Analysis

  • max time kernel
    81s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10-en
  • submitted
    10/09/2021, 14:22

General

  • Target
    5eb8b1765653b65c6cbfe7f049758bbf.exe
  • Size 485KB
  • Sample210910-rpkg8sabh6
  • SHA256 0ce89e883be37a6576650db92a8da982fb0514f7ecb7747a0ed1c928118a4cb2
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • raccoon

Botnet
  • 6e76410dbdf2085ebcf2777560bd8cb0790329c9

Attributes
  • url4cnc

    https://telete.in/bibiOutriggr1

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\5eb8b1765653b65c6cbfe7f049758bbf.exe
    "C:\Users\Admin\AppData\Local\Temp\5eb8b1765653b65c6cbfe7f049758bbf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3992
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\5eb8b1765653b65c6cbfe7f049758bbf.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3244
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:3204

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/3992-116-0x0000000000400000-0x0000000002197000-memory.dmp

        memory/3992-115-0x00000000021F0000-0x000000000233A000-memory.dmp