Analysis

  • max time kernel
    137s
  • max time network
    158s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 23:35

General

  • Target

    7a5e20e021dc29a07cad61f4d0bdb98e22749f13c3ace58220bfe978908bb7e9.exe

  • Size

    379KB

  • MD5

    5a44e1d5691ec9395281123ea0bd501f

  • SHA1

    64566d5049479227d2eff3d983b127c0339974cd

  • SHA256

    7a5e20e021dc29a07cad61f4d0bdb98e22749f13c3ace58220bfe978908bb7e9

  • SHA512

    55d85e77f70f25bae6cf8bbf5dd787d5771c2e38e99461b608f6375be9cb0b1031f3c0268b82eb03db05eb88ce37d5f37afbfc69ab0c4f90791a706013b168c8

Malware Config

Extracted

Path

C:\Documents and Settings\WANNA_RECOVER_KOXIC_FILEZ_IHLCL.txt

Ransom Note
Hello, all your important files are encrypted and sensitive data leaked. To decrypt your files and avoid other unpleasant things you need to buy special decryption tool. Contact us via [email protected] or [email protected] and tell your UserID. This is the only way to decrypt your files and avoid publi? disclosure of data . Do not try to use third party software (it may corrupt your files). We respect black market rules. We can confirm the ability to decrypt your files (and of course the evidence of the leak ), Send us several unimportant files (do not try to deceive us). Your UserID (send it to us for decryption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

