Analysis

  • max time kernel
    24s
  • max time network
    126s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    25/08/2021, 15:31

General

  • Target
    aca2a26466dd75b8c76c120ddbef91b5.exe
  • Size 520KB
  • Sample210825-av4s2wfgv2
  • SHA256 f7a9627ab70e8be38b6525ebb99ec120e210a33ca583a1468bca1f82b30a9fd9
  • 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\aca2a26466dd75b8c76c120ddbef91b5.exe
    "C:\Users\Admin\AppData\Local\Temp\aca2a26466dd75b8c76c120ddbef91b5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3540
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\aca2a26466dd75b8c76c120ddbef91b5.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3012
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:1112

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3540-114-0x0000000003EF0000-0x0000000003F7F000-memory.dmp

        memory/3540-115-0x0000000000400000-0x00000000023EB000-memory.dmp