Analysis

  • max time kernel
    42s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 23:36

General

  • Target

    7696dc4cf76ec19ea14c00e31269a2caabc64c49e3c33e98ab14bb09783bc74e.exe

  • Size

    393KB

  • MD5

    be689e507b251c23e0a5cb1b222f9f1f

  • SHA1

    3c5725ccf1618c3e7fbd7eca4984f4ad2d7b4769

  • SHA256

    7696dc4cf76ec19ea14c00e31269a2caabc64c49e3c33e98ab14bb09783bc74e

  • SHA512

    d8f158152090c5b278abe8f85e151fdbcfe6ddd9d309df0d934b699e5693e32c1881fded7d784001cf416fab00d4d7565a0fb2db9bfc6679d698f0afcd1e1e89

Malware Config

Signatures

  • Taurus Stealer

    Taurus is an infostealer first seen in June 2020.

  • Taurus Stealer Payload 1 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.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7696dc4cf76ec19ea14c00e31269a2caabc64c49e3c33e98ab14bb09783bc74e.exe
    "C:\Users\Admin\AppData\Local\Temp\7696dc4cf76ec19ea14c00e31269a2caabc64c49e3c33e98ab14bb09783bc74e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1224
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c ping google.com && erase C:\Users\Admin\AppData\Local\Temp\7696dc4cf76ec19ea14c00e31269a2caabc64c49e3c33e98ab14bb09783bc74e.exe
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1184
      • C:\Windows\SysWOW64\PING.EXE
        ping google.com
        3⤵
        • Runs ping.exe
        PID:1108

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1108-58-0x0000000000000000-mapping.dmp

  • memory/1184-57-0x0000000000000000-mapping.dmp

  • memory/1224-54-0x0000000076531000-0x0000000076533000-memory.dmp

    Filesize

    8KB

  • memory/1224-55-0x0000000001C30000-0x0000000001C95000-memory.dmp

    Filesize

    404KB

  • memory/1224-56-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB