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Analysis

  • max time kernel
    91s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2024, 01:31

General

  • Target

    b1fd45ab9653b2ccab7e6c9867acd8e880f80b4e55425347321d39927cd726a6.exe

  • Size

    1.1MB

  • MD5

    9c8abce530cbbd790310a29b3e43acae

  • SHA1

    51993d18cf25c9d336c64655ef18849ea3ff27c0

  • SHA256

    b1fd45ab9653b2ccab7e6c9867acd8e880f80b4e55425347321d39927cd726a6

  • SHA512

    e14addd848815b7b40bf17fa9ecb155e0b745aa6a0ffabea913d9444763511827dcabf32962fb6e8b7ec61f395b7398af6f36fdf53b4fdc4bb068659269b05d8

  • SSDEEP

    24576:ffmMv6Ckr7Mny5QLTUoUJ9E0jFcmPLuZ+l7XATt6W:f3v+7/5QLDUzE+JuIlMUW

Malware Config

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 3 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 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 2 IoCs

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

  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b1fd45ab9653b2ccab7e6c9867acd8e880f80b4e55425347321d39927cd726a6.exe
    "C:\Users\Admin\AppData\Local\Temp\b1fd45ab9653b2ccab7e6c9867acd8e880f80b4e55425347321d39927cd726a6.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1508
    • C:\Users\Admin\AppData\Local\directory\name.exe
      "C:\Users\Admin\AppData\Local\Temp\b1fd45ab9653b2ccab7e6c9867acd8e880f80b4e55425347321d39927cd726a6.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3360
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\b1fd45ab9653b2ccab7e6c9867acd8e880f80b4e55425347321d39927cd726a6.exe"
        3⤵
          PID:2788
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2788 -s 400
            4⤵
            • Program crash
            PID:1660
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2788 -ip 2788
      1⤵
        PID:4996

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\directory\name.exe

        Filesize

        1.1MB

        MD5

        9c8abce530cbbd790310a29b3e43acae

        SHA1

        51993d18cf25c9d336c64655ef18849ea3ff27c0

        SHA256

        b1fd45ab9653b2ccab7e6c9867acd8e880f80b4e55425347321d39927cd726a6

        SHA512

        e14addd848815b7b40bf17fa9ecb155e0b745aa6a0ffabea913d9444763511827dcabf32962fb6e8b7ec61f395b7398af6f36fdf53b4fdc4bb068659269b05d8

      • memory/1508-2-0x0000000004440000-0x0000000004840000-memory.dmp

        Filesize

        4.0MB

      • memory/2788-12-0x00000000004C0000-0x00000000004F9000-memory.dmp

        Filesize

        228KB

      • memory/2788-17-0x00000000004C0000-0x00000000004F9000-memory.dmp

        Filesize

        228KB

      • memory/2788-21-0x00000000004C0000-0x00000000004F9000-memory.dmp

        Filesize

        228KB

      • memory/3360-10-0x0000000003F50000-0x0000000004350000-memory.dmp

        Filesize

        4.0MB