Analysis

  • max time kernel
    137s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    01/06/2022, 08:46

General

  • Target
    NEW_INVO.exe
  • Size 392KB
  • Sample220601-kpb3jaffb2
  • SHA256 7f21772a5af60e60ec8a64a678c5c3cd5bdf30c2dff9c314f6f7341a39ed30ed
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • warzonerat

C2
  • remote.msoftupdate.me:8010

Signatures

  • WarzoneRat, AveMaria

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

  • Warzone RAT Payload 4 IoCs
  • Loads dropped DLL 6 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
    "C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
      C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
      2⤵
        PID:3624
      • C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
        C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
        2⤵
          PID:1236
        • C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
          C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
          2⤵
            PID:1076
          • C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
            C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
            2⤵
              PID:1836
            • C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
              C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
              2⤵
                PID:684
              • C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
                C:\Users\Admin\AppData\Local\Temp\NEW_INVO.exe
                2⤵
                • Loads dropped DLL
                • Accesses Microsoft Outlook profiles
                • outlook_office_path
                • outlook_win_path
                PID:2456

            Network

                  MITRE ATT&CK Enterprise v6

                  Replay Monitor

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                  Downloads

                  freebl3.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\freebl3.dll
                  • Size 326KB
                  • SHA256 2b00fc4f541ac10c94e3556ff28e30a801811c36422546a546a445aca3f410f7
                  • MD5 SHA1 SHA512 SSDEEP

                  mozglue.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\mozglue.dll
                  • Size 133KB
                  • SHA256 fb419a60305f17359e2ac0510233ee80e845885eee60607715c67dd88e501ef0
                  • MD5 SHA1 SHA512 SSDEEP

                  msvcp140.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\msvcp140.dll
                  • Size 429KB
                  • SHA256 334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
                  • MD5 SHA1 SHA512 SSDEEP

                  nss3.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\nss3.dll
                  • Size 1.2MB
                  • SHA256 78758bf7f3b3b5e3477e38354acd32d787bc1286c8bd9b873471b9c195e638db
                  • MD5 SHA1 SHA512 SSDEEP

                  softokn3.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\softokn3.dll
                  • Size 141KB
                  • SHA256 bb3ff746471116c6ad0339fa0522aa2a44a787e33a29c7b27649a054ecd4d00f
                  • MD5 SHA1 SHA512 SSDEEP

                  vcruntime140.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\vcruntime140.dll
                  • Size 81KB
                  • SHA256 c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
                  • MD5 SHA1 SHA512 SSDEEP

                  memory/2416-130-0x0000000000580000-0x00000000005E8000-memory.dmp

                  memory/2416-132-0x0000000005100000-0x0000000005192000-memory.dmp

                  memory/2416-131-0x0000000005610000-0x0000000005BB4000-memory.dmp

                  memory/2456-139-0x0000000000400000-0x0000000000554000-memory.dmp

                  memory/2456-141-0x0000000000400000-0x0000000000554000-memory.dmp

                  memory/2456-142-0x0000000000400000-0x0000000000554000-memory.dmp

                  memory/2456-143-0x0000000004190000-0x0000000004214000-memory.dmp

                  memory/2456-150-0x0000000000400000-0x0000000000554000-memory.dmp