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Analysis

  • max time kernel
    119s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    07/09/2024, 20:40

General

  • Target

    81a80bdad865f0d14f4518ba16c960e0N.exe

  • Size

    2.4MB

  • MD5

    81a80bdad865f0d14f4518ba16c960e0

  • SHA1

    f419475f3c2a08fef08d3786f6fc1611423fef36

  • SHA256

    403508b6618d76ae1a47b9d79c3b2c617de632ee0fbd301f6e86314a7185f6c2

  • SHA512

    7420e149c5a29adfd819a6f8500bd96488034817b580e80cdb3aba42c3349e54350392ab609d966b6db7f932ef90560ad7936121f600afcb3376404524d91534

  • SSDEEP

    49152:2Ko2gzhGqxIaWeSkKkAQOQ1y7GklXRYxxTttMs+xyPFRwGJnunLp9u0XsA5cl+6H:f+zhGqx3WeSkKkAQOQ1y7PlXRYxxTttd

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 15 IoCs
  • UPX packed file 23 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81a80bdad865f0d14f4518ba16c960e0N.exe
    "C:\Users\Admin\AppData\Local\Temp\81a80bdad865f0d14f4518ba16c960e0N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2684
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\AycLq.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2824
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java(TM) Platform SE Auto Updator 2.1" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:2732
    • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
      "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2812
      • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2776
        • 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:1156
          • 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:2988
        • 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\Java\uninstall.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1608
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3000
        • 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
          PID:1988
          • 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:1976
        • 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\Falaheye.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Falaheye.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2992
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Falaheye.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Falaheye.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2704
      • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2600

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    173B

    MD5

    0f9512ff58185a551abc4fa80ffde3b5

    SHA1

    eb2df1adbb3504236d2857d8a9c297121c97a95d

    SHA256

    79747cbd0b884c6870d0ab8b90e4b64af598f1c1c97b2eb31c1fc1a1d6128189

    SHA512

    1f7216ce7cd2e1ae6e30c7d6d0f84b3a7a637c6cfe9568a10ffa802b99a832b3e4f45c7bd02cbbe70665e79ea917e7e9ac9a38ceaf469836fb207a47ef52ff3e

  • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe

    Filesize

    2.4MB

    MD5

    9217bea21291bbf5b7f476dac0914ad3

    SHA1

    1b83ff1a2eee1a3e54563d2d209571c14ce23a38

    SHA256

    f61a55185ee8de022bb0838631a2803f2ff2e27cb916acff29f3f8666b502fd7

    SHA512

    a6f26e5fad6fb9f9cd80435ed84143d90f68174b8a68a4a42a84ffdff3bd8f0d9c81ceb7a2581255e09714fbb4ce5c36c9d97bfae0838c42baf9ac314fb46bc3

  • memory/2600-91-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2600-66-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2600-92-0x0000000000970000-0x0000000000BCF000-memory.dmp

    Filesize

    2.4MB

  • memory/2600-77-0x0000000000970000-0x0000000000BCF000-memory.dmp

    Filesize

    2.4MB

  • memory/2600-68-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2600-74-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2600-75-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2600-76-0x0000000000970000-0x0000000000BCF000-memory.dmp

    Filesize

    2.4MB

  • memory/2600-83-0x0000000000970000-0x0000000000BCF000-memory.dmp

    Filesize

    2.4MB

  • memory/2684-0-0x0000000000400000-0x000000000065F000-memory.dmp

    Filesize

    2.4MB

  • memory/2684-39-0x00000000033F0000-0x000000000364F000-memory.dmp

    Filesize

    2.4MB

  • memory/2684-45-0x0000000000400000-0x000000000065F000-memory.dmp

    Filesize

    2.4MB

  • memory/2776-58-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-93-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-112-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-107-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-63-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-102-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-100-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-88-0x00000000009E0000-0x0000000000C3F000-memory.dmp

    Filesize

    2.4MB

  • memory/2776-87-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-98-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-62-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-69-0x00000000009E0000-0x0000000000C3F000-memory.dmp

    Filesize

    2.4MB

  • memory/2776-95-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-57-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-89-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2776-64-0x00000000009E0000-0x0000000000C3F000-memory.dmp

    Filesize

    2.4MB

  • memory/2776-65-0x00000000009E0000-0x0000000000C3F000-memory.dmp

    Filesize

    2.4MB

  • memory/2812-55-0x0000000002E10000-0x000000000306F000-memory.dmp

    Filesize

    2.4MB

  • memory/2812-56-0x0000000002E10000-0x000000000306F000-memory.dmp

    Filesize

    2.4MB

  • memory/2812-51-0x0000000000AD0000-0x0000000000D2F000-memory.dmp

    Filesize

    2.4MB

  • memory/2812-50-0x0000000000400000-0x000000000065F000-memory.dmp

    Filesize

    2.4MB

  • memory/2812-49-0x0000000000AD0000-0x0000000000D2F000-memory.dmp

    Filesize

    2.4MB

  • memory/2812-84-0x0000000000400000-0x000000000065F000-memory.dmp

    Filesize

    2.4MB