Overview

overview

10

Static

static

82c8a9e6e9...le.exe

windows7_x64

10

82c8a9e6e9...le.exe

windows10_x64

10

Analysis

  • max time kernel
    152s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    08-12-2021 15:41

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General

  • Target

    82c8a9e6e9cef2aafefe6a828831c7dc1f8d422f8f6c18fef50cc8de32af6f9a.bin.sample.exe

  • Size

    3.2MB

  • MD5

    1c1fb24c14610e74c3b00d62f8b0dc06

  • SHA1

    d49a276e5e55c8fb449b603beac70d7cd37753aa

  • SHA256

    82c8a9e6e9cef2aafefe6a828831c7dc1f8d422f8f6c18fef50cc8de32af6f9a

  • SHA512

    6ece399d5d7a0e5cb78d2db45163c6a99f32437604dd7ce40a6826f7c94d340eff84d777142386274f4d61170dcc0d877f7d733cd9c7843b1b22ae3c6cce540f

Score
10/10
contiransomware

Malware Config

Extracted

Path

C:\readme.txt

Family

conti

Ransom Note
All of your files are currently encrypted by CONTI strain. As you know (if you don't - just "google it"), all of the data that has been encrypted by our software cannot be recovered by any means without contacting our team directly. If you try to use any additional recovery software - the files might be damaged, so if you are willing to try - try it on the data of the lowest value. To make sure that we REALLY CAN get your data back - we offer you to decrypt 2 random files completely free of charge. You can contact our team directly for further instructions through our website : TOR VERSION : (you should download and install TOR browser first https://torproject.org) http://contirec7nchr45rx6ympez5rjldibnqzh7lsa56lvjvaeywhvoj3wad.onion/ZABQk2xlwqLflJWvwNoGlzddhRYvIC9SNpWOrYfrIk2xDRkElNgqed0ljaLiHmLj YOU SHOULD BE AWARE! Just in case, if you try to ignore us. We've downloaded a pack of your internal data and are ready to publish it on out news website if you do not respond. So it will be better for both sides if you contact us as soon as possible. ---BEGIN ID--- ZABQk2xlwqLflJWvwNoGlzddhRYvIC9SNpWOrYfrIk2xDRkElNgqed0ljaLiHmLj ---END ID---
URLs

http://contirec7nchr45rx6ympez5rjldibnqzh7lsa56lvjvaeywhvoj3wad.onion/ZABQk2xlwqLflJWvwNoGlzddhRYvIC9SNpWOrYfrIk2xDRkElNgqed0ljaLiHmLj

Signatures

  • Conti Ransomware

    Ransomware generally thought to be a successor to Ryuk.

