Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20230703-en
  • resource tags

    arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
  • submitted
    05/07/2023, 14:12

General

  • Target

    001e04cea56310exeexeexeex.exe

  • Size

    308KB

  • MD5

    001e04cea56310ce58e4864f623ed809

  • SHA1

    1e0898f694803c6fc271304357eef136ad6f684a

  • SHA256

    a340eb8ee5c610ee3862d4a353b5f457f637ea022542555776a61751a645d26b

  • SHA512

    cd8097877a4c7f6cf79f1cafa141c7b8b303687a2eb75e20af4809e3b2bc74499fd0092d77b498bc4fe26bf252680946fe778700f2137117eb564e271f624dbc

  • SSDEEP

    6144:bzL7ShWDLVzVNam6GxI29dqG3KdYAYqTuPZp:JDHNam62ZdKmZmuPH

Malware Config

Signatures

  • GandCrab payload 4 IoCs
  • Gandcrab

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

  • Unexpected DNS network traffic destination 34 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • 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 52 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\001e04cea56310exeexeexeex.exe
    "C:\Users\Admin\AppData\Local\Temp\001e04cea56310exeexeexeex.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2344
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup carder.bit ns1.wowservers.ru
      2⤵
        PID:2848
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup ransomware.bit ns2.wowservers.ru
        2⤵
          PID:2176
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup carder.bit ns2.wowservers.ru
          2⤵
            PID:1864
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup ransomware.bit ns1.wowservers.ru
            2⤵
              PID:2068
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup carder.bit ns1.wowservers.ru
              2⤵
                PID:1652
              • C:\Windows\SysWOW64\nslookup.exe
                nslookup ransomware.bit ns2.wowservers.ru
                2⤵
                  PID:2180
                • C:\Windows\SysWOW64\nslookup.exe
                  nslookup carder.bit ns2.wowservers.ru
                  2⤵
                    PID:1116
                  • C:\Windows\SysWOW64\nslookup.exe
                    nslookup ransomware.bit ns1.wowservers.ru
                    2⤵
                      PID:2080
                    • C:\Windows\SysWOW64\nslookup.exe
                      nslookup carder.bit ns1.wowservers.ru
                      2⤵
                        PID:2092
                      • C:\Windows\SysWOW64\nslookup.exe
                        nslookup ransomware.bit ns2.wowservers.ru
                        2⤵
                          PID:2704
                        • C:\Windows\SysWOW64\nslookup.exe
                          nslookup carder.bit ns2.wowservers.ru
                          2⤵
                            PID:2792
                          • C:\Windows\SysWOW64\nslookup.exe
                            nslookup ransomware.bit ns1.wowservers.ru
                            2⤵
                              PID:2940
                            • C:\Windows\SysWOW64\nslookup.exe
                              nslookup carder.bit ns1.wowservers.ru
                              2⤵
                                PID:2476

                            Network

                            MITRE ATT&CK Enterprise v6

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • memory/2344-55-0x0000000000400000-0x0000000001400000-memory.dmp

                              Filesize

                              16.0MB

                            • memory/2344-56-0x0000000000220000-0x0000000000237000-memory.dmp

                              Filesize

                              92KB

                            • memory/2344-63-0x0000000000400000-0x0000000001400000-memory.dmp

                              Filesize

                              16.0MB

                            • memory/2344-65-0x0000000000220000-0x0000000000237000-memory.dmp

                              Filesize

                              92KB