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Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/04/2024, 01:18

General

  • Target

    0c7d63fc08134d16861700d566be85cef03eb37c29e71400d15d6f6b07e28d40.exe

  • Size

    153KB

  • MD5

    ede1aa2c235483985d476be0548b46e7

  • SHA1

    cbbbde011c0245be80c4b1b4e8ce8214ae9da985

  • SHA256

    0c7d63fc08134d16861700d566be85cef03eb37c29e71400d15d6f6b07e28d40

  • SHA512

    fba1e88aa2808758e13d133f9ccdb6927641a11974257c54bce141a575cb1e04e23441bbb807b8e81a31e01610469bb141cf62f536f4ed2ed72bfabdb6d4c184

  • SSDEEP

    3072:oZpYg19EeiLLmjempGuCYooEK1JWaCItULG3rt2Wcora4dI:OPjEl6jLiQ1JW+Oy3p/

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 4 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0c7d63fc08134d16861700d566be85cef03eb37c29e71400d15d6f6b07e28d40.exe
    "C:\Users\Admin\AppData\Local\Temp\0c7d63fc08134d16861700d566be85cef03eb37c29e71400d15d6f6b07e28d40.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3020
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\qzxlkkq.exe "C:\Users\Admin\AppData\Local\Temp\0c7d63fc08134d16861700d566be85cef03eb37c29e71400d15d6f6b07e28d40.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1484
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:2428
      • C:\Users\Admin\AppData\Local\Temp\qzxlkkq.exe
        C:\Users\Admin\AppData\Local\Temp\\qzxlkkq.exe "C:\Users\Admin\AppData\Local\Temp\0c7d63fc08134d16861700d566be85cef03eb37c29e71400d15d6f6b07e28d40.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:5044
        • \??\c:\Program Files\zmlmgwf\egunvw.exe
          "c:\Program Files\zmlmgwf\egunvw.exe" "c:\Program Files\zmlmgwf\egunvw.dll",SetHandle C:\Users\Admin\AppData\Local\Temp\qzxlkkq.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2852

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\zmlmgwf\egunvw.dll

    Filesize

    128KB

    MD5

    4a790111d7499a8a1b03bcd69b001729

    SHA1

    32c4ceccd2891882f22745130c089208b61100d9

    SHA256

    f8f6cdb958574e24efddf5d2733d07fbb3d9b43381081d72de78e70fb66f5616

    SHA512

    58ae923af92e65ccab0e68eae2225e95f6d0058fe1d4ac9da6cecf3691776f6f2ebbd1be170e71bc8e703eba856168f66ebeaa037463def62b6dbcabf6d5daaf

  • C:\Program Files\zmlmgwf\egunvw.exe

    Filesize

    60KB

    MD5

    889b99c52a60dd49227c5e485a016679

    SHA1

    8fa889e456aa646a4d0a4349977430ce5fa5e2d7

    SHA256

    6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

    SHA512

    08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

  • C:\Users\Admin\AppData\Local\Temp\qzxlkkq.exe

    Filesize

    153KB

    MD5

    d1725d2ee3902ead894f9a5ebfdae92e

    SHA1

    b68f7c70e3aa724e9a35d23a593e0f7d85d595a7

    SHA256

    ba5240853413e0a1faf6cbaa900f8a0020d39b1bf0521d238d8e54ec3adf98f9

    SHA512

    3b9b79b144278997f7252326a16d53eb4e670f031abe150db191301d9e8dd962e91323322e93f437943bcca5dfce42bf6ed1c7997c6ab31d989b50b5bf2c34f9

  • memory/2852-14-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB

  • memory/2852-15-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB

  • memory/2852-17-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB

  • memory/2852-19-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB

  • memory/3020-0-0x0000000000400000-0x000000000042F036-memory.dmp

    Filesize

    188KB

  • memory/3020-2-0x0000000000400000-0x000000000042F036-memory.dmp

    Filesize

    188KB

  • memory/5044-10-0x0000000000400000-0x000000000042F036-memory.dmp

    Filesize

    188KB