Analysis

  • max time kernel
    146s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    02/10/2021, 04:03

General

  • Target
    af37877133e6e656c670126e562f53e50be8867239e7e.exe
  • Size 545KB
  • Sample211002-emmtcsdfb8
  • SHA256 af37877133e6e656c670126e562f53e50be8867239e7e0b2beb88072ec6ea76e
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • raccoon

Version
  • 1.8.2

Botnet
  • 1ec902112b48b86eaf116e67218e531d05852427

Attributes
  • url4cnc

    http://teletop.top/papatikmikr0

    http://teleta.top/papatikmikr0

    https://t.me/papatikmikr0

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 8 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.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 8 IoCs
  • 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
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\af37877133e6e656c670126e562f53e50be8867239e7e.exe
    "C:\Users\Admin\AppData\Local\Temp\af37877133e6e656c670126e562f53e50be8867239e7e.exe"
    1⤵
    • Loads dropped DLL
    • Accesses Microsoft Outlook accounts
    • Accesses Microsoft Outlook profiles
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:1132
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\af37877133e6e656c670126e562f53e50be8867239e7e.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1468
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:1496

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1132-53-0x0000000075951000-0x0000000075953000-memory.dmp

        memory/1132-55-0x0000000000400000-0x0000000000495000-memory.dmp

        memory/1132-54-0x00000000002A0000-0x000000000032E000-memory.dmp