Analysis

  • max time kernel
    138s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-en
  • submitted
    06/09/2021, 22:08

General

  • Target
    F51C230342755E84529B897DD731F98D.exe
  • Size 517KB
  • Sample210906-118tmsbed2
  • SHA256 84a52f8a65d4da65975fa7a33e9a420a609f7c93c26d70209bbdf7538d8b1def
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • raccoon

Botnet
  • c6b3f3d977f4a0659a24e7bd1874fc21bae9ac52

Attributes
  • url4cnc

    https://telete.in/hbackwoods1

rc4.plain
rc4.plain

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Downloads MZ/PE file
  • Deletes itself 1 IoCs
  • Loads dropped DLL 7 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\F51C230342755E84529B897DD731F98D.exe
    "C:\Users\Admin\AppData\Local\Temp\F51C230342755E84529B897DD731F98D.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1636
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\F51C230342755E84529B897DD731F98D.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1476
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:848

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1636-53-0x0000000076161000-0x0000000076163000-memory.dmp

        memory/1636-54-0x0000000000280000-0x000000000030F000-memory.dmp

        memory/1636-55-0x0000000000400000-0x00000000023EA000-memory.dmp