Analysis

  • max time kernel
    139s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    18/04/2021, 23:36

General

  • Target
    1f7e656cf2ef6e41eecacd7f9fdd258b.exe
  • Size 358KB
  • Sample210418-fd4nnf9dan
  • SHA256 50bd910698476cea1b75d0290d60445b8e6afb51e4fc1dbef0d11b16ef799357
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Taurus Stealer

    Taurus is an infostealer first seen in June 2020.

  • Taurus Stealer Payload 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses 2FA software files, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f7e656cf2ef6e41eecacd7f9fdd258b.exe
    "C:\Users\Admin\AppData\Local\Temp\1f7e656cf2ef6e41eecacd7f9fdd258b.exe"
    1⤵
      PID:3876
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3876 -s 1092
        2⤵
        • Suspicious use of NtCreateProcessExOtherParentProcess
        • Program crash
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:208

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3876-114-0x00000000001C0000-0x00000000001F8000-memory.dmp

          memory/3876-115-0x0000000000400000-0x0000000000487000-memory.dmp