Analysis

  • max time kernel
    202s
  • max time network
    206s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    03-07-2022 02:52

General

  • Target

    3d812c065087bb9be5c2e472fabfae2551edbaa933ab5c7468a25ed148017336.exe

  • Size

    73KB

  • MD5

    a9b7967ec202ae9d641724152f125ea4

  • SHA1

    8225514f6088c312a08b056fc15410e123b76af4

  • SHA256

    3d812c065087bb9be5c2e472fabfae2551edbaa933ab5c7468a25ed148017336

  • SHA512

    976c281b408b961e637324148f2f1c5ddd15b88541a5b250b09de7698cb68c855559ac15e3fb3faed7d349305aee860bab1229e986d796648c87783ed2e6296d

Score
10/10

Malware Config

Signatures

  • suricata: ET MALWARE Observed GandCrab Domain (gandcrab .bit)

    suricata: ET MALWARE Observed GandCrab Domain (gandcrab .bit)

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d812c065087bb9be5c2e472fabfae2551edbaa933ab5c7468a25ed148017336.exe
    "C:\Users\Admin\AppData\Local\Temp\3d812c065087bb9be5c2e472fabfae2551edbaa933ab5c7468a25ed148017336.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1384
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
        PID:692
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup emsisoft.bit dns1.soprodns.ru
        2⤵
          PID:652
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup gandcrab.bit dns1.soprodns.ru
          2⤵
            PID:1364
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup nomoreransom.bit dns1.soprodns.ru
            2⤵
              PID:1304
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup emsisoft.bit dns1.soprodns.ru
              2⤵
                PID:1124
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup gandcrab.bit dns1.soprodns.ru
                2⤵
                  PID:1336
                • C:\Windows\SysWOW64\nslookup.exe
                  nslookup nomoreransom.bit dns1.soprodns.ru
                  2⤵
                    PID:1996
                  • C:\Windows\SysWOW64\nslookup.exe
                    nslookup emsisoft.bit dns1.soprodns.ru
                    2⤵
                      PID:1508
                    • C:\Windows\SysWOW64\nslookup.exe
                      nslookup gandcrab.bit dns1.soprodns.ru
                      2⤵
                        PID:1568
                      • C:\Windows\SysWOW64\nslookup.exe
                        nslookup nomoreransom.bit dns1.soprodns.ru
                        2⤵
                          PID:1616
                        • C:\Windows\SysWOW64\nslookup.exe
                          nslookup emsisoft.bit dns1.soprodns.ru
                          2⤵
                            PID:2036
                          • C:\Windows\SysWOW64\nslookup.exe
                            nslookup gandcrab.bit dns1.soprodns.ru
                            2⤵
                              PID:1912

                          Network

                          MITRE ATT&CK Matrix ATT&CK v6

                          Persistence

                          Registry Run Keys / Startup Folder

                          1
                          T1060

                          Defense Evasion

                          Modify Registry

                          1
                          T1112

                          Discovery

                          Query Registry

                          2
                          T1012

                          Peripheral Device Discovery

                          1
                          T1120

                          System Information Discovery

                          2
                          T1082

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          • memory/652-56-0x0000000000000000-mapping.dmp
                          • memory/692-55-0x0000000000000000-mapping.dmp
                          • memory/1124-59-0x0000000000000000-mapping.dmp
                          • memory/1304-58-0x0000000000000000-mapping.dmp
                          • memory/1336-60-0x0000000000000000-mapping.dmp
                          • memory/1364-57-0x0000000000000000-mapping.dmp
                          • memory/1384-54-0x0000000075FC1000-0x0000000075FC3000-memory.dmp
                            Filesize

                            8KB

                          • memory/1508-62-0x0000000000000000-mapping.dmp
                          • memory/1568-63-0x0000000000000000-mapping.dmp
                          • memory/1616-64-0x0000000000000000-mapping.dmp
                          • memory/1912-66-0x0000000000000000-mapping.dmp
                          • memory/1996-61-0x0000000000000000-mapping.dmp
                          • memory/2036-65-0x0000000000000000-mapping.dmp