Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26/04/2024, 12:33

General

  • Target

    2024-04-26_8c7d29906655bb58e20941e830169734_gandcrab.exe

  • Size

    145KB

  • MD5

    8c7d29906655bb58e20941e830169734

  • SHA1

    b156be92f7f0b6a99cd12237a732b2dd3d7d54de

  • SHA256

    13b55cc89e871ad4792476ee6a128b6ce54bde5682b4d3c63097b017bd2d1326

  • SHA512

    e1c0ecbbad10e1472c309adcf572cfe8090518b61d26c0fa011b49a1974c752d53f91fb8af93b89039e042ab51bdd8a88267d27acf27f65954b11cba0d9ecd6c

  • SSDEEP

    3072:DYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:DyOqqDL64vdGREz

Malware Config

Signatures

  • GandCrab payload 2 IoCs
  • Gandcrab

    Gandcrab is a Trojan horse that encrypts files on a computer.

  • Detects ransomware indicator 2 IoCs
  • Gandcrab Payload 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 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 60 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-04-26_8c7d29906655bb58e20941e830169734_gandcrab.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-26_8c7d29906655bb58e20941e830169734_gandcrab.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1312
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
        PID:2964
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup emsisoft.bit dns1.soprodns.ru
        2⤵
          PID:2700
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup gandcrab.bit dns1.soprodns.ru
          2⤵
            PID:2756
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup nomoreransom.bit dns1.soprodns.ru
            2⤵
              PID:2444
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup emsisoft.bit dns1.soprodns.ru
              2⤵
                PID:2868
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup gandcrab.bit dns1.soprodns.ru
                2⤵
                  PID:2180
                • C:\Windows\SysWOW64\nslookup.exe
                  nslookup nomoreransom.bit dns1.soprodns.ru
                  2⤵
                    PID:2004
                  • C:\Windows\SysWOW64\nslookup.exe
                    nslookup emsisoft.bit dns1.soprodns.ru
                    2⤵
                      PID:1204
                    • C:\Windows\SysWOW64\nslookup.exe
                      nslookup gandcrab.bit dns1.soprodns.ru
                      2⤵
                        PID:2184
                      • C:\Windows\SysWOW64\nslookup.exe
                        nslookup nomoreransom.bit dns1.soprodns.ru
                        2⤵
                          PID:1700
                        • C:\Windows\SysWOW64\nslookup.exe
                          nslookup emsisoft.bit dns1.soprodns.ru
                          2⤵
                            PID:2096
                          • C:\Windows\SysWOW64\nslookup.exe
                            nslookup gandcrab.bit dns1.soprodns.ru
                            2⤵
                              PID:2800
                            • C:\Windows\SysWOW64\nslookup.exe
                              nslookup nomoreransom.bit dns1.soprodns.ru
                              2⤵
                                PID:560
                              • C:\Windows\SysWOW64\nslookup.exe
                                nslookup emsisoft.bit dns1.soprodns.ru
                                2⤵
                                  PID:588
                                • C:\Windows\SysWOW64\nslookup.exe
                                  nslookup gandcrab.bit dns1.soprodns.ru
                                  2⤵
                                    PID:1792

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • memory/1312-0-0x0000000000400000-0x0000000000428000-memory.dmp

                                  Filesize

                                  160KB

                                • memory/1312-4-0x0000000000400000-0x0000000000428000-memory.dmp

                                  Filesize

                                  160KB