Signatures

  • Koxic

    A C++ written ransomware first seen in late 2021.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Disables taskbar notifications via registry modification
  • Windows security modification 2 TTPs 8 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Interacts with shadow copies 2 TTPs 1 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a5e20e021dc29a07cad61f4d0bdb98e22749f13c3ace58220bfe978908bb7e9.exe
    "C:\Users\Admin\AppData\Local\Temp\7a5e20e021dc29a07cad61f4d0bdb98e22749f13c3ace58220bfe978908bb7e9.exe"
    1⤵
    • Windows security modification
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c taskkill /F /IM MSASCuiL.exe taskkill /F /IM MSMpeng.exe taskkill /F /IM msseces.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3700
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /F /IM MSASCuiL.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1092
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c vssadmin delete shadows /all /quiet sc config browser sc config browser start=enabled sc stop vss sc config vss start=disabled sc stop MongoDB sc config MongoDB start=disabled sc stop SQLWriter sc config SQLWriter start=disabled sc stop MSSQLServerOLAPService sc config MSSQLServerOLAPService start=disabled sc stop MSSQLSERVER sc config MSSQLSERVER start=disabled sc stop MSSQL$SQLEXPRESS sc config MSSQL$SQLEXPRESS start=disabled sc stop ReportServer sc config ReportServer start=disabled sc stop OracleServiceORCL sc config OracleServiceORCL start=disabled sc stop OracleDBConsoleorcl sc config OracleDBConsoleorcl start=disabled sc stop OracleMTSRecoveryService sc config OracleMTSRecoveryService start=disabled sc stop OracleVssWriterORCL sc config OracleVssWriterORCL start=disabled sc stop MySQL sc config MySQL start=disabled
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4080
      • C:\Windows\SysWOW64\vssadmin.exe
        vssadmin delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:1112
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c "echo OS INFO: > %TEMP%\KLHWARDQM"
      2⤵
        PID:376
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c "wmic OS get Caption,CSDVersion,OSArchitecture,Version >> %TEMP%\KLHWARDQM"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:748
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic OS get Caption,CSDVersion,OSArchitecture,Version
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1564
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c "echo BIOS INFO: >> %TEMP%\KLHWARDQM"
        2⤵
          PID:2528
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c "wmic BIOS get Manufacturer, Name, SMBIOSBIOSVersion, Version >> %TEMP%\KLHWARDQM"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2356
          • C:\Windows\SysWOW64\Wbem\WMIC.exe
            wmic BIOS get Manufacturer, Name, SMBIOSBIOSVersion, Version
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2168
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c "echo CPU INFO: >> %TEMP%\KLHWARDQM"
          2⤵
            PID:4084
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c "wmic CPU get Name, NumberOfCores, NumberOfLogicalProcessors >> %TEMP%\KLHWARDQM"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3160
            • C:\Windows\SysWOW64\Wbem\WMIC.exe
              wmic CPU get Name, NumberOfCores, NumberOfLogicalProcessors
              3⤵
                PID:3060
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c "echo MEMPHYSICAL INFO: >> %TEMP%\KLHWARDQM"
              2⤵
                PID:3128
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c "wmic MEMPHYSICAL get MaxCapacity >> %TEMP%\KLHWARDQM"
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:2984
                • C:\Windows\SysWOW64\Wbem\WMIC.exe
                  wmic MEMPHYSICAL get MaxCapacity
                  3⤵
                    PID:2076
                • C:\Windows\SysWOW64\cmd.exe
                  cmd /c "echo MEMORYCHIP: INFO >> %TEMP%\KLHWARDQM"
                  2⤵
                    PID:3684
                  • C:\Windows\SysWOW64\cmd.exe
                    cmd /c "wmic MEMORYCHIP get Capacity, DeviceLocator, PartNumber, Tag >> %TEMP%\KLHWARDQM"
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3308
                    • C:\Windows\SysWOW64\Wbem\WMIC.exe
                      wmic MEMORYCHIP get Capacity, DeviceLocator, PartNumber, Tag
                      3⤵
                        PID:2184
                    • C:\Windows\SysWOW64\cmd.exe
                      cmd /c "echo NIC INFO: >> %TEMP%\KLHWARDQM"
                      2⤵
                        PID:980
                      • C:\Windows\SysWOW64\cmd.exe
                        cmd /c "wmic NIC get Description, MACAddress, NetEnabled, Speed >> %TEMP%\KLHWARDQM"
                        2⤵
                        • Suspicious use of WriteProcessMemory
                        PID:1172
                        • C:\Windows\SysWOW64\Wbem\WMIC.exe
                          wmic NIC get Description, MACAddress, NetEnabled, Speed
                          3⤵
                            PID:812
                        • C:\Windows\SysWOW64\cmd.exe
                          cmd /c "echo DISKDRIVE INFO: >> %TEMP%\KLHWARDQM"
                          2⤵
                            PID:3772
                          • C:\Windows\SysWOW64\cmd.exe
                            cmd /c "wmic DISKDRIVE get InterfaceType, Name, Size, Status >> %TEMP%\KLHWARDQM"
                            2⤵
                              PID:1252
                              • C:\Windows\SysWOW64\Wbem\WMIC.exe
                                wmic DISKDRIVE get InterfaceType, Name, Size, Status
                                3⤵
                                  PID:1484
                              • C:\Windows\SysWOW64\cmd.exe
                                cmd /c "echo USERACCOUNT INFO: >> %TEMP%\KLHWARDQM"
                                2⤵
                                  PID:1028
                                • C:\Windows\SysWOW64\cmd.exe
                                  cmd /c "wmic USERACCOUNT get Caption, Name, PasswordRequired, Status >> %TEMP%\KLHWARDQM"
                                  2⤵
                                    PID:1412
                                    • C:\Windows\SysWOW64\Wbem\WMIC.exe
                                      wmic USERACCOUNT get Caption, Name, PasswordRequired, Status
                                      3⤵
                                        PID:1564
                                    • C:\Windows\SysWOW64\cmd.exe
                                      cmd /c "echo IPCONFIG: >> %TEMP%\KLHWARDQM"
                                      2⤵
                                        PID:2036
                                      • C:\Windows\SysWOW64\cmd.exe
                                        cmd /c "ipconfig >> %TEMP%\KLHWARDQM"
                                        2⤵
                                          PID:2120
                                          • C:\Windows\SysWOW64\ipconfig.exe
                                            ipconfig
                                            3⤵
                                            • Gathers network information
                                            PID:2168
                                        • C:\Windows\SysWOW64\cmd.exe
                                          cmd /c "echo DATABASES FILES: >> %TEMP%\KLHWARDQM"
                                          2⤵
                                            PID:1820
                                        • C:\Windows\system32\vssvc.exe
                                          C:\Windows\system32\vssvc.exe
                                          1⤵
                                          • Suspicious use of AdjustPrivilegeToken
                                          PID:2128

                                        Network

                                        MITRE ATT&CK Enterprise v6

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          887ae0db192785398c154a027c858317

                                          SHA1

                                          9e1258a3444e7f54d4a2b23bec0c020d67f285b6

                                          SHA256

                                          9841fc54844c86d073907913cfd2fccc49d13db491e790c6aeb30b7159e62bf5

                                          SHA512

                                          65364e8797ecc23d9eac18cfe0c1393e9429ee15cde33b7b936c917608196da7bf53ba7c21d9bb637c9a91797eb58a4dbb2346dc4bd9e6c947a711b381dfcb76

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          fe1f5baac0c9c57e000f0b6893756a21

                                          SHA1

                                          9c10748ecaa3905c40c902add707423d73d4ae09

                                          SHA256

                                          6cb0bdecbb75635586f36934b07f790081f4379be12afc40336f8728eebfd9d7

                                          SHA512

                                          b5ebe05e180b70f59a2ead7a901a469259bfed7f422222b6948ad5303951ea053fb4871f4f27f1709145e9e796c40480eb37fba85fa7aea3756fdb6450f8c973

