Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-02-2024 10:44

General

  • Target

    a1ab25b6f5076c05976eada7db7831cd.exe

  • Size

    31KB

  • MD5

    a1ab25b6f5076c05976eada7db7831cd

  • SHA1

    57f7c5a77d3ea8eaada50771476ea519c6ecae03

  • SHA256

    7f3e0337252841c3949593723ac0ded0a8aae429560e8ceeb422c7b0a6e7f36a

  • SHA512

    3c801017981efe92940060a99e5f4c2696ba7ea47c917ece7fd44adc2bc9bfd6c8ae60ae521b200ca61481d031cb14c9c6cbda37b38218f34afc151483ad73f2

  • SSDEEP

    768:kPEv8mAZFR4f0UygfybjQ4TIh4uOlb6/mdQl:RToWMUygfkj4h4uOlmiQl

Malware Config

Signatures

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a1ab25b6f5076c05976eada7db7831cd.exe
    "C:\Users\Admin\AppData\Local\Temp\a1ab25b6f5076c05976eada7db7831cd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3608
    • C:\Users\Admin\AppData\Local\Temp\a1ab25b6f5076c05976eada7db7831cd.exe
      "C:\Users\Admin\AppData\Local\Temp\a1ab25b6f5076c05976eada7db7831cd.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_win_path
      PID:4124
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3608 -s 248
      2⤵
      • Program crash
      PID:4876
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3608 -ip 3608
    1⤵
      PID:3144

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3608-0-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/3608-9-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/4124-1-0x0000000013140000-0x000000001317C000-memory.dmp

      Filesize

      240KB

    • memory/4124-2-0x0000000013140000-0x000000001317C000-memory.dmp

      Filesize

      240KB

    • memory/4124-3-0x0000000013140000-0x000000001317C000-memory.dmp

      Filesize

      240KB

    • memory/4124-4-0x0000000013140000-0x000000001317C000-memory.dmp

      Filesize

      240KB

    • memory/4124-6-0x0000000013140000-0x000000001317C000-memory.dmp

      Filesize

      240KB

    • memory/4124-7-0x0000000013140000-0x000000001317C000-memory.dmp

      Filesize

      240KB

    • memory/4124-10-0x0000000013140000-0x000000001317C000-memory.dmp

      Filesize

      240KB