Windows directory
          PID:1648
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:2264
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:1320
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:808
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:2524
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:2188
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2544
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2080
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2644
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2640
      • C:\Windows\system32\conhost.exe
        C:\Windows\system32\conhost.exe
        2⤵
          PID:2408
        • C:\Windows\system32\nslookup.exe
          nslookup.exe
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2580

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\ProgramData\zvycwxhpsxqt\lutlgidagtja.exe

        Filesize

        5.6MB

        MD5

        079d132eb53ea9ddf032e8033077ec40

        SHA1

        a5920b17561836d395e72a89e5869c3ec75100b3

        SHA256

        4e1c78554ca7c4a3d9e6c6b62fd126f37c85352f141e6d472b83ece67a85405f

        SHA512

        b1446df77dcfbe1d0ef1fb961a01c32d4d134ab1f9513aed038f870a8be6c6d61a401feaeaad2984ed2e3ec1ee3e16544d7f1abdd7afd005c7d0302f6fbc54fc

      • memory/580-18-0x00000000009B0000-0x00000000009B8000-memory.dmp

        Filesize

        32KB

      • memory/580-17-0x0000000019ED0000-0x000000001A1B2000-memory.dmp

        Filesize

        2.9MB

      • memory/1256-12-0x000007FEF5CD0000-0x000007FEF666D000-memory.dmp

        Filesize

        9.6MB

      • memory/1256-6-0x0000000001DC0000-0x0000000001DC8000-memory.dmp

        Filesize

        32KB

      • memory/1256-9-0x000007FEF5CD0000-0x000007FEF666D000-memory.dmp

        Filesize

        9.6MB

      • memory/1256-8-0x000007FEF5CD0000-0x000007FEF666D000-memory.dmp

        Filesize

        9.6MB

      • memory/1256-7-0x000007FEF5CD0000-0x000007FEF666D000-memory.dmp

        Filesize

        9.6MB

      • memory/1256-4-0x000007FEF5F8E000-0x000007FEF5F8F000-memory.dmp

        Filesize

        4KB

      • memory/1256-11-0x000007FEF5CD0000-0x000007FEF666D000-memory.dmp

        Filesize

        9.6MB

      • memory/1256-10-0x000007FEF5CD0000-0x000007FEF666D000-memory.dmp

        Filesize

        9.6MB

      • memory/1256-5-0x000000001B660000-0x000000001B942000-memory.dmp

        Filesize

        2.9MB

      • memory/2408-20-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2408-19-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2408-21-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2408-22-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2408-26-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2408-23-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2580-38-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2580-32-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2580-30-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2580-35-0x00000000001D0000-0x00000000001F0000-memory.dmp

        Filesize

        128KB

      • memory/2580-34-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2580-33-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2580-29-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2580-28-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2580-36-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2580-37-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2580-39-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2580-40-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2580-31-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2580-41-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB