Analysis

  • max time kernel
    205s
  • max time network
    294s
  • platform
    windows10-1703_x64
  • resource
    win10-20231020-en
  • resource tags

    arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27/11/2023, 05:03

General

  • Target
    bcde1b6a52ee2944096fc1b3059f09097add88eb3a99bee162613dc12a113169.exe
  • Size 1.6MB
  • Sample231127-fpzflsee95
  • SHA256 bcde1b6a52ee2944096fc1b3059f09097add88eb3a99bee162613dc12a113169
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • eternity

C2
  • http://izrukvro5khcol3z7cvvdq3akeunlod2gshgn7ppo3a4jvse3z5hpiyd.onion

Signatures

  • Eternity

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

  • Executes dropped EXE 2 IoCs
  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bcde1b6a52ee2944096fc1b3059f09097add88eb3a99bee162613dc12a113169.exe
    "C:\Users\Admin\AppData\Local\Temp\bcde1b6a52ee2944096fc1b3059f09097add88eb3a99bee162613dc12a113169.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4680
    • C:\Users\Admin\AppData\Roaming\ms_update.exe
      "C:\Users\Admin\AppData\Roaming\ms_update.exe"
      2⤵
      • Executes dropped EXE
      PID:3636
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3636 -s 156
        3⤵
        • Program crash
        PID:3820
    • C:\Users\Admin\AppData\Roaming\ms_updater.exe
      "C:\Users\Admin\AppData\Roaming\ms_updater.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2092
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        3⤵
        • 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:4580
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3864
          • C:\Windows\SysWOW64\chcp.com
            chcp 65001
            5⤵
              PID:5112
            • C:\Windows\SysWOW64\netsh.exe
              netsh wlan show profile
              5⤵
                PID:1236
              • C:\Windows\SysWOW64\findstr.exe
                findstr All
                5⤵
                  PID:4232
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /C chcp 65001 && netsh wlan show profile name="65001" key=clear | findstr Key
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:1248
                • C:\Windows\SysWOW64\chcp.com
                  chcp 65001
                  5⤵
                    PID:4028
                  • C:\Windows\SysWOW64\netsh.exe
                    netsh wlan show profile name="65001" key=clear
                    5⤵
                      PID:4248
                    • C:\Windows\SysWOW64\findstr.exe
                      findstr Key
                      5⤵
                        PID:3536

              Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    ms_update.exe

                    • Path C:\Users\Admin\AppData\Roaming\ms_update.exe
                    • Size 917KB
                    • SHA256 93cb85beabf1120129b64d80f7d08f47cea4041e2c0266f5f35406cf30a6f5a3
                    • MD5 SHA1 SHA512 SSDEEP

                    ms_updater.exe

                    • Path C:\Users\Admin\AppData\Roaming\ms_updater.exe
                    • Size 443KB
                    • SHA256 7aa42d31e48e600a2f7edcc4ce96fbd0336548b72dcc82227acbe3cc46600d36
                    • MD5 SHA1 SHA512 SSDEEP

                    ms_updater.exe

                    • Path C:\Users\Admin\AppData\Roaming\ms_updater.exe
                    • Size 443KB
                    • SHA256 7aa42d31e48e600a2f7edcc4ce96fbd0336548b72dcc82227acbe3cc46600d36
                    • MD5 SHA1 SHA512 SSDEEP

                    memory/4580-9-0x0000000000400000-0x000000000045A000-memory.dmp

                    memory/4580-12-0x00000000724E0000-0x0000000072BCE000-memory.dmp

                    memory/4580-13-0x00000000096E0000-0x0000000009BDE000-memory.dmp

                    memory/4580-14-0x0000000009250000-0x00000000092B6000-memory.dmp

                    memory/4580-15-0x0000000009D30000-0x0000000009D40000-memory.dmp

                    memory/4580-16-0x000000000A0E0000-0x000000000A172000-memory.dmp

                    memory/4580-21-0x000000000A580000-0x000000000A5D0000-memory.dmp

                    memory/4580-24-0x000000000AA20000-0x000000000AABC000-memory.dmp

                    memory/4580-31-0x00000000724E0000-0x0000000072BCE000-memory.dmp