Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04/04/2024, 09:28

General

  • Target
    b4c767ca120956a49d08ffc4bcd90bc9_JaffaCakes118.exe
  • Size 10.1MB
  • Sample240404-lfrbjaca33
  • SHA256 f2c245d1d7088a82f3ac4d23857bd0e5e7bc342781320a5f5e9c8109fcbc3fc4
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 6 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Adds policy Run key to start application 2 TTPs 1 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 6 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops autorun.inf file 1 TTPs 6 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b4c767ca120956a49d08ffc4bcd90bc9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b4c767ca120956a49d08ffc4bcd90bc9_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
      "C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe"
      2⤵
      • UAC bypass
      • Adds policy Run key to start application
      • Disables RegEdit via registry modification
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops autorun.inf file
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:2780

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        epl-v10.html

        • Path C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_zh_4.4.0.v20140623020002\epl-v10.html
        • Size 16KB
        • SHA256 aa21cb6b8fd8ee6e90ecc5b858dbcbecd3a97efa1f58145a26e619c2ab457bb5
        • MD5 SHA1 SHA512 SSDEEP

        license.html

        • Path C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_zh_4.4.0.v20140623020002\license.html
        • Size 6KB
        • SHA256 3cc5fa1f9ed7884a08539190a1670bbe64b0e64d1d585d4c1befcf7f91960682
        • MD5 SHA1 SHA512 SSDEEP

        epl-v10.html

        • Path C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.feature_3.9.1.v20140827-1444\epl-v10.html
        • Size 12KB
        • SHA256 442c6bfe7c011e24f8c0bb1c0584b96cf804eb7198d4aacffa4c5f6769ff4215
        • MD5 SHA1 SHA512 SSDEEP

        license.html

        • Path C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.feature_3.9.1.v20140827-1444\license.html
        • Size 8KB
        • SHA256 fd516ab385f8dabba0da1377f5dfdc0dbdefdd224d823313eff24e8fb00c6217
        • MD5 SHA1 SHA512 SSDEEP

        about.html

        • Path C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.ssl.feature_1.0.0.v20140827-1444\about.html
        • Size 14KB
        • SHA256 aa696a838bb49ef4a6c83890ffa39424a471a84bcbc57ae86867b1f9bba3994f
        • MD5 SHA1 SHA512 SSDEEP

        about.html

        • Path C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.ssl.feature_1.0.0.v20140827-1444\about.html
        • Size 16KB
        • SHA256 b8dd69bd1f86b0f1889122b8376ea78d44f0f0689945858f247975f7f72ef86c
        • MD5 SHA1 SHA512 SSDEEP

        vcredist2010_x86.log.html

        • Path C:\vcredist2010_x86.log.html
        • Size 81KB
        • SHA256 f64621800f09c0b2b60cc718ebe0433e1733ac848db02f40e76af728da0808f9
        • MD5 SHA1 SHA512 SSDEEP

        ZhuDongFangYu.exe

        • Path \Windows\360\360Safe\deepscan\ZhuDongFangYu.exe
        • Size 10.1MB
        • SHA256 f2c245d1d7088a82f3ac4d23857bd0e5e7bc342781320a5f5e9c8109fcbc3fc4
        • MD5 SHA1 SHA512 SSDEEP

        memory/2172-0-0x0000000000400000-0x0000000000457000-memory.dmp

        memory/2172-7-0x0000000000400000-0x0000000000457000-memory.dmp

        memory/2780-11-0x0000000000400000-0x0000000000457000-memory.dmp

        memory/2780-372-0x0000000000400000-0x0000000000457000-memory.dmp

        memory/2780-759-0x0000000000400000-0x0000000000457000-memory.dmp