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Analysis

  • max time kernel
    150s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/10/2024, 22:31

General

  • Target

    267125977cb2e5a1f94c21a9a9943b79_JaffaCakes118.exe

  • Size

    938KB

  • MD5

    267125977cb2e5a1f94c21a9a9943b79

  • SHA1

    90870f2e0b259cad5c9a40988d3882cfde69d21c

  • SHA256

    e251006c1a88dca920c524d493ec16514fb393e8f33c3682948cebba69ab4998

  • SHA512

    bf4dec17414a49f8638ba8ffe45fcc62d50b83af2044f3ffd9a5d1cced37d8afda1e0e52ff10c696a460573c423ff78252fa586275057f532b6ff312da55c3b1

  • SSDEEP

    24576:yPfPf3V1DmHJLJJltyd7nFrA4H1z9pv/20M:yPfPf3+vOdhrNZv/0

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 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 behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:588
    • C:\Users\Admin\AppData\Local\Temp\267125977cb2e5a1f94c21a9a9943b79_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\267125977cb2e5a1f94c21a9a9943b79_JaffaCakes118.exe"
      1⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4804
      • C:\Users\Admin\AppData\Local\Temp\267125977cb2e5a1f94c21a9a9943b79_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\267125977cb2e5a1f94c21a9a9943b79_JaffaCakes118.exe"
        2⤵
        • Modifies WinLogon for persistence
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2192

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/588-32-0x0000000015590000-0x00000000155A9000-memory.dmp

      Filesize

      100KB

    • memory/588-43-0x00000000155D0000-0x00000000155E9000-memory.dmp

      Filesize

      100KB

    • memory/588-75-0x0000000015690000-0x00000000156A9000-memory.dmp

      Filesize

      100KB

    • memory/588-62-0x0000000015650000-0x0000000015669000-memory.dmp

      Filesize

      100KB

    • memory/588-12-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB

    • memory/588-18-0x0000000015530000-0x0000000015549000-memory.dmp

      Filesize

      100KB

    • memory/588-22-0x0000000015550000-0x0000000015569000-memory.dmp

      Filesize

      100KB

    • memory/588-27-0x0000000015570000-0x0000000015589000-memory.dmp

      Filesize

      100KB

    • memory/588-68-0x0000000015670000-0x0000000015689000-memory.dmp

      Filesize

      100KB

    • memory/588-57-0x0000000015630000-0x0000000015649000-memory.dmp

      Filesize

      100KB

    • memory/588-37-0x00000000155B0000-0x00000000155C9000-memory.dmp

      Filesize

      100KB

    • memory/588-48-0x00000000155F0000-0x0000000015609000-memory.dmp

      Filesize

      100KB

    • memory/588-52-0x0000000015610000-0x0000000015629000-memory.dmp

      Filesize

      100KB

    • memory/2192-2-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB

    • memory/2192-4-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB

    • memory/2192-6-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB

    • memory/2192-7-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB

    • memory/2192-1287-0x0000000000400000-0x0000000000419000-memory.dmp

      Filesize

      100KB