Analysis

  • max time kernel
    147s
  • max time network
    13s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    28-07-2021 11:46

General

  • Target

    77a398c870ad4904d06d455c9249e7864ac92dda877e288e5718b3c8d9fc6618.exe

Malware Config

Signatures

  • Hive

    A ransomware written in Golang first seen in June 2021.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Drops file in Drivers directory 8 IoCs
  • Modifies extensions of user files 2 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Drops startup file 2 IoCs
  • Loads dropped DLL 15 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops desktop.ini file(s) 64 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

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

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Delays execution with timeout.exe 64 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Modifies registry class 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 28 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\77a398c870ad4904d06d455c9249e7864ac92dda877e288e5718b3c8d9fc6618.exe
    "C:\Users\Admin\AppData\Local\Temp\77a398c870ad4904d06d455c9249e7864ac92dda877e288e5718b3c8d9fc6618.exe"
    1⤵
    • Drops file in Drivers directory
    • Modifies extensions of user files
    • Drops startup file
    • Drops desktop.ini file(s)
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1988
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c hive.bat >NUL 2>NUL
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:360
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • Delays execution with timeout.exe
        PID:520
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • Delays execution with timeout.exe
        PID:1940
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
          PID:328
        • C:\Windows\SysWOW64\timeout.exe
          timeout 1
          3⤵
            PID:656
          • C:\Windows\SysWOW64\timeout.exe
            timeout 1
            3⤵
              PID:1032
            • C:\Windows\SysWOW64\timeout.exe
              timeout 1
              3⤵
              • Delays execution with timeout.exe
              PID:1396
            • C:\Windows\SysWOW64\timeout.exe
              timeout 1
              3⤵
              • Delays execution with timeout.exe
              PID:1752
            • C:\Windows\SysWOW64\timeout.exe
              timeout 1
              3⤵
              • Delays execution with timeout.exe
              PID:1028
            • C:\Windows\SysWOW64\timeout.exe
              timeout 1
              3⤵
              • Delays execution with timeout.exe
              PID:1784
            • C:\Windows\SysWOW64\timeout.exe
              timeout 1
              3⤵
              • Delays execution with timeout.exe
              PID:436
            • C:\Windows\SysWOW64\timeout.exe
              timeout 1
              3⤵
              • Delays execution with timeout.exe
              PID:1852
            • C:\Windows\SysWOW64\timeout.exe
              timeout 1
              3⤵
              • Delays execution with timeout.exe
              PID:1080
            • C:\Windows\SysWOW64\timeout.exe
              timeout 1
              3⤵
                PID:1604
              • C:\Windows\SysWOW64\timeout.exe
                timeout 1
                3⤵
                • Delays execution with timeout.exe
                PID:1872
              • C:\Windows\SysWOW64\timeout.exe
                timeout 1
                3⤵
                  PID:1584
                • C:\Windows\SysWOW64\timeout.exe
                  timeout 1
                  3⤵
                  • Delays execution with timeout.exe
                  PID:1592
                • C:\Windows\SysWOW64\timeout.exe
                  timeout 1
                  3⤵
                  • Delays execution with timeout.exe
                  PID:1532
                • C:\Windows\SysWOW64\timeout.exe
                  timeout 1
                  3⤵
                  • Delays execution with timeout.exe
                  PID:836
                • C:\Windows\SysWOW64\timeout.exe
                  timeout 1
                  3⤵
                    PID:1408
                  • C:\Windows\SysWOW64\timeout.exe
                    timeout 1
                    3⤵
                      PID:1100
                    • C:\Windows\SysWOW64\timeout.exe
                      timeout 1
                      3⤵
                      • Delays execution with timeout.exe
                      PID:1528
                    • C:\Windows\SysWOW64\timeout.exe
                      timeout 1
                      3⤵
                      • Delays execution with timeout.exe
                      PID:912
                    • C:\Windows\SysWOW64\timeout.exe
                      timeout 1
                      3⤵
                      • Delays execution with timeout.exe
                      PID:956
                    • C:\Windows\SysWOW64\timeout.exe
                      timeout 1
                      3⤵
                      • Delays execution with timeout.exe
                      PID:944
                    • C:\Windows\SysWOW64\timeout.exe
                      timeout 1
                      3⤵
                        PID:296
                      • C:\Windows\SysWOW64\timeout.exe
                        timeout 1
                        3⤵
                        • Delays execution with timeout.exe
                        PID:1644
                      • C:\Windows\SysWOW64\timeout.exe
                        timeout 1
                        3⤵
                          PID:112
                        • C:\Windows\SysWOW64\timeout.exe
                          timeout 1
                          3⤵
                            PID:520
                          • C:\Windows\SysWOW64\timeout.exe
                            timeout 1
                            3⤵
                            • Delays execution with timeout.exe
                            PID:564
                          • C:\Windows\SysWOW64\timeout.exe
                            timeout 1
                            3⤵
                            • Delays execution with timeout.exe
                            PID:1096
                          • C:\Windows\SysWOW64\timeout.exe
                            timeout 1
                            3⤵
                              PID:1616
                            • C:\Windows\SysWOW64\timeout.exe
                              timeout 1
                              3⤵
                                PID:656
                              • C:\Windows\SysWOW64\timeout.exe
                                timeout 1
                                3⤵
                                  PID:1032
                                • C:\Windows\SysWOW64\timeout.exe
                                  timeout 1
                                  3⤵
                                  • Delays execution with timeout.exe
                                  PID:1396
                                • C:\Windows\SysWOW64\timeout.exe
                                  timeout 1
                                  3⤵
                                    PID:1752
                                  • C:\Windows\SysWOW64\timeout.exe
                                    timeout 1
                                    3⤵
                                      PID:972
                                    • C:\Windows\SysWOW64\timeout.exe
                                      timeout 1
                                      3⤵
                                      • Delays execution with timeout.exe
                                      PID:1332
                                    • C:\Windows\SysWOW64\timeout.exe
                                      timeout 1
                                      3⤵
                                        PID:1500
                                      • C:\Windows\SysWOW64\timeout.exe
                                        timeout 1
                                        3⤵
                                        • Delays execution with timeout.exe
                                        PID:1884
                                      • C:\Windows\SysWOW64\timeout.exe
                                        timeout 1
                                        3⤵
                                          PID:1580
                                        • C:\Windows\SysWOW64\timeout.exe
                                          timeout 1
                                          3⤵
                                            PID:1628
                                          • C:\Windows\SysWOW64\timeout.exe
                                            timeout 1
                                            3⤵
                                            • Delays execution with timeout.exe
                                            PID:1576
                                          • C:\Windows\SysWOW64\timeout.exe
                                            timeout 1
                                            3⤵
                                            • Delays execution with timeout.exe
                                            PID:1272
                                          • C:\Windows\SysWOW64\timeout.exe
                                            timeout 1
                                            3⤵
                                              PID:1844
                                            • C:\Windows\SysWOW64\timeout.exe
                                              timeout 1
                                              3⤵
                                                PID:828
                                              • C:\Windows\SysWOW64\timeout.exe
                                                timeout 1
                                                3⤵
                                                • Delays execution with timeout.exe
                                                PID:1100
                                              • C:\Windows\SysWOW64\timeout.exe
                                                timeout 1
                                                3⤵
                                                  PID:1564
                                                • C:\Windows\SysWOW64\timeout.exe
                                                  timeout 1
                                                  3⤵
                                                  • Delays execution with timeout.exe
                                                  PID:672
                                                • C:\Windows\SysWOW64\timeout.exe
                                                  timeout 1
                                                  3⤵
                                                    PID:1460
                                                  • C:\Windows\SysWOW64\timeout.exe
                                                    timeout 1
                                                    3⤵
                                                    • Delays execution with timeout.exe
                                                    PID:1396
                                                  • C:\Windows\SysWOW64\timeout.exe
                                                    timeout 1
                                                    3⤵
                                                      PID:1404
                                                    • C:\Windows\SysWOW64\timeout.exe
                                                      timeout 1
                                                      3⤵
                                                        PID:972
                                                      • C:\Windows\SysWOW64\timeout.exe
                                                        timeout 1
                                                        3⤵
                                                        • Delays execution with timeout.exe
                                                        PID:1896
                                                      • C:\Windows\SysWOW64\timeout.exe
                                                        timeout 1
                                                        3⤵
                                                        • Delays execution with timeout.exe
                                                        PID:1276
                                                      • C:\Windows\SysWOW64\timeout.exe
                                                        timeout 1
                                                        3⤵
                                                          PID:1680
                                                        • C:\Windows\SysWOW64\timeout.exe
                                                          timeout 1
                                                          3⤵
                                                          • Delays execution with timeout.exe
                                                          PID:1844
                                                        • C:\Windows\SysWOW64\timeout.exe
                                                          timeout 1
                                                          3⤵
                                                          • Delays execution with timeout.exe
                                                          PID:948
                                                        • C:\Windows\SysWOW64\timeout.exe
                                                          timeout 1
                                                          3⤵
                                                          • Delays execution with timeout.exe
                                                          PID:112
                                                        • C:\Windows\SysWOW64\timeout.exe
                                                          timeout 1
                                                          3⤵
                                                          • Delays execution with timeout.exe
                                                          PID:632
                                                        • C:\Windows\SysWOW64\timeout.exe
                                                          timeout 1
                                                          3⤵
                                                          • Delays execution with timeout.exe
                                                          PID:1852
                                                        • C:\Windows\SysWOW64\timeout.exe
                                                          timeout 1
                                                          3⤵
                                                          • Delays execution with timeout.exe
                                                          PID:2028
                                                        • C:\Windows\SysWOW64\timeout.exe
                                                          timeout 1
                                                          3⤵
                                                            PID:1580
                                                          • C:\Windows\SysWOW64\timeout.exe
                                                            timeout 1
                                                            3⤵
                                                            • Delays execution with timeout.exe
                                                            PID:1584
                                                          • C:\Windows\SysWOW64\timeout.exe
                                                            timeout 1
                                                            3⤵
                                                              PID:2036
                                                            • C:\Windows\SysWOW64\timeout.exe
                                                              timeout 1
                                                              3⤵
                                                              • Delays execution with timeout.exe
                                                              PID:896
                                                            • C:\Windows\SysWOW64\timeout.exe
                                                              timeout 1
                                                              3⤵
                                                              • Delays execution with timeout.exe
                                                              PID:1872
                                                            • C:\Windows\SysWOW64\timeout.exe
                                                              timeout 1
                                                              3⤵
                                                                PID:1592
                                                              • C:\Windows\SysWOW64\timeout.exe
                                                                timeout 1
                                                                3⤵
                                                                • Delays execution with timeout.exe
                                                                PID:1400
                                                              • C:\Windows\SysWOW64\timeout.exe
