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Analysis

  • max time kernel
    89s
  • max time network
    94s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    28/08/2024, 17:53

General

  • Target

    c75b0522bcab18c5e48fa538f768b0e2_JaffaCakes118.exe

  • Size

    368KB

  • MD5

    c75b0522bcab18c5e48fa538f768b0e2

  • SHA1

    81c495dfab250afee32f17650cc3f6cd3026e120

  • SHA256

    4c42245b86d977cb8a93103b0f628bc8b08e92a6a07a7eabd6f16368269e39d9

  • SHA512

    37d79d4d8904fe6967e25d4178d14cf0378cc44791e295d22a5cc0d62e206c79c6c8c85ea00a540f5b82227dbdb3c309de830617b9938c8546bab248e894bd75

  • SSDEEP

    6144:4zWLBJJm5cp5jDmmuApRr4IxaZS9rL0TZLl9+sdcPyVS+SbU1JXnI3w9bGGeybJ5:4zWjWApKC0lTcPu1F1JXnC+CPyXgltmR

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 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.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c75b0522bcab18c5e48fa538f768b0e2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c75b0522bcab18c5e48fa538f768b0e2_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\ProgramData\kF01605NpDjF01605\kF01605NpDjF01605.exe
      "C:\ProgramData\kF01605NpDjF01605\kF01605NpDjF01605.exe" "C:\Users\Admin\AppData\Local\Temp\c75b0522bcab18c5e48fa538f768b0e2_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\kF01605NpDjF01605\kF01605NpDjF01605

    Filesize

    208B

    MD5

    e469a79aad2f58d4f35c2beffac1cbd5

    SHA1

    76c17b7365b3a8df12b90f14925675a7c0ed3aa1

    SHA256

    d1e8e820a41b996e2d28098aa78247a191930bcc82b7e932160a9b3411779ae1

    SHA512

    76d9a25a29dea06863767c11808e4b22ace4f40bfc8481a64038dc49392bd5af9e1ace4ac9a44af0bbe2bbf7e674e6dae8e2f4153cdee11f062cf8c4a31d35db

  • \ProgramData\kF01605NpDjF01605\kF01605NpDjF01605.exe

    Filesize

    368KB

    MD5

    19a88e7a85620f018c27746bec9c363a

    SHA1

    5dbabf8345e62b9d7c89c73822ad5aadc7964d36

    SHA256

    e2acf4a5aace14926383f7943120ef11d45f6e6467b14b0bb375533a6862b53e

    SHA512

    7b4effa8fce998e1c5c2b1bdc42dc19a85b1371ca84a0a71a606b3bdb52768314c41c6a7ad7ef7320454f30b94e113589047f12f25b045ba0ec593b4eb1a24c1

  • memory/1668-0-0x0000000000230000-0x0000000000233000-memory.dmp

    Filesize

    12KB

  • memory/1668-1-0x0000000000400000-0x00000000004C3000-memory.dmp

    Filesize

    780KB

  • memory/1668-2-0x0000000000400000-0x00000000004C3000-memory.dmp

    Filesize

    780KB

  • memory/1668-8-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/1668-169-0x0000000000400000-0x00000000004C3000-memory.dmp

    Filesize

    780KB

  • memory/1668-216-0x0000000000400000-0x00000000004C3000-memory.dmp

    Filesize

    780KB

  • memory/1960-88-0x0000000000400000-0x00000000004C3000-memory.dmp

    Filesize

    780KB

  • memory/1960-97-0x0000000000400000-0x00000000004C3000-memory.dmp

    Filesize

    780KB

  • memory/1960-104-0x0000000000400000-0x00000000004C3000-memory.dmp

    Filesize

    780KB

  • memory/1960-175-0x0000000000400000-0x00000000004C3000-memory.dmp

    Filesize

    780KB