Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    29/09/2024, 14:33

General

  • Target

    feba541b5ab96fb02d364f8f31133341_JaffaCakes118.exe

  • Size

    384KB

  • MD5

    feba541b5ab96fb02d364f8f31133341

  • SHA1

    45b2c6cc0d67005b671dd114678554aec3696406

  • SHA256

    446abaf1799d916e2e2aedc5a7f4125de67263a5057396a31c1305cc0cd24b12

  • SHA512

    a1dbefb50fc925bb48eed02b1a593ee9fff5b0c681b5956bb6d1227c4790c186139370c1062af342b08d532c5f424712ca6334522121e90187b0109449c2ce39

  • SSDEEP

    6144:zIUAoX5DbxT6KZrFfjCXlXApqM/GcpyZe2HaoWwdNNkDKp63y:sKtlXr9jCXlwjyAya9wdNN563y

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 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 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Kills process with taskkill 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\feba541b5ab96fb02d364f8f31133341_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\feba541b5ab96fb02d364f8f31133341_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 2220 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\feba541b5ab96fb02d364f8f31133341_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\gbgyhyym.exe -f
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2092
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /pid 2220
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2648
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 3 127.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:784
      • C:\Users\Admin\AppData\Local\gbgyhyym.exe
        C:\Users\Admin\AppData\Local\gbgyhyym.exe -f
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2724

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\gbgyhyym.exe

          Filesize

          384KB

          MD5

          feba541b5ab96fb02d364f8f31133341

          SHA1

          45b2c6cc0d67005b671dd114678554aec3696406

          SHA256

          446abaf1799d916e2e2aedc5a7f4125de67263a5057396a31c1305cc0cd24b12

          SHA512

          a1dbefb50fc925bb48eed02b1a593ee9fff5b0c681b5956bb6d1227c4790c186139370c1062af342b08d532c5f424712ca6334522121e90187b0109449c2ce39

        • memory/2220-0-0x00000000002B0000-0x00000000002B2000-memory.dmp

          Filesize

          8KB

        • memory/2220-2-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2220-1-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2220-5-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-16-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-11-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-12-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-10-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-17-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-18-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-19-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-20-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-21-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-23-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-24-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-25-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB

        • memory/2724-26-0x0000000001000000-0x00000000010B6000-memory.dmp

          Filesize

          728KB