    ransomwareconti
  • Modifies extensions of user files 6 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Drops desktop.ini file(s) 38 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\82c8a9e6e9cef2aafefe6a828831c7dc1f8d422f8f6c18fef50cc8de32af6f9a.bin.sample.exe
    "C:\Users\Admin\AppData\Local\Temp\82c8a9e6e9cef2aafefe6a828831c7dc1f8d422f8f6c18fef50cc8de32af6f9a.bin.sample.exe"
    1⤵
    • Modifies extensions of user files
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1128
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{9E6B4C83-E397-4517-8DA9-3484AF0AD84A}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1708
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{9E6B4C83-E397-4517-8DA9-3484AF0AD84A}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1548
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C39B6211-31BD-4714-8535-1220FA86C225}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C39B6211-31BD-4714-8535-1220FA86C225}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1056
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{00CC08EC-00AD-4AA8-AF16-B3F4F224E56A}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1596
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{00CC08EC-00AD-4AA8-AF16-B3F4F224E56A}'" delete
        3⤵
          PID:1688
      • C:\Windows\system32\cmd.exe
        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{9B0FF658-0C54-4EB3-9B69-1DA1FB9B2C27}'" delete
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1476
        • C:\Windows\System32\wbem\WMIC.exe
          C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{9B0FF658-0C54-4EB3-9B69-1DA1FB9B2C27}'" delete
          3⤵
            PID:1808
        • C:\Windows\system32\cmd.exe
          cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{BD3219A2-9723-4FB9-975E-9F39890481B3}'" delete
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1928
          • C:\Windows\System32\wbem\WMIC.exe
            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{BD3219A2-9723-4FB9-975E-9F39890481B3}'" delete
            3⤵
              PID:316
          • C:\Windows\system32\cmd.exe
            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{5106A401-EE5E-40A2-BB45-05B36DB087C7}'" delete
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1736
            • C:\Windows\System32\wbem\WMIC.exe
              C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{5106A401-EE5E-40A2-BB45-05B36DB087C7}'" delete
              3⤵
                PID:1900
            • C:\Windows\system32\cmd.exe
              cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{8183FD06-C119-473D-B4A2-E73D4BF85C63}'" delete
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:1532
              • C:\Windows\System32\wbem\WMIC.exe
                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{8183FD06-C119-473D-B4A2-E73D4BF85C63}'" delete
                3⤵
                  PID:1616
              • C:\Windows\system32\cmd.exe
                cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{AC1A004E-B2DB-49B0-9331-2F2CC053D3DA}'" delete
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:1968
                • C:\Windows\System32\wbem\WMIC.exe
                  C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{AC1A004E-B2DB-49B0-9331-2F2CC053D3DA}'" delete
                  3⤵
                    PID:1832
                • C:\Windows\system32\cmd.exe
                  cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{ADB940AD-0A35-462E-9FEB-ACC3FC9BC5A1}'" delete
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1592
                  • C:\Windows\System32\wbem\WMIC.exe
                    C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{ADB940AD-0A35-462E-9FEB-ACC3FC9BC5A1}'" delete
                    3⤵
                      PID:1956
                  • C:\Windows\system32\cmd.exe
                    cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{7A2524F2-6C16-47EF-938D-0890A33A8DBA}'" delete
                    2⤵
                      PID:1996
                      • C:\Windows\System32\wbem\WMIC.exe
                        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{7A2524F2-6C16-47EF-938D-0890A33A8DBA}'" delete
                        3⤵
                          PID:1640
                      • C:\Windows\system32\cmd.exe
                        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{703828D3-18E3-4962-B702-5FA1F0BACDF6}'" delete
                        2⤵
                          PID:1692
                          • C:\Windows\System32\wbem\WMIC.exe
                            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{703828D3-18E3-4962-B702-5FA1F0BACDF6}'" delete
                            3⤵
                              PID:1216
                          • C:\Windows\system32\cmd.exe
                            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{00AFFCD2-8CEA-41F5-8D20-3B81FD754182}'" delete
                            2⤵
                              PID:1028
                              • C:\Windows\System32\wbem\WMIC.exe
                                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{00AFFCD2-8CEA-41F5-8D20-3B81FD754182}'" delete
                                3⤵
                                  PID:1064
                              • C:\Windows\system32\cmd.exe
                                cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{1FC5D151-5000-4A63-8B37-619EA4D209F3}'" delete
                                2⤵
                                  PID:1080
                                  • C:\Windows\System32\wbem\WMIC.exe
                                    C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{1FC5D151-5000-4A63-8B37-619EA4D209F3}'" delete
                                    3⤵
                                      PID:1700
                                • C:\Windows\system32\vssvc.exe
                                  C:\Windows\system32\vssvc.exe
                                  1⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1104

                                Network

                                MITRE ATT&CK Matrix

                                Replay Monitor

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                                Downloads

                                • memory/316-67-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1028-80-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1056-61-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1064-81-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1080-82-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1128-56-0x0000000000780000-0x00000000007AF000-memory.dmp
                                  Filesize

                                  188KB

                                  Download
                                • memory/1128-57-0x0000000075421000-0x0000000075423000-memory.dmp
                                  Filesize

                                  8KB

                                  Download
                                • memory/1128-55-0x00000000001B0000-0x00000000001B1000-memory.dmp
                                  Filesize

                                  4KB

                                  Download
                                • memory/1216-79-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1476-64-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1532-70-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1548-59-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1592-74-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1596-62-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1616-71-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1640-77-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1688-63-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1692-78-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1700-83-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1708-58-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1736-68-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1808-65-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1832-73-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1900-69-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1928-66-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1956-75-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1968-72-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/1996-76-0x0000000000000000-mapping.dmp
                                  Download
                                • memory/2004-60-0x0000000000000000-mapping.dmp
                                  Download