Analysis

  • max time kernel
    127s
  • max time network
    129s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    16/03/2021, 19:20

General

  • Target
    5f5eea5e71c81700e0b2610712596b7d.exe
  • Size 440KB
  • Sample210316-bxt11vj5sn
  • SHA256 012d5c894ccd2bf291fef8f312c37efdcaae7375c2d65bfa8b9d55f43e4c072a
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • raccoon

Botnet
  • 40709349d0ba2821785bca2a74167dc8e840fd87

Attributes
  • url4cnc

    https://telete.in/jdiamond13

rc4.plain
rc4.plain

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Loads dropped DLL 6 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\5f5eea5e71c81700e0b2610712596b7d.exe
    "C:\Users\Admin\AppData\Local\Temp\5f5eea5e71c81700e0b2610712596b7d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1276
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\5f5eea5e71c81700e0b2610712596b7d.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:664
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:980

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1276-2-0x0000000000A20000-0x0000000000A21000-memory.dmp

        memory/1276-4-0x0000000000400000-0x0000000000492000-memory.dmp

        memory/1276-3-0x0000000000960000-0x00000000009F1000-memory.dmp