Analysis

  • max time kernel
    152s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-01-2023 19:36

General

  • Target

    42d5c8c21c595230a1b3f5555cda9acfdd04ff0c8819468ebb5a7d5763887d20.exe

  • Size

    869KB

  • MD5

    727be7b61ca42c59142a37ea2a05bfb2

  • SHA1

    efdbcb00185dd49538473dd3ceae33b9bd6d618a

  • SHA256

    42d5c8c21c595230a1b3f5555cda9acfdd04ff0c8819468ebb5a7d5763887d20

  • SHA512

    a45a73892522bf3050f072baf973ec55da4b7b7ed2ac3b1832e54a96caf107c7410d6d006a5528034981adf3922e8273c60af2ed3e441891d8263dbdae52c0cb

  • SSDEEP

    12288:DNbrMUF8Gxf2l9iGv+nhoVMYB82OncXmONbrMUF8Gxf:xhmCgiGv+nhW82OnUhmC

Malware Config

Signatures

  • Taurus Stealer

    Taurus is an infostealer first seen in June 2020.

  • Taurus Stealer payload 6 IoCs
  • Accesses 2FA software files, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Delays execution with timeout.exe 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\42d5c8c21c595230a1b3f5555cda9acfdd04ff0c8819468ebb5a7d5763887d20.exe
    "C:\Users\Admin\AppData\Local\Temp\42d5c8c21c595230a1b3f5555cda9acfdd04ff0c8819468ebb5a7d5763887d20.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      2⤵
        PID:2160
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2576
        • C:\Windows\SysWOW64\cmd.exe
          /c timeout /t 3 & del /f /q C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:752
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 3
            4⤵
            • Delays execution with timeout.exe
            PID:4476

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    1
    T1081

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/752-139-0x0000000000000000-mapping.dmp
    • memory/2576-134-0x0000000000000000-mapping.dmp
    • memory/2576-135-0x0000000000400000-0x0000000000437000-memory.dmp
      Filesize

      220KB

    • memory/2576-136-0x0000000000400000-0x0000000000437000-memory.dmp
      Filesize

      220KB

    • memory/2576-137-0x0000000000400000-0x0000000000437000-memory.dmp
      Filesize

      220KB

    • memory/2576-138-0x0000000000400000-0x0000000000437000-memory.dmp
      Filesize

      220KB

    • memory/2576-140-0x0000000000400000-0x0000000000437000-memory.dmp
      Filesize

      220KB

    • memory/2652-132-0x0000000000BE0000-0x0000000000CBE000-memory.dmp
      Filesize

      888KB

    • memory/2652-133-0x0000000005780000-0x0000000005812000-memory.dmp
      Filesize

      584KB

    • memory/4476-141-0x0000000000000000-mapping.dmp