Analysis

  • max time kernel
    118s
  • max time network
    112s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2024 10:05

General

  • Target

    b1b9f3dce7cd0347439beeb5a7acc06ca97b4faf72ce83b85636a6224c8b27c1.exe

  • Size

    5.6MB

  • MD5

    faa44b6c5fc7dba2fe1efe82777db29d

  • SHA1

    aeb406f4b116e1aae2b29734c404f1af82c5955a

  • SHA256

    b1b9f3dce7cd0347439beeb5a7acc06ca97b4faf72ce83b85636a6224c8b27c1

  • SHA512

    b30316fe55a7acd919b36b8e642fdbce3d2a41ff53bf25d11693a41e95996303c7e378c61564e6921113b81f8bbb22335a3c9fddd14e43276df0cc55705bc77a

  • SSDEEP

    98304:KggSZTFznDHwE8oohoIgNgx+r3P4jw4fn9E32RW0O2gT/gQGhP3oFL6p4kvDZ/HF:DgSZJznDHMo+JgNgx+r3P+e32BO2gjgZ

Malware Config

Signatures

  • Xmrig family
  • xmrig

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

  • XMRig Miner payload 11 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 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 16 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Launches sc.exe 14 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Modifies data under HKEY_USERS 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 19 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b1b9f3dce7cd0347439beeb5a7acc06ca97b4faf72ce83b85636a6224c8b27c1.exe
    "C:\Users\Admin\AppData\Local\Temp\b1b9f3dce7cd0347439beeb5a7acc06ca97b4faf72ce83b85636a6224c8b27c1.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1928
    • 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
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4820
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3864
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
          PID:4308
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:2552
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:5100
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:100
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:4808
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:4012
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3848
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1832
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1000
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1180
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "JVNIRHNX"
        2⤵
        • Launches sc.exe
        PID:660
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe create "JVNIRHNX" binpath= "C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe" start= "auto"
        2⤵
        • Launches sc.exe
        PID:4936
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        2⤵
        • Launches sc.exe
        PID:1292
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "JVNIRHNX"
        2⤵
        • Launches sc.exe
        PID:2192
      • 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\b1b9f3dce7cd0347439beeb5a7acc06ca97b4faf72ce83b85636a6224c8b27c1.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5112
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:4576
      • C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe
        C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe
        1⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1520
        • 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:3452
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1036
          • C:\Windows\system32\wusa.exe
            wusa /uninstall /kb:890830 /quiet /norestart
            3⤵
              PID:3636
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop UsoSvc
            2⤵
            • Launches sc.exe
            PID:1980
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop WaaSMedicSvc
            2⤵
            • Launches sc.exe
            PID:2868
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop wuauserv
            2⤵
            • Launches sc.exe
            PID:1028
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop bits
            2⤵
            • Launches sc.exe
            PID:2036
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop dosvc
            2⤵
            • Launches sc.exe
            PID:3128
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:1724
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:4436
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:4696
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
            2⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:5028
          • C:\Windows\system32\conhost.exe
            C:\Windows\system32\conhost.exe
            2⤵
              PID:3600
            • C:\Windows\system32\nslookup.exe
              nslookup.exe
              2⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2592

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe

            Filesize

            5.6MB

            MD5

            faa44b6c5fc7dba2fe1efe82777db29d

            SHA1

            aeb406f4b116e1aae2b29734c404f1af82c5955a

            SHA256

            b1b9f3dce7cd0347439beeb5a7acc06ca97b4faf72ce83b85636a6224c8b27c1

            SHA512

            b30316fe55a7acd919b36b8e642fdbce3d2a41ff53bf25d11693a41e95996303c7e378c61564e6921113b81f8bbb22335a3c9fddd14e43276df0cc55705bc77a

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yraizjh1.n1d.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • memory/2592-61-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-67-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-72-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-70-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-59-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-74-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-57-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-60-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-63-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-73-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-68-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-69-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-65-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-66-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-58-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2592-64-0x000001764E180000-0x000001764E1A0000-memory.dmp

            Filesize

            128KB

          • memory/2592-62-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/3452-40-0x00000223BC1B0000-0x00000223BC1BA000-memory.dmp

            Filesize

            40KB

          • memory/3452-42-0x00000223BC300000-0x00000223BC30A000-memory.dmp

            Filesize

            40KB

          • memory/3452-38-0x00000223BC0D0000-0x00000223BC0EC000-memory.dmp

            Filesize

            112KB

          • memory/3452-39-0x00000223BC0F0000-0x00000223BC1A5000-memory.dmp

            Filesize

            724KB

          • memory/3452-41-0x00000223BC320000-0x00000223BC33C000-memory.dmp

            Filesize

            112KB

          • memory/3452-46-0x00000223BC350000-0x00000223BC35A000-memory.dmp

            Filesize

            40KB

          • memory/3452-45-0x00000223BC340000-0x00000223BC346000-memory.dmp

            Filesize

            24KB

          • memory/3452-44-0x00000223BC310000-0x00000223BC318000-memory.dmp

            Filesize

            32KB

          • memory/3452-43-0x00000223BC360000-0x00000223BC37A000-memory.dmp

            Filesize

            104KB

          • memory/3600-56-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/3600-53-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/3600-52-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/3600-51-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/3600-49-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/3600-50-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/4820-0-0x00007FFE63723000-0x00007FFE63725000-memory.dmp

            Filesize

            8KB

          • memory/4820-16-0x00007FFE63720000-0x00007FFE641E1000-memory.dmp

            Filesize

            10.8MB

          • memory/4820-15-0x00007FFE63720000-0x00007FFE641E1000-memory.dmp

            Filesize

            10.8MB

          • memory/4820-12-0x00007FFE63720000-0x00007FFE641E1000-memory.dmp

            Filesize

            10.8MB

          • memory/4820-11-0x00007FFE63720000-0x00007FFE641E1000-memory.dmp

            Filesize

            10.8MB

          • memory/4820-1-0x000001B8BF6C0000-0x000001B8BF6E2000-memory.dmp

            Filesize

            136KB