Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    30-05-2024 07:17

General

  • Target

    842d24a87f37357e745898426cf8cc999e6d855c3a5b817b614077bf1984f672.exe

  • Size

    394KB

  • MD5

    018efa1e87a337c4e3ae15a703fbd79c

  • SHA1

    f2f75e3b4348fe983df1363138694a61c8fd526f

  • SHA256

    842d24a87f37357e745898426cf8cc999e6d855c3a5b817b614077bf1984f672

  • SHA512

    3c29f37d0dbea495adf0429fe36175a65b9181c40e0631c2ab619999188719b577026344c1d0796da39c8e531fc29d2a339b163c93846c90d1abdd64424a83ee

  • SSDEEP

    12288:0UIDaXY9vLxFE9sI3kxp+qGlyy3Q9TRwnVLfbnG:TXQzI9t3og+9F+LDnG

Malware Config

Extracted

Path

C:\Program Files (x86)\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://contirecj4hbzmyzuydyzrvm2c65blmvhoj2cvf25zqj2dwrrqcq5oad.onion/ HTTPS VERSION : https://contirecovery.best 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--- NGBLkwijAegkq3C3xM82tjtd5OMQWHXs5gSTaPE2NjhTYW5JemjqvAudeJQyoWQ6 ---END ID---
URLs

http://contirecj4hbzmyzuydyzrvm2c65blmvhoj2cvf25zqj2dwrrqcq5oad.onion/

https://contirecovery.best

Signatures

  • Conti Ransomware

    Ransomware generally thought to be a successor to Ryuk.

  • Renames multiple (8008) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • 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) 46 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\842d24a87f37357e745898426cf8cc999e6d855c3a5b817b614077bf1984f672.exe
    "C:\Users\Admin\AppData\Local\Temp\842d24a87f37357e745898426cf8cc999e6d855c3a5b817b614077bf1984f672.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{1EB36893-6247-4676-A4E6-65109583EE79}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2604
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{1EB36893-6247-4676-A4E6-65109583EE79}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2524
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{480A1D8D-9C53-4755-B770-37B63D78E4EA}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2652
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{480A1D8D-9C53-4755-B770-37B63D78E4EA}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2600
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{3886C577-84B0-4A7E-AECA-0A6206796E38}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2508
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{3886C577-84B0-4A7E-AECA-0A6206796E38}'" delete
        3⤵
          PID:2564
      • C:\Windows\system32\cmd.exe
        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{CAD67C69-A0A4-4DF8-8DAD-1927CD8F5784}'" delete
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2936
        • C:\Windows\System32\wbem\WMIC.exe
          C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{CAD67C69-A0A4-4DF8-8DAD-1927CD8F5784}'" delete
          3⤵
            PID:2412
        • C:\Windows\system32\cmd.exe
          cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{661B06ED-2433-4E13-BBE8-9658F03882A7}'" delete
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2780
          • C:\Windows\System32\wbem\WMIC.exe
            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{661B06ED-2433-4E13-BBE8-9658F03882A7}'" delete
            3⤵
              PID:2796
          • C:\Windows\system32\cmd.exe
            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{B0B2EEE5-345D-40E0-B2CF-114B187C4F4C}'" delete
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2944
            • C:\Windows\System32\wbem\WMIC.exe
              C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{B0B2EEE5-345D-40E0-B2CF-114B187C4F4C}'" delete
              3⤵
                PID:2948
            • C:\Windows\system32\cmd.exe
              cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{94167452-BB81-493A-ADBD-CDC5D3F7D29C}'" delete
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:1084
              • C:\Windows\System32\wbem\WMIC.exe
                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{94167452-BB81-493A-ADBD-CDC5D3F7D29C}'" delete
                3⤵
                  PID:2384
              • C:\Windows\system32\cmd.exe
                cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{7F6D4E93-6752-4D9B-ADFA-E5E62EBDC1B4}'" delete
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:1576
                • C:\Windows\System32\wbem\WMIC.exe
                  C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{7F6D4E93-6752-4D9B-ADFA-E5E62EBDC1B4}'" delete
                  3⤵
                    PID:1376
                • C:\Windows\system32\cmd.exe
                  cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{1F556D70-BEE5-4ADC-8BFB-A19E6A1FA2F6}'" delete
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1588
                  • C:\Windows\System32\wbem\WMIC.exe
                    C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{1F556D70-BEE5-4ADC-8BFB-A19E6A1FA2F6}'" delete
                    3⤵
                      PID:532
                  • C:\Windows\system32\cmd.exe
                    cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{D792C7C2-194C-4CB0-9485-982F81F8E9EB}'" delete
                    2⤵
                      PID:492
                      • C:\Windows\System32\wbem\WMIC.exe
                        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{D792C7C2-194C-4CB0-9485-982F81F8E9EB}'" delete
                        3⤵
                          PID:1320
                      • C:\Windows\system32\cmd.exe
                        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{7A3E4DA9-F0C7-4FC9-BD60-49CDBC3C6B1E}'" delete
                        2⤵
                          PID:1100
                          • C:\Windows\System32\wbem\WMIC.exe
                            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{7A3E4DA9-F0C7-4FC9-BD60-49CDBC3C6B1E}'" delete
                            3⤵
                              PID:1664
                          • C:\Windows\system32\cmd.exe
                            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{5A6AB4E9-0191-40A5-BCAE-D11F24F881AE}'" delete
                            2⤵
                              PID:1124
                              • C:\Windows\System32\wbem\WMIC.exe
                                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{5A6AB4E9-0191-40A5-BCAE-D11F24F881AE}'" delete
                                3⤵
                                  PID:1312
                              • C:\Windows\system32\cmd.exe
                                cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{FAB154F6-FF53-4F40-8F0B-E8F39DB0727F}'" delete
                                2⤵
                                  PID:2244
                                  • C:\Windows\System32\wbem\WMIC.exe
                                    C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{FAB154F6-FF53-4F40-8F0B-E8F39DB0727F}'" delete
                                    3⤵
                                      PID:2004
                                  • C:\Windows\system32\cmd.exe
                                    cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{A436AF2F-9DCC-4F44-B0DA-E4A15F6F540D}'" delete
                                    2⤵
                                      PID:2872
                                      • C:\Windows\System32\wbem\WMIC.exe
                                        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{A436AF2F-9DCC-4F44-B0DA-E4A15F6F540D}'" delete
                                        3⤵
                                          PID:2092
                                      • C:\Windows\system32\cmd.exe
                                        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{B8867B64-F7EC-4F10-9C45-0EA6B0E00D9A}'" delete
                                        2⤵
                                          PID:2880
                                          • C:\Windows\System32\wbem\WMIC.exe
                                            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{B8867B64-F7EC-4F10-9C45-0EA6B0E00D9A}'" delete
                                            3⤵
                                              PID:2256
                                          • C:\Windows\system32\cmd.exe
                                            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{7472A78A-6C26-41F6-8120-FCBD08E71522}'" delete
                                            2⤵
                                              PID:772
                                              • C:\Windows\System32\wbem\WMIC.exe
                                                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{7472A78A-6C26-41F6-8120-FCBD08E71522}'" delete
                                                3⤵
                                                  PID:2444
                                              • C:\Windows\system32\cmd.exe
                                                cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{1AE80326-28F5-43A1-B346-C4CB448BC8E6}'" delete
                                                2⤵
                                                  PID:1400
                                                  • C:\Windows\System32\wbem\WMIC.exe
                                                    C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{1AE80326-28F5-43A1-B346-C4CB448BC8E6}'" delete
                                                    3⤵
                                                      PID:2356
                                                • C:\Windows\system32\vssvc.exe
                                                  C:\Windows\system32\vssvc.exe
                                                  1⤵
                                                  • Suspicious use of AdjustPrivilegeToken
                                                  PID:2756

                                                Network

                                                MITRE ATT&CK Enterprise v15

                                                Replay Monitor

                                                Loading Replay Monitor...

                                                Downloads

                                                • C:\Program Files (x86)\readme.txt

                                                  Filesize

                                                  1KB

                                                  MD5

                                                  8bd80b4e88364cfa1dd85753159afabc

                                                  SHA1

                                                  eebd4ab00679d407fd28887b5d86c55974f17f73

                                                  SHA256

                                                  77cb9d145043eaa063aba4768a3c905923536dcb2e610e3a0516871c5634a0cc

                                                  SHA512

                                                  1c0086937e699d02923aeb2f3ea60e21cb51e8d9ce888bb88652c22af4cc1beda0ffc475904c4485bf01d32556efdbd2af18c9b436b98c34a652e6e0e9b8e2e9

                                                • memory/1644-3985-0x0000000000400000-0x000000000044E000-memory.dmp

                                                  Filesize

                                                  312KB

                                                • memory/1644-1-0x0000000000400000-0x000000000044E000-memory.dmp

                                                  Filesize

                                                  312KB

                                                • memory/1644-4-0x0000000000350000-0x000000000038C000-memory.dmp

                                                  Filesize

                                                  240KB

                                                • memory/1644-2-0x0000000000400000-0x000000000044E000-memory.dmp

                                                  Filesize

                                                  312KB

                                                • memory/1644-12349-0x0000000000350000-0x000000000038C000-memory.dmp

                                                  Filesize

                                                  240KB

                                                • memory/1644-5-0x0000000000401000-0x0000000000428000-memory.dmp

                                                  Filesize

                                                  156KB

                                                • memory/1644-3-0x0000000000230000-0x0000000000231000-memory.dmp

                                                  Filesize

                                                  4KB

                                                • memory/1644-0-0x0000000000400000-0x000000000044E000-memory.dmp

                                                  Filesize

                                                  312KB

                                                • memory/1644-6-0x0000000000400000-0x000000000044E000-memory.dmp

                                                  Filesize

                                                  312KB

                                                • memory/1644-12353-0x0000000000401000-0x0000000000428000-memory.dmp

                                                  Filesize

                                                  156KB

                                                • memory/1644-17749-0x0000000000400000-0x000000000044E000-memory.dmp

                                                  Filesize

                                                  312KB

                                                • memory/1644-17750-0x0000000000400000-0x000000000044E000-memory.dmp

                                                  Filesize

                                                  312KB

                                                • memory/1644-17753-0x0000000000400000-0x000000000044E000-memory.dmp

                                                  Filesize

                                                  312KB

                                                • memory/1644-17754-0x0000000000400000-0x000000000044E000-memory.dmp

                                                  Filesize

                                                  312KB

                                                • memory/1644-17755-0x0000000000350000-0x000000000038C000-memory.dmp

                                                  Filesize

                                                  240KB

                                                • memory/1644-17756-0x0000000000401000-0x0000000000428000-memory.dmp

                                                  Filesize

                                                  156KB