Analysis

  • max time kernel
    24s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    26-07-2024 03:48

General

  • Target

    7279c73e1ddf0b32d80580b34d5ec081_JaffaCakes118.exe

  • Size

    399KB

  • MD5

    7279c73e1ddf0b32d80580b34d5ec081

  • SHA1

    2ea5d905f0b14a278d0ed75845e2d6326cb5626f

  • SHA256

    5662579ddb65b97309c00c24a5a989bd2319e74246e589eedc2cb46311c606bb

  • SHA512

    f5e3d670b6c172ea3396ef6878ee3600757759c7227a95196ae26ac96e545908b9e373d818ee2fd0a27bca4792b0d8e356f686d2df95549335a4315b78eae391

  • SSDEEP

    768:/1antS8YzXBWx3A62DQjm3zF/pxP+A02mgjSUnJ:/1YUFrcx3APDo0zFHmqSC

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7279c73e1ddf0b32d80580b34d5ec081_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7279c73e1ddf0b32d80580b34d5ec081_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2268
    • C:\windows\system\csrss.exe
      \windows\system\csrss.exe
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2428

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Windows\system\csrss.exe

    Filesize

    399KB

    MD5

    7279c73e1ddf0b32d80580b34d5ec081

    SHA1

    2ea5d905f0b14a278d0ed75845e2d6326cb5626f

    SHA256

    5662579ddb65b97309c00c24a5a989bd2319e74246e589eedc2cb46311c606bb

    SHA512

    f5e3d670b6c172ea3396ef6878ee3600757759c7227a95196ae26ac96e545908b9e373d818ee2fd0a27bca4792b0d8e356f686d2df95549335a4315b78eae391

  • memory/2268-0-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2268-7-0x0000000000520000-0x0000000000560000-memory.dmp

    Filesize

    256KB

  • memory/2268-12-0x0000000000520000-0x0000000000560000-memory.dmp

    Filesize

    256KB

  • memory/2268-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2428-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB