Analysis

  • max time kernel
    147s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2024 02:58

General

  • Target

    088b979130fd3bd0fcba8e6c8e356be9_JaffaCakes118.exe

  • Size

    618KB

  • MD5

    088b979130fd3bd0fcba8e6c8e356be9

  • SHA1

    7d190b76d8f0f00c0f6531dd9be6a623e780d1e1

  • SHA256

    b2ee99a6cad33a17e632b52658a7a244e88b2db0e1ad5103d1f9e226d69b7f8b

  • SHA512

    d18b549d230d6ba613fe4217c419460f02b43bf97957ca8fc660e71e0572995f74fdffc6e148bde5d66d38181a14b656d161bdce92ea0b94a44770370b66f4e9

  • SSDEEP

    12288:H3XOndk7TbCMPW5A6X4tbAYkrYJAeZ1sug8Gy0t8wGpB5NPLvnbMaGEc9s6:H3edQbC8W5A0YirYhicGy0t8wQvbMZjd

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies data under HKEY_USERS 9 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\088b979130fd3bd0fcba8e6c8e356be9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\088b979130fd3bd0fcba8e6c8e356be9_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2656
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Windows\Uer.bat
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2744
  • C:\Windows\Utility Mang.exe
    "C:\Windows\Utility Mang.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2080
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      2⤵
        PID:2748

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\Uer.bat

      Filesize

      214B

      MD5

      4356a7160d952014bca1701d44f8877b

      SHA1

      50e3106c78fae09f4d40a2622cb57620d16abe2c

      SHA256

      d79b2b8b2956235b518b6c5b86cf1bdaa512eceebba17b601474297d487e1124

      SHA512

      e0b66e58a248f8b9f30fdd7acabe052cb28ee3723b079b1a9f8b4f926f8c510554cdd1bdc14edbab67f162f5b923084c0c7cef992f6d0172bbf86b06cde2fdbd

    • C:\Windows\Utility Mang.exe

      Filesize

      618KB

      MD5

      088b979130fd3bd0fcba8e6c8e356be9

      SHA1

      7d190b76d8f0f00c0f6531dd9be6a623e780d1e1

      SHA256

      b2ee99a6cad33a17e632b52658a7a244e88b2db0e1ad5103d1f9e226d69b7f8b

      SHA512

      d18b549d230d6ba613fe4217c419460f02b43bf97957ca8fc660e71e0572995f74fdffc6e148bde5d66d38181a14b656d161bdce92ea0b94a44770370b66f4e9

    • memory/2080-6-0x00000000002E0000-0x00000000002E1000-memory.dmp

      Filesize

      4KB

    • memory/2080-5-0x0000000000400000-0x00000000004A598C-memory.dmp

      Filesize

      662KB

    • memory/2080-17-0x0000000000400000-0x00000000004A598C-memory.dmp

      Filesize

      662KB

    • memory/2080-19-0x00000000002E0000-0x00000000002E1000-memory.dmp

      Filesize

      4KB

    • memory/2656-0-0x0000000000400000-0x00000000004A598C-memory.dmp

      Filesize

      662KB

    • memory/2656-3-0x0000000000260000-0x0000000000261000-memory.dmp

      Filesize

      4KB

    • memory/2656-15-0x0000000000400000-0x00000000004A598C-memory.dmp

      Filesize

      662KB