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          fe1f5baac0c9c57e000f0b6893756a21

                                          SHA1

                                          9c10748ecaa3905c40c902add707423d73d4ae09

                                          SHA256

                                          6cb0bdecbb75635586f36934b07f790081f4379be12afc40336f8728eebfd9d7

                                          SHA512

                                          b5ebe05e180b70f59a2ead7a901a469259bfed7f422222b6948ad5303951ea053fb4871f4f27f1709145e9e796c40480eb37fba85fa7aea3756fdb6450f8c973

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          939c9e3c24b2bbfce9481e0f93161314

                                          SHA1

                                          6ae00d847e39b81322b2bd811b404a8eea6f6bbf

                                          SHA256

                                          1ec908abfd3ebc4d6bfbccbe7804967a902dc9f33d86efe01c0d6599c8eb96c8

                                          SHA512

                                          a5dfac17d09dbbd509a0e1384f93e7b918d457d96838b6d6fa1e987f40a299a3033aaa49173f92335b2c69d60796ea6df2e87396e50717eb91f67a9e529d4b25

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          939c9e3c24b2bbfce9481e0f93161314

                                          SHA1

                                          6ae00d847e39b81322b2bd811b404a8eea6f6bbf

                                          SHA256

                                          1ec908abfd3ebc4d6bfbccbe7804967a902dc9f33d86efe01c0d6599c8eb96c8

                                          SHA512

                                          a5dfac17d09dbbd509a0e1384f93e7b918d457d96838b6d6fa1e987f40a299a3033aaa49173f92335b2c69d60796ea6df2e87396e50717eb91f67a9e529d4b25

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          9f1031d3d358291f8aa365cdabc62caa

                                          SHA1

                                          0461c9a737817d42067f5501285287fc31a75829

                                          SHA256

                                          47a6222d9263aa5d15140456277b69988f90faec312cca62697c00a6a4f6a179

                                          SHA512

                                          15b33a0a4ae931c0f2046b05184b7a49bada17ed888d50ef2beb67ec67b2ceb6d4d6f63f2f242b88fd4e8f9f97db73b6ef3e92fdf9dc0cf278fdcc9fb8df6dba

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          e5063f8c24b17f86f75e7210e31d4ae4

                                          SHA1

                                          92c47a085bf46e0fa8f5c374ce21b6839c9c9bbd

                                          SHA256

                                          cbe64f5f0dc7b2098137d2cf11a535bbfc9806eb94f7289955e1ac5e7db358df

                                          SHA512

                                          eefff9a7f2a1867bd8f38680b08c45b7300b7f60586c55c621004b7baaf61d5662230a2afaf1d51acee165f617952b6c2ff55f7449841ae6af64be37092a7005

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          15115f7a7c6cfaa3d543c945eab674e8

                                          SHA1

                                          d48394c27046cd455ac78cec54eaf1d0e33e352c

                                          SHA256

                                          b87d7d297c65e29aea0ecc0c0ea6c986759f43a2f62a9b366ed5606994ab1472

                                          SHA512

                                          43345aeed683bccd97a0d5203b517e7245af0582fb73df1b6806819d796973ecbd4c6b057da84e0a07c47b02446f71176cbfd151a16436ea797ecec71c973b41

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          15115f7a7c6cfaa3d543c945eab674e8

                                          SHA1

                                          d48394c27046cd455ac78cec54eaf1d0e33e352c

                                          SHA256

                                          b87d7d297c65e29aea0ecc0c0ea6c986759f43a2f62a9b366ed5606994ab1472

                                          SHA512

                                          43345aeed683bccd97a0d5203b517e7245af0582fb73df1b6806819d796973ecbd4c6b057da84e0a07c47b02446f71176cbfd151a16436ea797ecec71c973b41

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          4f2739444101f387b1aa7174bc9b9a48

                                          SHA1

                                          cdbd86b7ecadec8a07495fe68aaf4d20ba555c08

                                          SHA256

                                          180d7908d52e06c5b0c82d0c45ddd103a213070f34890d6281efd5f944b1b05a

                                          SHA512

                                          c56d829d8f405c60872c122f610247aaf3c22f875569a06dd68bd219f93d4bcd1f512b45605efa7d433421da41150aa0ee533d6792b7bc038c2db0fb61c9e314

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          4f2739444101f387b1aa7174bc9b9a48

