Analysis

  • max time kernel
    139s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    12-05-2022 14:49

General

  • Target

    9fb0bbfedfcc264a83a8968fce7e9a64df16000921602794f9a68ecb7e4f8783.exe

  • Size

    295KB

  • MD5

    1c30e5420d07219610e04bca768ced5e

  • SHA1

    4a15cc924dcbcf33f4ff4a74865128efbbf49883

  • SHA256

    9fb0bbfedfcc264a83a8968fce7e9a64df16000921602794f9a68ecb7e4f8783

  • SHA512

    7b42d1806a9d7b5c16f5d01eaa08074724de68bbe051152eb2650c6ad1b3eb8596579aecb50e351a6d727b90e12019a730b884a5888f3cfb426e7844a0ba0458

Malware Config

Signatures

  • Taurus Stealer

    Taurus is an infostealer first seen in June 2020.

  • Taurus Stealer Payload 2 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\9fb0bbfedfcc264a83a8968fce7e9a64df16000921602794f9a68ecb7e4f8783.exe
    "C:\Users\Admin\AppData\Local\Temp\9fb0bbfedfcc264a83a8968fce7e9a64df16000921602794f9a68ecb7e4f8783.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:972
    • C:\Windows\SysWOW64\cmd.exe
      /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\9fb0bbfedfcc264a83a8968fce7e9a64df16000921602794f9a68ecb7e4f8783.exe
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1216
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 3
        3⤵
        • Delays execution with timeout.exe
        PID:1412

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/972-54-0x00000000764C1000-0x00000000764C3000-memory.dmp

    Filesize

    8KB

  • memory/972-56-0x0000000000240000-0x0000000000275000-memory.dmp

    Filesize

    212KB

  • memory/972-55-0x0000000004FBB000-0x0000000004FDC000-memory.dmp

    Filesize

    132KB

  • memory/972-57-0x0000000000400000-0x0000000004DC6000-memory.dmp

    Filesize

    73.8MB

  • memory/1216-58-0x0000000000000000-mapping.dmp

  • memory/1412-59-0x0000000000000000-mapping.dmp