Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    07/01/2024, 19:22

General

  • Target

    abed8efcd70338477e181f1d423f4165.exe

  • Size

    512KB

  • MD5

    abed8efcd70338477e181f1d423f4165

  • SHA1

    ebde2447df6b5aa2c45300f15ada806b7e7ea3f6

  • SHA256

    3dd43dbae635f5dc7294c39c7cc92e0240542a1124383d1f02eb113c52bd1a6c

  • SHA512

    61ac8d7fab0a420d4280242f371fc3081357efee7e960ab574db905e067285c29daaa8466274803402e93431eec346a32567b3455ae440d64936a80d8db782b0

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6j:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5W

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 21 IoCs
  • Suspicious use of SendNotifyMessage 21 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\abed8efcd70338477e181f1d423f4165.exe
    "C:\Users\Admin\AppData\Local\Temp\abed8efcd70338477e181f1d423f4165.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Windows\SysWOW64\ejixnkamihclb.exe
      ejixnkamihclb.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2936
    • C:\Windows\SysWOW64\meqkefmc.exe
      meqkefmc.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2376
    • C:\Windows\SysWOW64\gslgztttkphgmqe.exe
      gslgztttkphgmqe.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2128
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2928
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1396
      • C:\Windows\SysWOW64\bqgxenmyxm.exe
        bqgxenmyxm.exe
        2⤵
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Windows security bypass
        • Disables RegEdit via registry modification
        • Executes dropped EXE
        • Loads dropped DLL
        • Windows security modification
        • Enumerates connected drives
        • Modifies WinLogon
        • Drops file in System32 directory
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:2836
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ejixnkamihclb.exe
      1⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2872
      • C:\Windows\SysWOW64\ejixnkamihclb.exe
        ejixnkamihclb.exe
        2⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2672
    • C:\Windows\SysWOW64\meqkefmc.exe
      C:\Windows\system32\meqkefmc.exe
      1⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1964

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe

            Filesize

            512KB

            MD5

            91d730540de1ab10bfce252802177bb4

            SHA1

            6294d2d84b1b0cba0d0fe18d5dc23307418ca7a9

            SHA256

            f7b942ecf87db44fdf1ebabab75b69427fff08a7f5fd1642e07c04dc0b079c9c

            SHA512

            ed2a559c38c77e76ed640b9132cd57c293325f148725edc70e01ca013c0ef70a8d44cec71865b256d8d29aaa1cbbdbda8153474da79bca33ea3c7f872dca839d

          • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe

            Filesize

            512KB

            MD5

            0d38c291c8d68273b00990cefff7bded

            SHA1

            8856283dd8c9d29f8eb9a8e229c1f4ec98c807e0

            SHA256

            723ceb73c7d02c469f4552e93e45276a57ccf25e45f8f4a75c9066de06a14923

            SHA512

            65ccbd4bfbbc4c0e1e45ab390b4aeb68700ff76969e8e9aebe78260bd339b6e66c088ad1f18ac98836b21d95498a0992231544b83eb63ac84986b05d441873e5

          • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

            Filesize

            20KB

            MD5

            04f0775d88073f1133ed77c341753cbb

            SHA1

            c1fb1e9c763c10ec7280cc7ad82ef426137e14ac

            SHA256

            12b7400e4a43f5afcc6818c514e4d2ff13e70eb91ae8a73075fa0e31a9ef05bf

            SHA512

            b0b974d9acf011977524f1bc647bebca03be098cce72bfb2df151930a3010e1b94e750c52e88526fcbb51d496340a9cb57c73e0195fcb0d868108ccd8e630ee7

          • memory/1516-0-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

          • memory/2928-48-0x000000002F121000-0x000000002F122000-memory.dmp

            Filesize

            4KB

          • memory/2928-49-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/2928-50-0x00000000717FD000-0x0000000071808000-memory.dmp

            Filesize

            44KB

          • memory/2928-69-0x00000000717FD000-0x0000000071808000-memory.dmp

            Filesize

            44KB

          • memory/2928-102-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/2928-103-0x00000000717FD000-0x0000000071808000-memory.dmp

            Filesize

            44KB