Analysis

  • max time kernel
    42s
  • max time network
    52s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    13-05-2021 09:40

General

  • Target

    4F2C35EB6899EF553B92798363FD8F6C25C8B4EEF4218.exe

  • Size

    401KB

  • MD5

    7e79a9ac1dbbda7d2cd4c90a78395fe7

  • SHA1

    919c526b943618dcd57d798592cc24fdd8d04ba5

  • SHA256

    4f2c35eb6899ef553b92798363fd8f6c25c8b4eef4218e204910614638aa2ffb

  • SHA512

    9dfc7b3fb483a0f59cfc6d97921ba409dc4ce00855d4903f039c35e3336ba4d3368b54d6e4b082a3e6bf1ac431efe0135306a83096de34b1443c8d60799a20a3

Malware Config

Signatures

  • Taurus Stealer

    Taurus is an infostealer first seen in June 2020.

  • Taurus Stealer Payload 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.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4F2C35EB6899EF553B92798363FD8F6C25C8B4EEF4218.exe
    "C:\Users\Admin\AppData\Local\Temp\4F2C35EB6899EF553B92798363FD8F6C25C8B4EEF4218.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:852
    • C:\Windows\SysWOW64\cmd.exe
      /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\4F2C35EB6899EF553B92798363FD8F6C25C8B4EEF4218.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:412
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 3
        3⤵
        • Delays execution with timeout.exe
        PID:2000

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/412-116-0x0000000000000000-mapping.dmp

  • memory/852-114-0x00000000017A0000-0x00000000018EA000-memory.dmp

    Filesize

    1.3MB

  • memory/852-115-0x0000000000400000-0x000000000179F000-memory.dmp

    Filesize

    19.6MB

  • memory/2000-117-0x0000000000000000-mapping.dmp