Analysis

  • max time kernel
    148s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/02/2024, 17:23

General

  • Target

    2024-02-21_1094e842bbbdcbc5e22d8a71aea7238b_gandcrab.exe

  • Size

    147KB

  • MD5

    1094e842bbbdcbc5e22d8a71aea7238b

  • SHA1

    3c86900c9d77a3f524abc181e82e53a14e5dcf51

  • SHA256

    28418276a8e807238c1303df686249d72d423af728bb21bbaf9ec33393fe9009

  • SHA512

    95f4caf5ecf9e085c3d999cae78fa7a56c1d85d1fb4335a7b3506aa13766e3acccf1049f02156d7db31f63fe195630b14d3f369400200334c74841735265019d

  • SSDEEP

    3072:1BounVyFHFMqqDL2/LgHkc2U6FiPZ8aewZ2ql5f2J9lj:1qxHmqqDL6EHl2U6CbeOl5f2Fj

Malware Config

Signatures

  • GandCrab payload 2 IoCs
  • Gandcrab

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

  • Detects Reflective DLL injection artifacts 2 IoCs
  • Detects ransomware indicator 2 IoCs
  • Gandcrab Payload 2 IoCs
  • UPX dump on OEP (original entry point) 2 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-02-21_1094e842bbbdcbc5e22d8a71aea7238b_gandcrab.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-21_1094e842bbbdcbc5e22d8a71aea7238b_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:4212
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.coin dns1.soprodns.ru
      2⤵
        PID:3600
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup nomoreransom.bit dns1.soprodns.ru
        2⤵
          PID:2128
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup gandcrab.bit dns2.soprodns.ru
          2⤵
            PID:1184
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup nomoreransom.coin dns2.soprodns.ru
            2⤵
              PID:3088
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup nomoreransom.bit dns2.soprodns.ru
              2⤵
                PID:4512
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup gandcrab.bit dns1.soprodns.ru
                2⤵
                  PID:4684
                • C:\Windows\SysWOW64\nslookup.exe
                  nslookup nomoreransom.coin dns1.soprodns.ru
                  2⤵
                    PID:1008
                  • C:\Windows\SysWOW64\nslookup.exe
                    nslookup nomoreransom.bit dns1.soprodns.ru
                    2⤵
                      PID:1584
                    • C:\Windows\SysWOW64\nslookup.exe
                      nslookup gandcrab.bit dns2.soprodns.ru
                      2⤵
                        PID:644
                      • C:\Windows\SysWOW64\nslookup.exe
                        nslookup nomoreransom.coin dns2.soprodns.ru
                        2⤵
                          PID:436
                        • C:\Windows\SysWOW64\nslookup.exe
                          nslookup nomoreransom.bit dns2.soprodns.ru
                          2⤵
                            PID:4804
                          • C:\Windows\SysWOW64\nslookup.exe
                            nslookup gandcrab.bit dns1.soprodns.ru
                            2⤵
                              PID:900
                            • C:\Windows\SysWOW64\nslookup.exe
                              nslookup nomoreransom.coin dns1.soprodns.ru
                              2⤵
                                PID:4924
                              • C:\Windows\SysWOW64\nslookup.exe
                                nslookup nomoreransom.bit dns1.soprodns.ru
                                2⤵
                                  PID:4068
                                • C:\Windows\SysWOW64\nslookup.exe
                                  nslookup gandcrab.bit dns2.soprodns.ru
                                  2⤵
                                    PID:4564
                                  • C:\Windows\SysWOW64\nslookup.exe
                                    nslookup nomoreransom.coin dns2.soprodns.ru
                                    2⤵
                                      PID:4388
                                    • C:\Windows\SysWOW64\nslookup.exe
                                      nslookup nomoreransom.bit dns2.soprodns.ru
                                      2⤵
                                        PID:2460
                                      • C:\Windows\SysWOW64\nslookup.exe
                                        nslookup gandcrab.bit dns1.soprodns.ru
                                        2⤵
                                          PID:2380
                                        • C:\Windows\SysWOW64\nslookup.exe
                                          nslookup nomoreransom.coin dns1.soprodns.ru
                                          2⤵
                                            PID:3104
                                          • C:\Windows\SysWOW64\nslookup.exe
                                            nslookup nomoreransom.bit dns1.soprodns.ru
                                            2⤵
                                              PID:3628
                                            • C:\Windows\SysWOW64\nslookup.exe
                                              nslookup gandcrab.bit dns2.soprodns.ru
                                              2⤵
                                                PID:1504
                                              • C:\Windows\SysWOW64\nslookup.exe
                                                nslookup nomoreransom.coin dns2.soprodns.ru
                                                2⤵
                                                  PID:3932
                                                • C:\Windows\SysWOW64\nslookup.exe
                                                  nslookup nomoreransom.bit dns2.soprodns.ru
                                                  2⤵
                                                    PID:848
                                                  • C:\Windows\SysWOW64\nslookup.exe
                                                    nslookup gandcrab.bit dns1.soprodns.ru
                                                    2⤵
                                                      PID:1444
                                                    • C:\Windows\SysWOW64\nslookup.exe
                                                      nslookup nomoreransom.coin dns1.soprodns.ru
                                                      2⤵
                                                        PID:4736
                                                      • C:\Windows\SysWOW64\nslookup.exe
                                                        nslookup nomoreransom.bit dns1.soprodns.ru
                                                        2⤵
                                                          PID:1092
                                                        • C:\Windows\SysWOW64\nslookup.exe
                                                          nslookup gandcrab.bit dns2.soprodns.ru
                                                          2⤵
                                                            PID:2432
                                                          • C:\Windows\SysWOW64\nslookup.exe
                                                            nslookup nomoreransom.coin dns2.soprodns.ru
                                                            2⤵
                                                              PID:1592
                                                            • C:\Windows\SysWOW64\nslookup.exe
                                                              nslookup nomoreransom.bit dns2.soprodns.ru
                                                              2⤵
                                                                PID:3152
                                                              • C:\Windows\SysWOW64\nslookup.exe
                                                                nslookup gandcrab.bit dns1.soprodns.ru
                                                                2⤵
                                                                  PID:4144
                                                                • C:\Windows\SysWOW64\nslookup.exe
                                                                  nslookup nomoreransom.coin dns1.soprodns.ru
                                                                  2⤵
                                                                    PID:2520
                                                                  • C:\Windows\SysWOW64\nslookup.exe
                                                                    nslookup nomoreransom.bit dns1.soprodns.ru
                                                                    2⤵
                                                                      PID:3300
                                                                    • C:\Windows\SysWOW64\nslookup.exe
                                                                      nslookup gandcrab.bit dns2.soprodns.ru
                                                                      2⤵
                                                                        PID:1652
                                                                      • C:\Windows\SysWOW64\nslookup.exe
                                                                        nslookup nomoreransom.coin dns2.soprodns.ru
                                                                        2⤵
                                                                          PID:2156
                                                                        • C:\Windows\SysWOW64\nslookup.exe
                                                                          nslookup nomoreransom.bit dns2.soprodns.ru
                                                                          2⤵
                                                                            PID:3520
                                                                          • C:\Windows\SysWOW64\nslookup.exe
                                                                            nslookup gandcrab.bit dns1.soprodns.ru
                                                                            2⤵
                                                                              PID:1996
                                                                            • C:\Windows\SysWOW64\nslookup.exe
                                                                              nslookup nomoreransom.coin dns1.soprodns.ru
                                                                              2⤵
                                                                                PID:700
                                                                              • C:\Windows\SysWOW64\nslookup.exe
                                                                                nslookup nomoreransom.bit dns1.soprodns.ru
                                                                                2⤵
                                                                                  PID:3424
                                                                                • C:\Windows\SysWOW64\nslookup.exe
                                                                                  nslookup gandcrab.bit dns2.soprodns.ru
                                                                                  2⤵
                                                                                    PID:3496
                                                                                  • C:\Windows\SysWOW64\nslookup.exe
                                                                                    nslookup nomoreransom.coin dns2.soprodns.ru
                                                                                    2⤵
                                                                                      PID:4220
                                                                                    • C:\Windows\SysWOW64\nslookup.exe
                                                                                      nslookup nomoreransom.bit dns2.soprodns.ru
                                                                                      2⤵
                                                                                        PID:4576
                                                                                      • C:\Windows\SysWOW64\nslookup.exe
                                                                                        nslookup gandcrab.bit dns1.soprodns.ru
                                                                                        2⤵
                                                                                          PID:3332
                                                                                        • C:\Windows\SysWOW64\nslookup.exe
                                                                                          nslookup nomoreransom.coin dns1.soprodns.ru
                                                                                          2⤵
                                                                                            PID:4008
                                                                                          • C:\Windows\SysWOW64\nslookup.exe
                                                                                            nslookup nomoreransom.bit dns1.soprodns.ru
                                                                                            2⤵
                                                                                              PID:3368
                                                                                            • C:\Windows\SysWOW64\nslookup.exe
                                                                                              nslookup gandcrab.bit dns2.soprodns.ru
                                                                                              2⤵
                                                                                                PID:3776
                                                                                              • C:\Windows\SysWOW64\nslookup.exe
                                                                                                nslookup nomoreransom.coin dns2.soprodns.ru
                                                                                                2⤵
                                                                                                  PID:1140
                                                                                                • C:\Windows\SysWOW64\nslookup.exe
                                                                                                  nslookup nomoreransom.bit dns2.soprodns.ru
                                                                                                  2⤵
                                                                                                    PID:4840
                                                                                                  • C:\Windows\SysWOW64\nslookup.exe
                                                                                                    nslookup gandcrab.bit dns1.soprodns.ru
                                                                                                    2⤵
                                                                                                      PID:3996
                                                                                                    • C:\Windows\SysWOW64\nslookup.exe
                                                                                                      nslookup nomoreransom.coin dns1.soprodns.ru
                                                                                                      2⤵
                                                                                                        PID:4784
                                                                                                      • C:\Windows\SysWOW64\nslookup.exe
                                                                                                        nslookup nomoreransom.bit dns1.soprodns.ru
                                                                                                        2⤵
                                                                                                          PID:3284
                                                                                                        • C:\Windows\SysWOW64\nslookup.exe
                                                                                                          nslookup gandcrab.bit dns2.soprodns.ru
                                                                                                          2⤵
                                                                                                            PID:408

                                                                                                        Network

                                                                                                              MITRE ATT&CK Enterprise v15

                                                                                                              Replay Monitor

                                                                                                              Loading Replay Monitor...

                                                                                                              Downloads

                                                                                                              • memory/4212-0-0x000000000FAE0000-0x000000000FB08000-memory.dmp

                                                                                                                Filesize

                                                                                                                160KB

                                                                                                              • memory/4212-4-0x000000000FAE0000-0x000000000FB08000-memory.dmp

                                                                                                                Filesize

                                                                                                                160KB