Analysis

  • max time kernel
    48s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    30-07-2021 18:32

General

  • Target

    0F1D580624CC7159B639BB65686EFBBA.exe

  • Size

    932KB

  • MD5

    0f1d580624cc7159b639bb65686efbba

  • SHA1

    53415dcbf70f15094af36a3694579b8027019310

  • SHA256

    0e362e064fca6127dff2f0b52d55343494ed661e54aafad7ee923545974ec2e1

  • SHA512

    01f349e40fb7e8ca9ef874cfdb48c776f17760618dbbc37d756e4e9dbb446d55e0fbad5c8848fa5845341a916b3f4ad0f30be9197505a80ea35b7afdc7de98f7

Malware Config

Signatures

  • Taurus Stealer

    Taurus is an infostealer first seen in June 2020.

  • Taurus Stealer Payload 3 IoCs
  • Deletes itself 1 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
  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0F1D580624CC7159B639BB65686EFBBA.exe
    "C:\Users\Admin\AppData\Local\Temp\0F1D580624CC7159B639BB65686EFBBA.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:360
    • C:\Users\Admin\AppData\Local\Temp\0F1D580624CC7159B639BB65686EFBBA.exe
      "C:\Users\Admin\AppData\Local\Temp\0F1D580624CC7159B639BB65686EFBBA.exe"
      2⤵
        PID:1304
      • C:\Users\Admin\AppData\Local\Temp\0F1D580624CC7159B639BB65686EFBBA.exe
        "C:\Users\Admin\AppData\Local\Temp\0F1D580624CC7159B639BB65686EFBBA.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1324
        • C:\Windows\SysWOW64\cmd.exe
          /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\0F1D580624CC7159B639BB65686EFBBA.exe
          3⤵
          • Deletes itself
          • Suspicious use of WriteProcessMemory
          PID:1124
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 3
            4⤵
            • Delays execution with timeout.exe
            PID:1956

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/360-60-0x0000000000D90000-0x0000000000D91000-memory.dmp

      Filesize

      4KB

    • memory/360-62-0x00000000005C0000-0x0000000000602000-memory.dmp

      Filesize

      264KB

    • memory/360-63-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

      Filesize

      4KB

    • memory/1124-68-0x0000000000000000-mapping.dmp

    • memory/1324-64-0x0000000000400000-0x000000000043B000-memory.dmp

      Filesize

      236KB

    • memory/1324-65-0x000000000041E9F1-mapping.dmp

    • memory/1324-66-0x0000000075451000-0x0000000075453000-memory.dmp

      Filesize

      8KB

    • memory/1324-67-0x0000000000400000-0x000000000043B000-memory.dmp

      Filesize

      236KB

    • memory/1956-69-0x0000000000000000-mapping.dmp