Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/10/2024, 05:30

General

  • Target

    f161b56490087b75b15207598c6e0526afd184e3f8e76ab6eff8eaa6f573b660.exe

  • Size

    2.9MB

  • MD5

    5f10f34b3ef012f1db5f21755cad4ab1

  • SHA1

    439ab3bd92cd515b092607291ac054f3fad1359f

  • SHA256

    f161b56490087b75b15207598c6e0526afd184e3f8e76ab6eff8eaa6f573b660

  • SHA512

    7f6473adb10d878b8c9cb9360c04ed843401d6eb69ca1df546e956e18032598cbdd1fffbdc45c0fe7d3927a6fa54ef77b9d2e10175e3ca15c6421cfa678d59ce

  • SSDEEP

    49152:ZtH86NYYGclfMk3iDPS6wcXLuankPBUJCBuB+zVma85E4xTz:ZtH8SHGc5MWiDdj7uakPBUJ1oV0EkTz

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
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 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.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 13 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f161b56490087b75b15207598c6e0526afd184e3f8e76ab6eff8eaa6f573b660.exe
    "C:\Users\Admin\AppData\Local\Temp\f161b56490087b75b15207598c6e0526afd184e3f8e76ab6eff8eaa6f573b660.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Users\Admin\AppData\Local\Temp\prog.exe
      "C:\Users\Admin\AppData\Local\Temp\prog.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2120
      • 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
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1828
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2796
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          4⤵
          • Drops file in Windows directory
          PID:2236
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        3⤵
        • Launches sc.exe
        PID:2816
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        3⤵
        • Launches sc.exe
        PID:2736
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        3⤵
        • Launches sc.exe
        PID:2932
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        3⤵
        • Launches sc.exe
        PID:2776
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        3⤵
        • Launches sc.exe
        PID:2608
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2700
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2848
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2584
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2580
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "appdata"
        3⤵
        • Launches sc.exe
        PID:2600
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe create "appdata" binpath= "C:\ProgramData\win32\svhost.exe" start= "auto"
        3⤵
        • Launches sc.exe
        PID:1180
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        3⤵
        • Launches sc.exe
        PID:1528
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "appdata"
        3⤵
        • Launches sc.exe
        PID:1716
  • C:\ProgramData\win32\svhost.exe
    C:\ProgramData\win32\svhost.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1800
    • 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:1868
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2032
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:840
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:1796
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:1624
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:2016
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2896
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2904
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2888
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2276
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2680
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2452
    • C:\Windows\system32\conhost.exe
      C:\Windows\system32\conhost.exe
      2⤵
        PID:2240
      • C:\Windows\system32\svchost.exe
        svchost.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:676

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • \Users\Admin\AppData\Local\Temp\prog.exe

            Filesize

            2.5MB

            MD5

            d3adc3ec7b76556b7fac591c33f31ea9

            SHA1

            b7295fae70f550aa2963da196b08636094e26e93

            SHA256

            25231ba6616c0c1bbc4dda82bdd46ad067577e16971bae412b1192b250b456dc

            SHA512

            0edd9263191b82e525da655f76597bbd755174e8436e1e3a783a6a7f7064077e651a7d4dd36b3fd1b353bc435ff9d3ade466d43327ba086dee89b712cab73985

          • memory/676-47-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-43-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-46-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-49-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-48-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-37-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-50-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-45-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-39-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-38-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-40-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-41-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-42-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/676-44-0x00000000000B0000-0x00000000000D0000-memory.dmp

            Filesize

            128KB

          • memory/1828-19-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

            Filesize

            9.6MB

          • memory/1828-18-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

            Filesize

            9.6MB

          • memory/1828-13-0x000007FEF5BDE000-0x000007FEF5BDF000-memory.dmp

            Filesize

            4KB

          • memory/1828-14-0x000000001B620000-0x000000001B902000-memory.dmp

            Filesize

            2.9MB

          • memory/1828-15-0x0000000001DC0000-0x0000000001DC8000-memory.dmp

            Filesize

            32KB

          • memory/1828-16-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

            Filesize

            9.6MB

          • memory/1828-17-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

            Filesize

            9.6MB

          • memory/1828-20-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

            Filesize

            9.6MB

          • memory/1868-27-0x00000000009D0000-0x00000000009D8000-memory.dmp

            Filesize

            32KB

          • memory/1868-26-0x0000000019F50000-0x000000001A232000-memory.dmp

            Filesize

            2.9MB

          • memory/2240-35-0x0000000140000000-0x000000014000D000-memory.dmp

            Filesize

            52KB

          • memory/2240-28-0x0000000140000000-0x000000014000D000-memory.dmp

            Filesize

            52KB

          • memory/2240-29-0x0000000140000000-0x000000014000D000-memory.dmp

            Filesize

            52KB

          • memory/2240-30-0x0000000140000000-0x000000014000D000-memory.dmp

            Filesize

            52KB

          • memory/2240-32-0x0000000140000000-0x000000014000D000-memory.dmp

            Filesize

            52KB

          • memory/2240-31-0x0000000140000000-0x000000014000D000-memory.dmp

            Filesize

            52KB