Analysis

  • max time kernel
    121s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-07-2024 01:35

General

  • Target

    7b17d3c5f81f9dac40053e0e1666eeb0N.exe

  • Size

    2.4MB

  • MD5

    7b17d3c5f81f9dac40053e0e1666eeb0

  • SHA1

    0de5d51721c2a314c6f165f571a30242072b9b01

  • SHA256

    c174998088e55406b26904e5ce30d6eb5656d5f563f85fbb5cb59b49c8daef26

  • SHA512

    0f82cc3c77a9dbf5181a6bd32d0da396ddec8108bff66948db1c04d2181451a4a24c7e75d791bb97aa50e4b7ba34c8f99eba48336033569461877d7dfe8b5cc6

  • SSDEEP

    49152:5Ko2gzhGqxIaWeSkKkAQOQ1y7GklXRYxxTttMs+xyPFRwGJnunLp9u0XsA5cl+6n:I+zhGqx3WeSkKkAQOQ1y7PlXRYxxTttF

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • UPX packed file 20 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 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7b17d3c5f81f9dac40053e0e1666eeb0N.exe
    "C:\Users\Admin\AppData\Local\Temp\7b17d3c5f81f9dac40053e0e1666eeb0N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2204
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\rkQxE.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4472
      • 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:3696
    • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
      "C:\Users\Admin\AppData\Roaming\Java\uninstall.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2816
      • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1036
        • 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:2216
          • 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:3816
        • 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
          • Suspicious use of WriteProcessMemory
          PID:1960
          • 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:3384
        • 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:760
          • 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:4876
        • 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
          • Suspicious use of WriteProcessMemory
          PID:4684
          • 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:4792
      • C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        C:\Users\Admin\AppData\Roaming\Java\uninstall.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2172

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\rkQxE.txt

    Filesize

    173B

    MD5

    0f9512ff58185a551abc4fa80ffde3b5

    SHA1

    eb2df1adbb3504236d2857d8a9c297121c97a95d

    SHA256

    79747cbd0b884c6870d0ab8b90e4b64af598f1c1c97b2eb31c1fc1a1d6128189

    SHA512

    1f7216ce7cd2e1ae6e30c7d6d0f84b3a7a637c6cfe9568a10ffa802b99a832b3e4f45c7bd02cbbe70665e79ea917e7e9ac9a38ceaf469836fb207a47ef52ff3e

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

    Filesize

    2.4MB

    MD5

    b13518a84603a5f4dc17724cd9297ee1

    SHA1

    f47cc25502979a1ec6a411a861954555f90304fc

    SHA256

    0ea58962a6126506191cf783c9d1e33c8e7851b1ebfbd6835ef83cae1ac69d6d

    SHA512

    cb85a80f9abd8916496bfdd3d4cf88a9e113a54667a9bed3129a721566e51c895066868bbb1093610a1f4c5b86b3388713ccd8e47a315def51cf922a38516dec

  • memory/1036-59-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1036-57-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1036-36-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1036-34-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1036-31-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1036-73-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1036-68-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1036-66-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1036-64-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1036-52-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1036-61-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1036-54-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2172-48-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2172-53-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2172-40-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2172-46-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2204-0-0x0000000000400000-0x000000000065F000-memory.dmp

    Filesize

    2.4MB

  • memory/2204-30-0x0000000000400000-0x000000000065F000-memory.dmp

    Filesize

    2.4MB

  • memory/2816-51-0x0000000000400000-0x000000000065F000-memory.dmp

    Filesize

    2.4MB