                                          SHA1

                                          cdbd86b7ecadec8a07495fe68aaf4d20ba555c08

                                          SHA256

                                          180d7908d52e06c5b0c82d0c45ddd103a213070f34890d6281efd5f944b1b05a

                                          SHA512

                                          c56d829d8f405c60872c122f610247aaf3c22f875569a06dd68bd219f93d4bcd1f512b45605efa7d433421da41150aa0ee533d6792b7bc038c2db0fb61c9e314

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          93c7ae0227551011328bc4648319179b

                                          SHA1

                                          a620b943781e770bcbd8227b3a5f42a6f3c9d2bd

                                          SHA256

                                          6462b607e94f6b4f9ad589dcf5ebaf7c3b3ef03d6abb64b50a5b65ad71e3d76b

                                          SHA512

                                          09a340bef8c227c65b6c04913f1a860983feddb242f69c2804bde0e1cddc019f73341df818bf826e353f4ed6cc917be5dd38bbd257306e41553867de0d7af80b

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          93c7ae0227551011328bc4648319179b

                                          SHA1

                                          a620b943781e770bcbd8227b3a5f42a6f3c9d2bd

                                          SHA256

                                          6462b607e94f6b4f9ad589dcf5ebaf7c3b3ef03d6abb64b50a5b65ad71e3d76b

                                          SHA512

                                          09a340bef8c227c65b6c04913f1a860983feddb242f69c2804bde0e1cddc019f73341df818bf826e353f4ed6cc917be5dd38bbd257306e41553867de0d7af80b

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          a0a88df4c48842adea84cccc90096623

                                          SHA1

                                          d6468dc7c58564910627748a0a8bfe945efeef26

                                          SHA256

                                          f1c220d8509e4945278b01d69d6040c12e378c8c19bf97602fef26c9257f9700

                                          SHA512

                                          1cbd92826c43f61710dc6932a80f9bfd6b06a3a1df72a18196e120a216da740fb6459c0b93ebd82fce562e16582e6889a46a6fb0dc3660931bd80999db994377

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          a0a88df4c48842adea84cccc90096623

                                          SHA1

                                          d6468dc7c58564910627748a0a8bfe945efeef26

                                          SHA256

                                          f1c220d8509e4945278b01d69d6040c12e378c8c19bf97602fef26c9257f9700

                                          SHA512

                                          1cbd92826c43f61710dc6932a80f9bfd6b06a3a1df72a18196e120a216da740fb6459c0b93ebd82fce562e16582e6889a46a6fb0dc3660931bd80999db994377

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          76298b8d34293a5ba79a1f6050f15241

                                          SHA1

                                          36bb00dbb59392a3b579e27a7b82fae7302283df

                                          SHA256

                                          8b50b42f423b09c3b11c163256aae5833b1c96ef2cc5f0a6784d083fb9b5986b

                                          SHA512

                                          b10f3c99cb08b403aab06dde5244fbc5f58207ecffe049d6f726e53ee8f8c41f2c3d3ba653e6de338d6f43cb48d82c62437c39b90c546350ad97ca22aed5c036

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          76298b8d34293a5ba79a1f6050f15241

                                          SHA1

                                          36bb00dbb59392a3b579e27a7b82fae7302283df

                                          SHA256

                                          8b50b42f423b09c3b11c163256aae5833b1c96ef2cc5f0a6784d083fb9b5986b

                                          SHA512

                                          b10f3c99cb08b403aab06dde5244fbc5f58207ecffe049d6f726e53ee8f8c41f2c3d3ba653e6de338d6f43cb48d82c62437c39b90c546350ad97ca22aed5c036

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          3c8ee9258b7a594eba87d9da62e283ec

                                          SHA1

                                          61b429b00d56d9b5aaa29a643f251e2b57d11ab9

                                          SHA256

                                          cce9d3ce333bff07624eedd279905733ec8f3b49f37ce7fb4737296cdf8b076c

                                          SHA512

                                          6e5f40ee7f497a62db44c987ed4cbd781f6a8380b5cbcbc5329780be052f97af1c38a9703e95640aef146cd20458ccef74d0aee0695f63ae1a2b1836f9aebae0

                                        • C:\Users\Admin\AppData\Local\Temp\KLHWARDQM

                                          MD5

                                          11b2a3521b0fae7efc1f3507daf469a8

                                          SHA1

                                          ee140068d7c16aa6eef2000c06cb72f224eecc10

                                          SHA256

                                          0d08ccde9bfed1346858f6232c1ce13edc618bcb0f9a42024092a61fa3b0ba8c

                                          SHA512

                                          c5ada6c488aad0c6e3ce95dfefe8fc6f440640e816bf8843cc62b4fb28c5acb5851ee96b0ff3ab5fb2738da98c1d461e5c952b06f2fe152ee1255aad20c0574a