Analysis

  • max time kernel
    0s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 02:06

General

  • Target

    23e768609a0da73f7db18836ea7c8305.exe

  • Size

    61KB

  • MD5

    23e768609a0da73f7db18836ea7c8305

  • SHA1

    e164494fd6d5ab908971cc1d4f24f0295ab7d400

  • SHA256

    5f7c38b162bbd0cfef8dd27ab8ba47bf20f187dce05e045494956e2306995db7

  • SHA512

    d1920fb5fe659d6c51fa9b1208ca7e6418f5d4a9054bd863a296e5dc049de33f5d8170cb379f7407769dfea05e29874fd22edbe5be9d0225f7b24379752c2cf5

  • SSDEEP

    768:4KsMqCXfVcWO/M9ZkiANIUVcYLDwUzc80gmq3oP/oDi:4KseiM9ZkiAPTr/0O8/om

Malware Config

Signatures

  • 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
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23e768609a0da73f7db18836ea7c8305.exe
    "C:\Users\Admin\AppData\Local\Temp\23e768609a0da73f7db18836ea7c8305.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3200
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1764
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 1676
      2⤵
      • Program crash
      PID:4388
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 1676
      2⤵
      • Program crash
      PID:1760
  • C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic csproduct get uuid
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3792
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3200 -ip 3200
    1⤵
      PID:2336
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3200 -ip 3200
      1⤵
        PID:388

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3200-0-0x0000000000700000-0x0000000000716000-memory.dmp

        Filesize

        88KB

      • memory/3200-1-0x00000000743D0000-0x0000000074B80000-memory.dmp

        Filesize

        7.7MB

      • memory/3200-2-0x00000000055B0000-0x0000000005B54000-memory.dmp

        Filesize

        5.6MB

      • memory/3200-3-0x0000000005100000-0x0000000005192000-memory.dmp

        Filesize

        584KB

      • memory/3200-4-0x0000000005440000-0x0000000005450000-memory.dmp

        Filesize

        64KB

      • memory/3200-44-0x00000000743D0000-0x0000000074B80000-memory.dmp

        Filesize

        7.7MB

      • memory/3200-51-0x0000000005440000-0x0000000005450000-memory.dmp

        Filesize

        64KB

      • memory/3200-98-0x0000000005EA0000-0x0000000005EAA000-memory.dmp

        Filesize

        40KB

      • memory/3200-99-0x00000000743D0000-0x0000000074B80000-memory.dmp

        Filesize

        7.7MB