                                                                timeout 1
                                                                3⤵
                                                                  PID:1680
                                                                • C:\Windows\SysWOW64\timeout.exe
                                                                  timeout 1
                                                                  3⤵
                                                                    PID:1160
                                                                  • C:\Windows\SysWOW64\timeout.exe
                                                                    timeout 1
                                                                    3⤵
                                                                    • Delays execution with timeout.exe
                                                                    PID:1388
                                                                  • C:\Windows\SysWOW64\timeout.exe
                                                                    timeout 1
                                                                    3⤵
                                                                    • Delays execution with timeout.exe
                                                                    PID:2000
                                                                  • C:\Windows\SysWOW64\timeout.exe
                                                                    timeout 1
                                                                    3⤵
                                                                    • Delays execution with timeout.exe
                                                                    PID:792
                                                                  • C:\Windows\SysWOW64\timeout.exe
                                                                    timeout 1
                                                                    3⤵
                                                                      PID:836
                                                                    • C:\Windows\SysWOW64\timeout.exe
                                                                      timeout 1
                                                                      3⤵
                                                                      • Delays execution with timeout.exe
                                                                      PID:296
                                                                    • C:\Windows\SysWOW64\timeout.exe
                                                                      timeout 1
                                                                      3⤵
                                                                        PID:948
                                                                      • C:\Windows\SysWOW64\timeout.exe
                                                                        timeout 1
                                                                        3⤵
                                                                          PID:764
                                                                        • C:\Windows\SysWOW64\timeout.exe
                                                                          timeout 1
                                                                          3⤵
                                                                          • Delays execution with timeout.exe
                                                                          PID:1644
                                                                        • C:\Windows\SysWOW64\timeout.exe
                                                                          timeout 1
                                                                          3⤵
                                                                            PID:520
                                                                          • C:\Windows\SysWOW64\timeout.exe
                                                                            timeout 1
                                                                            3⤵
                                                                            • Delays execution with timeout.exe
                                                                            PID:1832
                                                                          • C:\Windows\SysWOW64\timeout.exe
                                                                            timeout 1
                                                                            3⤵
                                                                            • Delays execution with timeout.exe
                                                                            PID:672
                                                                          • C:\Windows\SysWOW64\timeout.exe
                                                                            timeout 1
                                                                            3⤵
                                                                            • Delays execution with timeout.exe
                                                                            PID:564
                                                                          • C:\Windows\SysWOW64\timeout.exe
                                                                            timeout 1
                                                                            3⤵
                                                                              PID:112
                                                                            • C:\Windows\SysWOW64\timeout.exe
                                                                              timeout 1
                                                                              3⤵
                                                                              • Delays execution with timeout.exe
                                                                              PID:1752
                                                                            • C:\Windows\SysWOW64\timeout.exe
                                                                              timeout 1
                                                                              3⤵
                                                                              • Delays execution with timeout.exe
                                                                              PID:1460
                                                                            • C:\Windows\SysWOW64\timeout.exe
                                                                              timeout 1
                                                                              3⤵
                                                                                PID:1720
                                                                              • C:\Windows\SysWOW64\timeout.exe
                                                                                timeout 1
                                                                                3⤵
                                                                                • Delays execution with timeout.exe
                                                                                PID:1536
                                                                              • C:\Windows\SysWOW64\timeout.exe
                                                                                timeout 1
                                                                                3⤵
                                                                                • Delays execution with timeout.exe
                                                                                PID:260
                                                                              • C:\Windows\SysWOW64\timeout.exe
                                                                                timeout 1
                                                                                3⤵
                                                                                • Delays execution with timeout.exe
                                                                                PID:1032
                                                                              • C:\Windows\SysWOW64\timeout.exe
                                                                                timeout 1
