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Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    19/07/2024, 18:49

General

  • Target

    5d38288b37d4010b95695902b52f969a_JaffaCakes118.exe

  • Size

    416KB

  • MD5

    5d38288b37d4010b95695902b52f969a

  • SHA1

    668624a2cde83e51e0f7f6920a29b759e971de0b

  • SHA256

    adfc8c4cb2ea69bfeb954b39cf24c158d1e592f12e068e07f37bb8b6711404b1

  • SHA512

    24c316629ce3039886adc0eab6e2596d6d5246f2001b8f2a9e1b38629ace01ab2632605bfaeae20d745a4f02e160fe4923e699f804306a25e1ebf314c15490e0

  • SSDEEP

    12288:0wG0892m8wTQTLdYQegKOcOj7E/eGfGcxGeycVe/Rk1DRE8bmVKua95Cen1QrWx2:D/DaVUQHuK+qf

Score
7/10

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d38288b37d4010b95695902b52f969a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5d38288b37d4010b95695902b52f969a_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of UnmapMainImage
    PID:2152
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {909D1BB8-3B03-4C3C-986C-CCD80979F806} S-1-5-21-1506706701-1246725540-2219210854-1000:MUYDDIIS\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:22464
    • C:\Users\Admin\AppData\Local\Temp\5d38288b37d4010b95695902b52f969a_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\5d38288b37d4010b95695902b52f969a_JaffaCakes118.exe
      2⤵
      • Adds Run key to start application
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of UnmapMainImage
      PID:22496

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Tasks\{22116563-108C-42c0-A7CE-60161B75E508}.job

    Filesize

    372B

    MD5

    f6b511f5c3b41e6ef03bc24a1858d9e5

    SHA1

    7f41c07c048106e7ee60089541b8a88ce4f09b5a

    SHA256

    72e85d00d1c0b208c68d37f45ed5473aeabd96bacf56bd7b2fdb8be3448e090f

    SHA512

    17235ad6bf6d97a8d18900bea0490985510621f0938a3f02bb0943f0a7f223177531f4283207a3ba764cee11fe52c3ecdf9f905b4a7d6096923d399d84ba0424

  • memory/2152-2-0x0000000000310000-0x0000000000379000-memory.dmp

    Filesize

    420KB

  • memory/2152-1-0x0000000000310000-0x0000000000379000-memory.dmp

    Filesize

    420KB

  • memory/2152-3-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2152-4-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/2152-7-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/2152-50754-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/2152-50757-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/2152-0-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/22496-50763-0x0000000000230000-0x0000000000299000-memory.dmp

    Filesize

    420KB

  • memory/22496-50761-0x0000000000230000-0x0000000000299000-memory.dmp

    Filesize

    420KB

  • memory/22496-50760-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/22496-50765-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/22496-50767-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/22496-50762-0x0000000000230000-0x0000000000299000-memory.dmp

    Filesize

    420KB

  • memory/22496-101514-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/22496-101516-0x0000000000400000-0x0000000000469000-memory.dmp

    Filesize

    420KB

  • memory/22496-101517-0x0000000000230000-0x0000000000299000-memory.dmp

    Filesize

    420KB

  • memory/22496-101518-0x0000000000230000-0x0000000000299000-memory.dmp

    Filesize

    420KB