Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    19/08/2024, 18:34

General

  • Target

    4.3/inst.bat

  • Size

    111B

  • MD5

    8f53f08a73511acb8f39f81c73c212f8

  • SHA1

    969f8eaf1d47df6e27fa3d2910ab178b29dd5570

  • SHA256

    1dadb1b059db4c54328cc980fc5a0b1efbd6237510b4a36df9e0e241f2a1e28b

  • SHA512

    aed06797346d124e5f6a1a9f3a5e6ba580f74482638be08b32b7d1abf875d9747163778f766abd6075314ee968220a13ecd0259e7879dc4054e6fca9ed60e5f8

Malware Config

Signatures

  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

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

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

  • Modifies Internet Explorer settings 1 TTPs 19 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: CmdExeWriteProcessMemorySpam 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\4.3\inst.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2400
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe /s redifftoolbar.dll
      2⤵
      • Suspicious behavior: CmdExeWriteProcessMemorySpam
      • Suspicious use of WriteProcessMemory
      PID:1256
      • C:\Windows\SysWOW64\regsvr32.exe
        /s redifftoolbar.dll
        3⤵
        • Installs/modifies Browser Helper Object
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:3052
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe /s WhiteList.dll
      2⤵
      • Suspicious behavior: CmdExeWriteProcessMemorySpam
      • Suspicious use of WriteProcessMemory
      PID:2412
      • C:\Windows\SysWOW64\regsvr32.exe
        /s WhiteList.dll
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3052-0-0x00000000002A0000-0x00000000002AD000-memory.dmp

    Filesize

    52KB