Analysis

  • max time kernel
    119s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    21/01/2022, 03:03

General

  • Target
    Thanh Phat International - Products list & specifications.exe
  • Size 566KB
  • Sample220121-dj2mnsdafp
  • SHA256 2e38dbab77effab3cbfb5ab6df78a76e157aa1f5906157fd1bb73252c30251b6
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • warzonerat

C2
  • 62.197.136.188:4178

Signatures

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Warzone RAT Payload 2 IoCs
  • Sets service image path in registry 2 TTPs
  • Loads dropped DLL 7 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies data under HKEY_USERS 41 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Thanh Phat International - Products list & specifications.exe
    "C:\Users\Admin\AppData\Local\Temp\Thanh Phat International - Products list & specifications.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3644
    • C:\Users\Admin\AppData\Local\Temp\Thanh Phat International - Products list & specifications.exe
      "C:\Users\Admin\AppData\Local\Temp\Thanh Phat International - Products list & specifications.exe"
      2⤵
      • Loads dropped DLL
      • Accesses Microsoft Outlook profiles
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:3516
  • C:\Windows\System32\WaaSMedicAgent.exe
    C:\Windows\System32\WaaSMedicAgent.exe 1d7a53a1e4a193b05de2de9aeec753b4 YgVdqpoXwUiqHaJ9UTdVaQ.0.1.0.0.0
    1⤵
    • Modifies data under HKEY_USERS
    PID:3324
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k wusvcs -p
    1⤵
      PID:3696

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3516-131-0x0000000000470000-0x00000000005C4000-memory.dmp

          memory/3516-136-0x0000000000470000-0x00000000005C4000-memory.dmp

          memory/3516-137-0x0000000003C90000-0x0000000003E30000-memory.dmp

          memory/3516-138-0x0000000004190000-0x0000000004214000-memory.dmp