Analysis

  • max time kernel
    24s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    29/06/2021, 07:02

General

  • Target
    264f090b270525e7d892a32c87cf9093.exe
  • Size 603KB
  • Sample210629-37a3gx141e
  • SHA256 d64cd9ad47506c335d792b8e5a07de1a321a8690f9594d3d0b3a88bcf344d3f3
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Downloads MZ/PE file
  • Loads dropped DLL 6 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\264f090b270525e7d892a32c87cf9093.exe
    "C:\Users\Admin\AppData\Local\Temp\264f090b270525e7d892a32c87cf9093.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:908
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\264f090b270525e7d892a32c87cf9093.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2804
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:3264

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/908-115-0x0000000000400000-0x00000000004A0000-memory.dmp

        memory/908-114-0x0000000000760000-0x00000000007F1000-memory.dmp