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Analysis

  • max time kernel
    147s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    15/09/2024, 03:33

General

  • Target

    e19fe99ffd28c418aaa0af90f02ccc4e_JaffaCakes118.exe

  • Size

    162KB

  • MD5

    e19fe99ffd28c418aaa0af90f02ccc4e

  • SHA1

    98b9eee2961d15252ec25c2392799410b75d3c18

  • SHA256

    7ede4f089e9012b685c2a35f968ff9788b44a956b51c84c01be62ef2611b92ae

  • SHA512

    b28f971c5b25185fc7826555f670c10d88d89aecff41674d94f57216359eeb57b2813f436ae4263e083bf76a634bbbb0a90289a9e97c43f475687f82cd86ea7e

  • SSDEEP

    3072:VOgpp9ARzWvkPeX+O4WylbzxUMyhdSQvdh6m8OBeETioM:Ak+RzKlXuWEbzxU5dSiPBeAio

Malware Config

Signatures

  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • UPX packed file 11 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 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 35 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e19fe99ffd28c418aaa0af90f02ccc4e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e19fe99ffd28c418aaa0af90f02ccc4e_JaffaCakes118.exe"
    1⤵
    • Adds policy Run key to start application
    • Boot or Logon Autostart Execution: Active Setup
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2032
    • 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
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2232
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • Modifies firewall policy service
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:2188
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\e19fe99ffd28c418aaa0af90f02ccc4e_JaffaCakes118.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\e19fe99ffd28c418aaa0af90f02ccc4e_JaffaCakes118.exe:*:Enabled:Windows Messanger" /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2256
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\e19fe99ffd28c418aaa0af90f02ccc4e_JaffaCakes118.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\e19fe99ffd28c418aaa0af90f02ccc4e_JaffaCakes118.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Modifies firewall policy service
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:2780
    • 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
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:328
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • Modifies firewall policy service
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:2920
    • 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\branescu.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\branescu.exe:*:Enabled:Windows Messanger" /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3020
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\branescu.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\branescu.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Modifies firewall policy service
        • System Location Discovery: System Language Discovery
        • Modifies registry key
        PID:2124

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2032-0-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2032-6-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2032-7-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2032-9-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2032-10-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2032-11-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2032-13-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2032-15-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2032-19-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2032-22-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2032-23-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB