Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    23-07-2024 20:56

General

  • Target

    68e4fdbb33fca169f8067baedfd456e2_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    68e4fdbb33fca169f8067baedfd456e2

  • SHA1

    b54bd2985a0b90d2e065a6264aef65ae9f1c3240

  • SHA256

    4a529c9758fba45fa78fc477c66123c86f240ad96a29d3ad1af8311af4361e46

  • SHA512

    28a4857f61617fb67fffff1cd0023b9557fbdba01270e25c92f5a779714d93977c228e078676adbf39d8270b9e401422c53bb48c608aa045776fed9216e5637a

  • SSDEEP

    1536:lOtG5I82NTzwLMGAc4ohrPXo+73Rez8b0SyuNIjnZq:psweurPX7CuCnY

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\68e4fdbb33fca169f8067baedfd456e2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\68e4fdbb33fca169f8067baedfd456e2_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3016
    • C:\Users\Admin\buoyue.exe
      "C:\Users\Admin\buoyue.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\buoyue.exe

    Filesize

    100KB

    MD5

    8575403f231df30fae5a13000cfc9638

    SHA1

    17aa4d60b34ce2f459d5475db7adc492417caab9

    SHA256

    574eab3ea612488fedba975d6468e9f3c75d60d8e8fba15672ee9a310990947a

    SHA512

    89296758b53c68d7aeed6b6921852bf509031cab5298a7877b5dca4c93ae549e1a5eeb6c717c0b3d19ab4b2f47ae68411b818037e48b8379fba932decaf7f540