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Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    28/01/2024, 16:50

General

  • Target

    2024-01-28_ebe9a9d5de78dfda32a325fc76aa3c8e_gandcrab.exe

  • Size

    145KB

  • MD5

    ebe9a9d5de78dfda32a325fc76aa3c8e

  • SHA1

    75e6ae43295989aa20e0017b0a54048a32f4eaef

  • SHA256

    ffe2c408eb3f673e26fe7e2f50ad97f2bdabf71d445b139d85c8eae0c903489a

  • SHA512

    606fc1f6f6bbfbd06e71b973764a71dfad4f8461b2e5877e33a1325a09ee1bfe017d721b92295b7504fd28f356c4edfb1f775d1a7d185bbcbddfa03494211736

  • SSDEEP

    3072:lYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:lyOqqDL64vdGREz

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:\Windows\SysWOW64\nslookup.exe
    nslookup nomoreransom.bit dns1.soprodns.ru
    1⤵
      PID:2004
    • C:\Users\Admin\AppData\Local\Temp\2024-01-28_ebe9a9d5de78dfda32a325fc76aa3c8e_gandcrab.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-01-28_ebe9a9d5de78dfda32a325fc76aa3c8e_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:2268
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup emsisoft.bit dns1.soprodns.ru
        2⤵
          PID:2576
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup gandcrab.bit dns1.soprodns.ru
          2⤵
            PID:2616
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup nomoreransom.bit dns1.soprodns.ru
            2⤵
              PID:2448
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup emsisoft.bit dns1.soprodns.ru
              2⤵
                PID:2496
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup gandcrab.bit dns1.soprodns.ru
                2⤵
                  PID:1528
                • C:\Windows\SysWOW64\nslookup.exe
                  nslookup nomoreransom.bit dns1.soprodns.ru
                  2⤵
                    PID:2504
                  • C:\Windows\SysWOW64\nslookup.exe
                    nslookup emsisoft.bit dns1.soprodns.ru
                    2⤵
                      PID:936
                    • C:\Windows\SysWOW64\nslookup.exe
                      nslookup gandcrab.bit dns1.soprodns.ru
                      2⤵
                        PID:1488
                      • C:\Windows\SysWOW64\nslookup.exe
                        nslookup nomoreransom.bit dns1.soprodns.ru
                        2⤵
                          PID:1584
                        • C:\Windows\SysWOW64\nslookup.exe
                          nslookup emsisoft.bit dns1.soprodns.ru
                          2⤵
                            PID:1432
                          • C:\Windows\SysWOW64\nslookup.exe
                            nslookup gandcrab.bit dns1.soprodns.ru
                            2⤵
                              PID:2704
                            • C:\Windows\SysWOW64\nslookup.exe
                              nslookup nomoreransom.bit dns1.soprodns.ru
                              2⤵
                                PID:1916
                              • C:\Windows\SysWOW64\nslookup.exe
                                nslookup emsisoft.bit dns1.soprodns.ru
                                2⤵
                                  PID:1992
                                • C:\Windows\SysWOW64\nslookup.exe
                                  nslookup gandcrab.bit dns1.soprodns.ru
                                  2⤵
                                    PID:1012

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • memory/2268-0-0x0000000000400000-0x0000000000428000-memory.dmp

                                  Filesize

                                  160KB

                                • memory/2268-4-0x0000000000400000-0x0000000000428000-memory.dmp

                                  Filesize

                                  160KB