Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-01-2025 20:48

General

  • Target

    JaffaCakes118_10fd51a2fddeefb093578f1a01650174.exe

  • Size

    919KB

  • MD5

    10fd51a2fddeefb093578f1a01650174

  • SHA1

    02e4ab95d1c1dd0a02fa2f5d1df58cd4e56d184a

  • SHA256

    791d940bc16a7e5c542a9c3978d29a1318d14045aa95b63b2ae7bf304ef01e60

  • SHA512

    6d6991781f0a855eb32cf0fb5bbffd356a62c3fae547bd3c7f5f2fe8b52a68442c473e726d85ff8f0f5e3e7784969d8ffd3bdc814261778b89f289e7fa5cf20f

  • SSDEEP

    24576:n4ABz1P24wvG1XhWConP+3j+sAMBY4N7CRl:nvh6vYOniAM+D

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_10fd51a2fddeefb093578f1a01650174.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_10fd51a2fddeefb093578f1a01650174.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\Melt.bat" -s"
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2792
      • C:\Windows\SysWOW64\PING.EXE
        ping ; 1.2; 0.3; 0.4 - n; 1 - w; 500
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:2484
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        svchost.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2716
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2716 -s 180
          4⤵
          • Loads dropped DLL
          • Program crash
          PID:2192

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Melt.bat

    Filesize

    148B

    MD5

    7ca5feaabee8de6e3c7efb689f7be3d8

    SHA1

    885d525d5190b3965ca238b70f48b8d0dac289a1

    SHA256

    095276969d06b9478181089fc4ebaaba83baf18703b7e04a965aa0b6a962b896

    SHA512

    4b37b1154d47a8e7069ce4cc2a6957c15ae3de41461934335ad22f0fec5bcd9fc0f545f5a489b51d07a2cb5909a987b07c3380518427355fb44c720ded140b81

  • \Users\Admin\AppData\Local\Temp\svchost.exe

    Filesize

    919KB

    MD5

    10fd51a2fddeefb093578f1a01650174

    SHA1

    02e4ab95d1c1dd0a02fa2f5d1df58cd4e56d184a

    SHA256

    791d940bc16a7e5c542a9c3978d29a1318d14045aa95b63b2ae7bf304ef01e60

    SHA512

    6d6991781f0a855eb32cf0fb5bbffd356a62c3fae547bd3c7f5f2fe8b52a68442c473e726d85ff8f0f5e3e7784969d8ffd3bdc814261778b89f289e7fa5cf20f