Analysis

  • max time kernel
    107s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    01-06-2021 08:10

General

  • Target

    806697436F2D3569CABF4D43606F0A9F.exe

  • Size

    2.0MB

  • MD5

    806697436f2d3569cabf4d43606f0a9f

  • SHA1

    e1713da12db7873d8682a4ae50bf570b6cada9e5

  • SHA256

    9934672222ba1c499e60bd3838783c433f10cea9be633cb9f6de7eab3c0db865

  • SHA512

    d4c6ef5f361dc2a82066a9f20776abd954fd3a09a528809da9dcca8f0e13e900a6626ca9dd1287476ce462ca9bbc227477f32dea817383383d4c7acaa4e4c8c6

Malware Config

Signatures

  • Taurus Stealer

    Taurus is an infostealer first seen in June 2020.

  • Taurus Stealer Payload 3 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
    "C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3968
    • C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe
      "C:\Users\Admin\AppData\Local\Temp\806697436F2D3569CABF4D43606F0A9F.exe"
      2⤵
        PID:2956
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2956 -s 1152
          3⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3604

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2956-127-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB

    • memory/2956-129-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB

    • memory/2956-128-0x000000000041EBC1-mapping.dmp

    • memory/3968-121-0x00000000054E0000-0x00000000054E1000-memory.dmp

      Filesize

      4KB

    • memory/3968-119-0x0000000001410000-0x0000000001411000-memory.dmp

      Filesize

      4KB

    • memory/3968-120-0x0000000005670000-0x0000000005671000-memory.dmp

      Filesize

      4KB

    • memory/3968-114-0x0000000000A70000-0x0000000000A71000-memory.dmp

      Filesize

      4KB

    • memory/3968-122-0x0000000005830000-0x0000000005831000-memory.dmp

      Filesize

      4KB

    • memory/3968-123-0x00000000055B0000-0x00000000055B4000-memory.dmp

      Filesize

      16KB

    • memory/3968-124-0x00000000012D0000-0x0000000001359000-memory.dmp

      Filesize

      548KB

    • memory/3968-125-0x0000000006330000-0x00000000063AF000-memory.dmp

      Filesize

      508KB

    • memory/3968-126-0x00000000088A0000-0x00000000088E0000-memory.dmp

      Filesize

      256KB

    • memory/3968-118-0x0000000005660000-0x0000000005661000-memory.dmp

      Filesize

      4KB

    • memory/3968-117-0x0000000005B70000-0x0000000005B71000-memory.dmp

      Filesize

      4KB

    • memory/3968-116-0x0000000005500000-0x0000000005501000-memory.dmp

      Filesize

      4KB