Analysis

  • max time kernel
    143s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    20/02/2022, 19:11

General

  • Target
    5849a1bf8ad1b9c53480cc40615bcb0f.exe
  • Size 525KB
  • Sample220220-xvxmmsbfa2
  • SHA256 03fc818962bef15922b1098bfd60581bab3372d0bd717a932c19af5162d7b0a2
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • raccoon

Botnet
  • e50c949ecf0380ef03a3368f13619264294662b6

Attributes
  • url4cnc

    http://185.163.204.119/wavesf

    http://206.189.100.203/wavesf

    http://194.180.191.234/wavesf

    http://185.163.204.216/wavesf

    http://139.162.157.205/wavesf

    https://t.me/wavesf

rc4.plain
rc4.plain

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Drops file in Windows directory 3 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 51 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5849a1bf8ad1b9c53480cc40615bcb0f.exe
    "C:\Users\Admin\AppData\Local\Temp\5849a1bf8ad1b9c53480cc40615bcb0f.exe"
    1⤵
      PID:1328
    • C:\Windows\system32\MusNotifyIcon.exe
      %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
      1⤵
      • Checks processor information in registry
      PID:3392
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k NetworkService -p
      1⤵
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      PID:1900
    • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
      C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:4080

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/1328-133-0x00000000023D0000-0x0000000002420000-memory.dmp

          memory/1328-134-0x0000000002420000-0x00000000024B2000-memory.dmp

          memory/1328-135-0x0000000000400000-0x0000000000493000-memory.dmp