Analysis

  • max time kernel
    81s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-06-2023 11:56

General

  • Target

    Etemp.exe

  • Size

    338KB

  • MD5

    9fcb7612d6facfd45118d3f1ed34371e

  • SHA1

    dd4c866ce201438483282c81b8973a419282199a

  • SHA256

    10ebbf43e3f2054202d6fd7b3f96975fc22dffc0e0356d7364babff0d7be3200

  • SHA512

    0fa435ae1350d82baecbceff62f3834e92c8970b18ad8badec598b4dbd52d259eebc97157d072ee82f39784dd82ff1c574c563adce0db0a515626c1eb21e591f

  • SSDEEP

    6144:rGNc3Y/YVg4IkkfuauSOqX8aGhkEzTRYDF1mbke/Om8v9dmXA98kbKnrXAWtLHPV:rGNkY/YVg4btiEzTRtbkrdmXA9qrXAAd

Malware Config

Extracted

Family

eternity

C2

http://eternityms33k74r7iuuxfda4sqsiei3o3lbtr5cpalf6f4skszpruad.onion

Signatures

  • Eternity

    Eternity Project is a malware kit offering an info stealer, clipper, worm, coin miner, ransomware, and DDoS bot.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 3 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Etemp.exe
    "C:\Users\Admin\AppData\Local\Temp\Etemp.exe"
    1⤵
    • Checks computer location settings
    • Accesses Microsoft Outlook profiles
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:1612
    • C:\Windows\SYSTEM32\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4160
      • C:\Windows\system32\chcp.com
        chcp 65001
        3⤵
          PID:2672
        • C:\Windows\system32\netsh.exe
          netsh wlan show profile
          3⤵
            PID:1796
          • C:\Windows\system32\findstr.exe
            findstr All
            3⤵
              PID:3980
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /C chcp 65001 && netsh wlan show profile name="65001" key=clear | findstr Key
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3344
            • C:\Windows\system32\chcp.com
              chcp 65001
              3⤵
                PID:324
              • C:\Windows\system32\netsh.exe
                netsh wlan show profile name="65001" key=clear
                3⤵
                  PID:216
                • C:\Windows\system32\findstr.exe
                  findstr Key
                  3⤵
                    PID:2204
                • C:\Windows\System32\cmd.exe
                  "C:\Windows\System32\cmd.exe" /C chcp 65001 && ping 127.0.0.1 && DEL /F /S /Q /A "C:\Users\Admin\AppData\Local\Temp\Etemp.exe"
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1056
                  • C:\Windows\system32\chcp.com
                    chcp 65001
                    3⤵
                      PID:624
                    • C:\Windows\system32\PING.EXE
                      ping 127.0.0.1
                      3⤵
                      • Runs ping.exe
                      PID:4532

                Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                • memory/1612-133-0x0000016EA9860000-0x0000016EA98BA000-memory.dmp

                  Filesize

                  360KB

                • memory/1612-134-0x0000016EC3EF0000-0x0000016EC3F00000-memory.dmp

                  Filesize

                  64KB

                • memory/1612-135-0x0000016EC3F50000-0x0000016EC3FA0000-memory.dmp

                  Filesize

                  320KB

                • memory/1612-136-0x0000016EC3EF0000-0x0000016EC3F00000-memory.dmp

                  Filesize

                  64KB