Analysis

  • max time kernel
    22s
  • max time network
    119s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    05/08/2021, 02:41

General

  • Target
    825802C985A419817E33A395EA924787.exe
  • Size 593KB
  • Sample210805-dmlbgfb19n
  • SHA256 c4e7522db67d9ccd282873cbff6d97a3ddee685b5028f664b7338589d0db2772
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • raccoon

Botnet
  • 5026daf107ff49c1f2a9da5d59b89a1d19750f23

Attributes
  • url4cnc

    https://telete.in/brambomp3player

rc4.plain
rc4.plain

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Raccoon Stealer Payload 2 IoCs
  • 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\825802C985A419817E33A395EA924787.exe
    "C:\Users\Admin\AppData\Local\Temp\825802C985A419817E33A395EA924787.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:636
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\825802C985A419817E33A395EA924787.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2736
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:944

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/636-114-0x0000000003410000-0x00000000034A3000-memory.dmp

        memory/636-115-0x0000000000400000-0x0000000003290000-memory.dmp