Analysis

  • max time kernel
    86s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10-en
  • submitted
    18/09/2021, 05:06

General

  • Target
    a2e7d9533c3b6ba40a21897e001f8491.exe
  • Size 492KB
  • Sample210918-frgzcabfep
  • SHA256 47530b76594be82ce2ce71f606264ae20ab93fc7d3b7078b6edf48bee6a87ef5
  • 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\a2e7d9533c3b6ba40a21897e001f8491.exe
    "C:\Users\Admin\AppData\Local\Temp\a2e7d9533c3b6ba40a21897e001f8491.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:4020
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\a2e7d9533c3b6ba40a21897e001f8491.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4036
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:2780

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/4020-116-0x0000000000400000-0x0000000000492000-memory.dmp

        memory/4020-115-0x00000000008D0000-0x000000000095F000-memory.dmp