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Analysis

  • max time kernel
    147s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    06/04/2024, 23:59

General

  • Target

    e398d11d48cb29ad19b6f8c397d17075_JaffaCakes118.exe

  • Size

    43KB

  • MD5

    e398d11d48cb29ad19b6f8c397d17075

  • SHA1

    fc9c24d10314584c19189d2ee2861291f6124b73

  • SHA256

    436ebc3aa03e072cc805fb19853ae6c43be065b416378c7d1e85281bfaff2204

  • SHA512

    3d5c61155cf120cd0a5fdb8e4c18c44513f5bf46b8f6b1619821be6f98fcb37ab1fb4d9ec24ad42f3e9e6403c412bedc5b884d8b84ddc42a93c31a1c4ac60e73

  • SSDEEP

    768:sbUnHumDRFMzEDNbRjLOyDo03FpUL3QdX:sbUnHLFMzEDNl1pMgZ

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e398d11d48cb29ad19b6f8c397d17075_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e398d11d48cb29ad19b6f8c397d17075_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2872
    • C:\Users\Admin\AppData\Local\Temp\e398d11d48cb29ad19b6f8c397d17075_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\e398d11d48cb29ad19b6f8c397d17075_JaffaCakes118.exe"
      2⤵
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:2504
      • C:\Windows\fxstaller.exe
        "C:\Windows\fxstaller.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2564
        • C:\Windows\fxstaller.exe
          "C:\Windows\fxstaller.exe"
          4⤵
          • Executes dropped EXE
          PID:2528

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\fxstaller.exe

    Filesize

    43KB

    MD5

    e398d11d48cb29ad19b6f8c397d17075

    SHA1

    fc9c24d10314584c19189d2ee2861291f6124b73

    SHA256

    436ebc3aa03e072cc805fb19853ae6c43be065b416378c7d1e85281bfaff2204

    SHA512

    3d5c61155cf120cd0a5fdb8e4c18c44513f5bf46b8f6b1619821be6f98fcb37ab1fb4d9ec24ad42f3e9e6403c412bedc5b884d8b84ddc42a93c31a1c4ac60e73

  • memory/2504-38-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2504-2-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2504-6-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2504-7-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2504-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2504-10-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2504-12-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2504-13-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2504-4-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-40-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-45-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-36-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-41-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-42-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-43-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-44-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-37-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-46-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-47-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-48-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-49-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-50-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-51-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-52-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/2528-53-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB