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Analysis

  • max time kernel
    149s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/02/2025, 00:17

General

  • Target

    JaffaCakes118_1d34159bb90cef71787b79147b315340.exe

  • Size

    721KB

  • MD5

    1d34159bb90cef71787b79147b315340

  • SHA1

    06d94897790c0515db7029272cf3d526ff59e358

  • SHA256

    379f93d1dfa449b49455c4e77c9c63c559ad9adae81ecbac54ab0623d2c6e16b

  • SHA512

    8e9d0252f209d83d937c98aedc175095512845a1661a7e9f203ae21db7674b68451700aeb94ffcec4c5727a7b68ba9604bedd7a8bc18f86f6e4e23d91db7caae

  • SSDEEP

    12288:QUp3EQ6T6jpV3KVMeHf2Jl84yfFr+3p8rkKQr6MCNVkgQpNaQ4ppFJN9IJaXSO:QKTV0TfkOYK1NkgQ3+mJaCO

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 11 IoCs
  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 21 IoCs

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

  • 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\JaffaCakes118_1d34159bb90cef71787b79147b315340.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1d34159bb90cef71787b79147b315340.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4516
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\reXVQ.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1128
      • 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:1484
    • 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:644
      • 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:992
        • 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:5308
          • 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:2228
        • 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:5048
          • 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:3508
        • 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:1400
          • 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:1732
        • 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:4160
          • 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:5924
      • 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:5900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    173B

    MD5

    0f9512ff58185a551abc4fa80ffde3b5

    SHA1

    eb2df1adbb3504236d2857d8a9c297121c97a95d

    SHA256

    79747cbd0b884c6870d0ab8b90e4b64af598f1c1c97b2eb31c1fc1a1d6128189

    SHA512

    1f7216ce7cd2e1ae6e30c7d6d0f84b3a7a637c6cfe9568a10ffa802b99a832b3e4f45c7bd02cbbe70665e79ea917e7e9ac9a38ceaf469836fb207a47ef52ff3e

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

    Filesize

    721KB

    MD5

    3e7f590ff4c3fedf021375d2353e6827

    SHA1

    16b2371226c548486ed812ee9bbcc2508cc4e801

    SHA256

    54ee2d8e940f797051edc3a2a54507d9b8f72ad167a0dc68fa728b737bfd32d4

    SHA512

    9412c4b03a58f5c19f95cbd1247f3f8704c4d0d35390f99901f98741654c038ffb76e0a1656ddf8e568506257d033c9e817b5688fbf3d43a2829e1c06b22e849

  • memory/644-49-0x0000000000400000-0x000000000065E000-memory.dmp

    Filesize

    2.4MB

  • memory/992-61-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/992-63-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/992-37-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/992-35-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/992-84-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/992-32-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/992-77-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/992-70-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/992-54-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/992-68-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/992-56-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/992-58-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/992-65-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/4516-29-0x0000000000400000-0x000000000065E000-memory.dmp

    Filesize

    2.4MB

  • memory/4516-0-0x0000000000400000-0x000000000065E000-memory.dmp

    Filesize

    2.4MB

  • memory/5900-55-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/5900-41-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/5900-48-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/5900-45-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB