Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    24/05/2021, 06:27

General

  • Target
    7a1f80468c3aa870a2d0eb8e02adb796.exe
  • Size 573KB
  • Sample210524-kbgcxtjsvs
  • SHA256 7bd8a1e4619432240da40627a5b05eed35e3ba0a83ca329f9b5b0f8efc86c2bc
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • raccoon

Botnet
  • f22a6327920c25827041427aa3d4673334aa22ea

Attributes
  • url4cnc

    https://tttttt.me/baudemars

rc4.plain
rc4.plain

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Downloads MZ/PE file
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a1f80468c3aa870a2d0eb8e02adb796.exe
    "C:\Users\Admin\AppData\Local\Temp\7a1f80468c3aa870a2d0eb8e02adb796.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3680
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\7a1f80468c3aa870a2d0eb8e02adb796.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3436
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:412

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3680-114-0x0000000002150000-0x00000000021E1000-memory.dmp

        memory/3680-115-0x0000000000400000-0x0000000000498000-memory.dmp