Analysis

  • max time kernel
    149s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    08/08/2024, 00:18

General

  • Target

    8806c904bcfd4a553d45ca8d901b0c64f2979520e627c8eca03c47f16cb63e2f.exe

  • Size

    1.8MB

  • MD5

    391fe889af6711d9faf1cbc0a85e44dc

  • SHA1

    c8545a53ef950be2bb3b2b82859e908f527ce8cb

  • SHA256

    8806c904bcfd4a553d45ca8d901b0c64f2979520e627c8eca03c47f16cb63e2f

  • SHA512

    0c95007a9286912be5647d4bb5262d7fecd74ada11245ff08d70fadeaf37cd00401843913d3364d3b8f7bef85bd6a9958db81d3158c4372b58c0fb98c32580c9

  • SSDEEP

    12288:BHTVhI8jdG+sV1p0x/k9fkQ3KypwkBPKxY9XZdFh29DNDupLdXUoWxOT8oSR:tV35QOk3KWNo34nOOTq

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 22 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8806c904bcfd4a553d45ca8d901b0c64f2979520e627c8eca03c47f16cb63e2f.exe
    "C:\Users\Admin\AppData\Local\Temp\8806c904bcfd4a553d45ca8d901b0c64f2979520e627c8eca03c47f16cb63e2f.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2152
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\FaQct.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1856
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "WinUpdt" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1864
    • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe
      "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2776
      • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe
        "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2880
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2656
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1716
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2968
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2512
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1660
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2684
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Updater.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Updater.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2856
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Windows Updater.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Windows Updater.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1664
      • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe
        "C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2888

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\FaQct.bat

          Filesize

          152B

          MD5

          49bb161b07149b1bda99901c71d98b1f

          SHA1

          e5e3b389c09d551bd8f3a4cf71ee30e566fdf6e2

          SHA256

          734c4f48449a118dbdfbbe4971ecf112b26b2b45d1889678c01dea98eb5767d8

          SHA512

          da09a2af9b7f9528916ab719ed97ee8b61179bba92016eaed64b3e7d6bf08646801aeeb0eb332bdde175eb64b48106f7cf2fe2bf01ea6128753e4ce1d48707be

        • C:\Users\Admin\AppData\Roaming\Window Updates\winupdt2.exe

          Filesize

          1.8MB

          MD5

          b0b4984be529f5d57617d2e1d7a22043

          SHA1

          e63bad01a0e43c9c9a3219a93a2f62fa439e040b

          SHA256

          94accd80a2f195c4cd752c21b5b8259cbfa098ab703ca59e39c3b7668caff050

          SHA512

          356a590086094ad525e0d2e9519cf064017e106f9d9656ba509c08afc4487a8b9a5ede28eec78c0031f30ee26559c2c6ca41e01348770d6cda44d0d5c8a647f4

        • memory/2152-42-0x0000000003210000-0x00000000033DA000-memory.dmp

          Filesize

          1.8MB

        • memory/2152-44-0x0000000000400000-0x00000000005CA000-memory.dmp

          Filesize

          1.8MB

        • memory/2152-0-0x0000000000400000-0x00000000005CA000-memory.dmp

          Filesize

          1.8MB

        • memory/2776-63-0x0000000000400000-0x00000000005CA000-memory.dmp

          Filesize

          1.8MB

        • memory/2880-67-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-80-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-51-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-89-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-87-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-84-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-48-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-82-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-69-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-71-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-73-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-75-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-77-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2880-53-0x0000000000400000-0x000000000045C000-memory.dmp

          Filesize

          368KB

        • memory/2888-68-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/2888-59-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/2888-61-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/2888-64-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB