Analysis

  • max time kernel
    149s
  • max time network
    130s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-08-2024 17:49

General

  • Target

    970fdc305af59de34a6ede26427d54f1_JaffaCakes118.exe

  • Size

    160KB

  • MD5

    970fdc305af59de34a6ede26427d54f1

  • SHA1

    fa8129ab356bc4f7f191c34e1550f84bfade1123

  • SHA256

    9356e999257918f3fb9360a2ab1e215f775247f6ce3ad05155e3fac2e9a7bbc6

  • SHA512

    6c301fe665f2b8334693ca5e2f0aaa3527dd4276e0ce2200b35a5597de2ad799316ebbbcba4e081b9a866c377fe9eda4f2c9dc26ab753751042f2c2ffe61cd10

  • SSDEEP

    1536:vFcsYqm5fiy0ZQwSkADSjq3tLmOhy7QK1YtnKr3oJ789wjTX66h/qXfRQ:v80ZQ2kL3RmOhF4YQMJg9MTK7Q

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 1 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Event Triggered Execution: Image File Execution Options Injection 1 TTPs 64 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 Internet Explorer settings 1 TTPs 10 IoCs
  • Modifies Internet Explorer start page 1 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\970fdc305af59de34a6ede26427d54f1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\970fdc305af59de34a6ede26427d54f1_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3952
    • C:\Users\Admin\Admin1\winlogon.exe
      "C:\Users\Admin\Admin1\winlogon.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3148
      • C:\Windows\SysWOW64\svchost.exe
        0
        3⤵
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • UAC bypass
        • Windows security bypass
        • Drops file in Drivers directory
        • Event Triggered Execution: Image File Execution Options Injection
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Modifies Internet Explorer start page
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\Admin1\winlogon.exe

    Filesize

    160KB

    MD5

    970fdc305af59de34a6ede26427d54f1

    SHA1

    fa8129ab356bc4f7f191c34e1550f84bfade1123

    SHA256

    9356e999257918f3fb9360a2ab1e215f775247f6ce3ad05155e3fac2e9a7bbc6

    SHA512

    6c301fe665f2b8334693ca5e2f0aaa3527dd4276e0ce2200b35a5597de2ad799316ebbbcba4e081b9a866c377fe9eda4f2c9dc26ab753751042f2c2ffe61cd10

  • memory/1340-15-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1340-17-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1340-19-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1340-21-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB