Analysis

  • max time kernel
    66s
  • max time network
    67s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    08-07-2022 16:10

General

  • Target

    d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe

  • Size

    472KB

  • MD5

    90caa4c4c297e41eff137ed3ca1f8993

  • SHA1

    6d6367073f52a0cd50f8e162d5bd768d49761134

  • SHA256

    d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f

  • SHA512

    39ccf34cebf4c50093dfa36d53d6dca6f0bc3e3e6eaac63a1d90b6007df5fd573c7dfbc0686f6a34454407465186c20ead7100ff9514a8194b47f3ab010cb23e

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.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe
    "C:\Users\Admin\AppData\Local\Temp\d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1464
    • C:\Windows\SysWOW64\cmd.exe
      /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\d9888badf45e1d23fd6ca74d4a2750deb174c7916d0d5a00673824124089268f.exe
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1388
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 3
        3⤵
        • Delays execution with timeout.exe
        PID:1740

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1388-58-0x0000000000000000-mapping.dmp

  • memory/1464-54-0x0000000074B51000-0x0000000074B53000-memory.dmp

    Filesize

    8KB

  • memory/1464-55-0x0000000000400000-0x0000000000479000-memory.dmp

    Filesize

    484KB

  • memory/1464-56-0x0000000000310000-0x0000000000380000-memory.dmp

    Filesize

    448KB

  • memory/1464-57-0x0000000000400000-0x0000000000479000-memory.dmp

    Filesize

    484KB

  • memory/1464-59-0x0000000000400000-0x0000000000479000-memory.dmp

    Filesize

    484KB

  • memory/1740-60-0x0000000000000000-mapping.dmp