                                                                                3⤵
                                                                                  PID:1852
                                                                                • C:\Windows\SysWOW64\timeout.exe
                                                                                  timeout 1
                                                                                  3⤵
                                                                                    PID:1468
                                                                                  • C:\Windows\SysWOW64\timeout.exe
                                                                                    timeout 1
                                                                                    3⤵
                                                                                    • Delays execution with timeout.exe
                                                                                    PID:1580
                                                                                  • C:\Windows\SysWOW64\timeout.exe
                                                                                    timeout 1
                                                                                    3⤵
                                                                                      PID:800
                                                                                    • C:\Windows\SysWOW64\timeout.exe
                                                                                      timeout 1
                                                                                      3⤵
                                                                                        PID:1576
                                                                                      • C:\Windows\SysWOW64\timeout.exe
                                                                                        timeout 1
                                                                                        3⤵
                                                                                          PID:1688
                                                                                        • C:\Windows\SysWOW64\timeout.exe
                                                                                          timeout 1
                                                                                          3⤵
                                                                                          • Delays execution with timeout.exe
                                                                                          PID:1192
                                                                                        • C:\Windows\SysWOW64\timeout.exe
                                                                                          timeout 1
                                                                                          3⤵
                                                                                            PID:1276
                                                                                          • C:\Windows\SysWOW64\timeout.exe
                                                                                            timeout 1
                                                                                            3⤵
                                                                                            • Delays execution with timeout.exe
                                                                                            PID:1728
                                                                                          • C:\Windows\SysWOW64\timeout.exe
                                                                                            timeout 1
                                                                                            3⤵
                                                                                            • Delays execution with timeout.exe
                                                                                            PID:1592
                                                                                          • C:\Windows\SysWOW64\timeout.exe
                                                                                            timeout 1
                                                                                            3⤵
                                                                                            • Delays execution with timeout.exe
                                                                                            PID:1400
                                                                                          • C:\Windows\SysWOW64\timeout.exe
                                                                                            timeout 1
                                                                                            3⤵
                                                                                              PID:1680
                                                                                            • C:\Windows\SysWOW64\timeout.exe
                                                                                              timeout 1
                                                                                              3⤵
                                                                                                PID:1160
                                                                                              • C:\Windows\SysWOW64\timeout.exe
                                                                                                timeout 1
                                                                                                3⤵
                                                                                                • Delays execution with timeout.exe
                                                                                                PID:1388
                                                                                              • C:\Windows\SysWOW64\timeout.exe
                                                                                                timeout 1
                                                                                                3⤵
                                                                                                  PID:2000
                                                                                                • C:\Windows\SysWOW64\timeout.exe
                                                                                                  timeout 1
                                                                                                  3⤵
                                                                                                  • Delays execution with timeout.exe
                                                                                                  PID:792
                                                                                                • C:\Windows\SysWOW64\timeout.exe
                                                                                                  timeout 1
                                                                                                  3⤵
                                                                                                  • Delays execution with timeout.exe
                                                                                                  PID:836
                                                                                                • C:\Windows\SysWOW64\timeout.exe
                                                                                                  timeout 1
                                                                                                  3⤵
                                                                                                    PID:296
                                                                                                  • C:\Windows\SysWOW64\timeout.exe
                                                                                                    timeout 1
                                                                                                    3⤵
                                                                                                      PID:948
                                                                                                    • C:\Windows\SysWOW64\timeout.exe
                                                                                                      timeout 1
                                                                                                      3⤵
                                                                                                      • Delays execution with timeout.exe
                                                                                                      PID:764
                                                                                                    • C:\Windows\SysWOW64\timeout.exe
                                                                                                      timeout 1
                                                                                                      3⤵
                                                                                                      • Delays execution with timeout.exe
                                                                                                      PID:1644
                                                                                                    • C:\Windows\SysWOW64\timeout.exe
                                                                                                      timeout 1
                                                                                                      3⤵
                                                                                                        PID:520
                                                                                                      • C:\Windows\SysWOW64\timeout.exe
                                                                                                        timeout 1
                                                                                                        3⤵
                                                                                                          PID:1832
                                                                                                        • C:\Windows\SysWOW64\timeout.exe
                                                                                                          timeout 1
                                                                                                          3⤵
                                                                                                          • Delays execution with timeout.exe
                                                                                                          PID:672
                                                                                                        • C:\Windows\SysWOW64\timeout.exe
                                                                                                          timeout 1
                                                                                                          3⤵
                                                                                                            PID:564
                                                                                                        • C:\Windows\SysWOW64\cmd.exe
                                                                                                          cmd /c shadow.bat >NUL 2>NUL
                                                                                                          2⤵
                                                                                                          • Suspicious use of WriteProcessMemory
                                                                                                          PID:108
                                                                                                          • C:\Windows\SysWOW64\vssadmin.exe
                                                                                                            vssadmin.exe delete shadows /all /quiet
                                                                                                            3⤵
                                                                                                            • Interacts with shadow copies
                                                                                                            PID:320
                                                                                                      • C:\Windows\system32\vssvc.exe
                                                                                                        C:\Windows\system32\vssvc.exe
                                                                                                        1⤵
                                                                                                        • Suspicious use of AdjustPrivilegeToken
                                                                                                        PID:1632
                                                                                                      • C:\Windows\system32\msiexec.exe
                                                                                                        C:\Windows\system32\msiexec.exe /V
                                                                                                        1⤵
                                                                                                        • Loads dropped DLL
                                                                                                        • Enumerates connected drives
                                                                                                        • Modifies registry class
                                                                                                        • Suspicious behavior: EnumeratesProcesses
                                                                                                        • Suspicious use of AdjustPrivilegeToken
                                                                                                        PID:1096
                                                                                                        • C:\Windows\syswow64\MsiExec.exe
                                                                                                          C:\Windows\syswow64\MsiExec.exe -Embedding 24DC00CEB17BB2DDD9AD52718C8E2EC2
                                                                                                          2⤵
                                                                                                          • Loads dropped DLL
                                                                                                          PID:960
                                                                                                        • C:\Windows\system32\MsiExec.exe
                                                                                                          C:\Windows\system32\MsiExec.exe -Embedding 865CDF519FA7BA2447C1A5A109DC866E
                                                                                                          2⤵
                                                                                                          • Loads dropped DLL
                                                                                                          PID:1396

                                                                                                      Network

                                                                                                      MITRE ATT&CK Enterprise v6

                                                                                                      Replay Monitor

                                                                                                      Loading Replay Monitor...

                                                                                                      Downloads

                                                                                                      • memory/960-120-0x0000000075B31000-0x0000000075B33000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB

                                                                                                      • memory/1096-115-0x000007FEFC391000-0x000007FEFC393000-memory.dmp

                                                                                                        Filesize

                                                                                                        8KB