Resubmissions

10-10-2024 08:25

241010-kbaybasbja 10

10-10-2024 08:23

241010-kaceraxepp 10

Analysis

  • max time kernel
    29s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10-10-2024 08:23

General

  • Target

    222e2b91f5becea8c7c05883e4a58796a1f68628fbb0852b533fed08d8e9b853.exe

  • Size

    224KB

  • MD5

    033acf3b0f699a39becdc71d3e2dddcc

  • SHA1

    5949c404aee552fc8ce29e3bf77bd08e54d37c59

  • SHA256

    222e2b91f5becea8c7c05883e4a58796a1f68628fbb0852b533fed08d8e9b853

  • SHA512

    604ba9e02ec18b8ad1005ec3d86970261925a1d2c198a975387beb62a9711012733b92e7641a5687af835cf1ddb5b6c6d732b33a12387a3a293ca08929f7fb50

  • SSDEEP

    3072:xtsD+K6k7UXP6ih6XULC9GHJkmm8GxTyPGryXdEekUuIiMi:4D+33P6Y6XGpY8G5yore3u5Mi

Malware Config

Signatures

  • Meow

    A ransomware that wipes unsecured databases first seen in Mid 2020.

  • Renames multiple (7812) files with added filename extension

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

  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops desktop.ini file(s) 45 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\222e2b91f5becea8c7c05883e4a58796a1f68628fbb0852b533fed08d8e9b853.exe
    "C:\Users\Admin\AppData\Local\Temp\222e2b91f5becea8c7c05883e4a58796a1f68628fbb0852b533fed08d8e9b853.exe"
    1⤵
    • Drops startup file
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2656
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C0A7565B-A19F-4402-9B8C-EE58F5677206}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2740
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C0A7565B-A19F-4402-9B8C-EE58F5677206}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2564
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{4EEC8685-DBBC-40B7-83F7-EBE9F961E50A}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3040
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{4EEC8685-DBBC-40B7-83F7-EBE9F961E50A}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2244
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{D3EF019B-3827-46D5-AAE6-7A5F9B72E352}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:656
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{D3EF019B-3827-46D5-AAE6-7A5F9B72E352}'" delete
        3⤵
          PID:1096
      • C:\Windows\system32\cmd.exe
        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C46025E1-89AE-4E89-A6B2-627BD36BEBA7}'" delete
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1872
        • C:\Windows\System32\wbem\WMIC.exe
          C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C46025E1-89AE-4E89-A6B2-627BD36BEBA7}'" delete
          3⤵
            PID:2956
        • C:\Windows\system32\cmd.exe
          cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{7FEB2B6D-C65D-4F8B-96F4-5C290BF1392E}'" delete
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2028
          • C:\Windows\System32\wbem\WMIC.exe
            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{7FEB2B6D-C65D-4F8B-96F4-5C290BF1392E}'" delete
            3⤵
              PID:1532
          • C:\Windows\system32\cmd.exe
            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{38024B4B-EA00-4E0B-9254-7847544CB184}'" delete
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2440
            • C:\Windows\System32\wbem\WMIC.exe
              C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{38024B4B-EA00-4E0B-9254-7847544CB184}'" delete
              3⤵
                PID:2448
            • C:\Windows\system32\cmd.exe
              cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{070F76DF-8D94-4D9C-8D5E-8288E6D99D33}'" delete
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:484
              • C:\Windows\System32\wbem\WMIC.exe
                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{070F76DF-8D94-4D9C-8D5E-8288E6D99D33}'" delete
                3⤵
                  PID:1988
              • C:\Windows\system32\cmd.exe
                cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{0DBC292F-1D3D-47BB-98CD-05C9763CDD70}'" delete
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:2904
                • C:\Windows\System32\wbem\WMIC.exe
                  C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{0DBC292F-1D3D-47BB-98CD-05C9763CDD70}'" delete
                  3⤵
                    PID:840
                • C:\Windows\system32\cmd.exe
                  cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{BFDEA41B-0C5B-4A69-8904-D0D8C8B4BD52}'" delete
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1900
                  • C:\Windows\System32\wbem\WMIC.exe
                    C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{BFDEA41B-0C5B-4A69-8904-D0D8C8B4BD52}'" delete
                    3⤵
                      PID:2156
                  • C:\Windows\system32\cmd.exe
                    cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{661ADE96-9D98-4439-A4A3-21497C149A84}'" delete
                    2⤵
                      PID:2616
                      • C:\Windows\System32\wbem\WMIC.exe
                        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{661ADE96-9D98-4439-A4A3-21497C149A84}'" delete
                        3⤵
                          PID:1208
                      • C:\Windows\system32\cmd.exe
                        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{49F9E8B9-5C23-4EFC-922F-403BF3CF1CD8}'" delete
                        2⤵
                          PID:2360
                          • C:\Windows\System32\wbem\WMIC.exe
                            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{49F9E8B9-5C23-4EFC-922F-403BF3CF1CD8}'" delete
                            3⤵
                              PID:1508
                          • C:\Windows\system32\cmd.exe
                            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{B00B17C0-9080-4AFD-B9FE-5625D3C964B6}'" delete
                            2⤵
                              PID:2112
                              • C:\Windows\System32\wbem\WMIC.exe
                                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{B00B17C0-9080-4AFD-B9FE-5625D3C964B6}'" delete
                                3⤵
                                  PID:1772
                              • C:\Windows\system32\cmd.exe
                                cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{B42A6924-C6F8-405C-A922-10D4551D692A}'" delete
                                2⤵
                                  PID:2176
                                  • C:\Windows\System32\wbem\WMIC.exe
                                    C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{B42A6924-C6F8-405C-A922-10D4551D692A}'" delete
                                    3⤵
                                      PID:2976
                                  • C:\Windows\system32\cmd.exe
                                    cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{4EE259E2-D2AC-45D1-9714-41C32E03FEA5}'" delete
                                    2⤵
                                      PID:2096
                                      • C:\Windows\System32\wbem\WMIC.exe
                                        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{4EE259E2-D2AC-45D1-9714-41C32E03FEA5}'" delete
                                        3⤵
                                          PID:2132
                                      • C:\Windows\system32\cmd.exe
                                        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{06EF4E8E-D39F-475F-AFE4-9F81C5C17F7B}'" delete
                                        2⤵
                                          PID:1316
                                          • C:\Windows\System32\wbem\WMIC.exe
                                            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{06EF4E8E-D39F-475F-AFE4-9F81C5C17F7B}'" delete
                                            3⤵
                                              PID:2328
                                          • C:\Windows\system32\cmd.exe
                                            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{B30B3BC9-99AA-45F9-A653-DBB54ECA8A3A}'" delete
                                            2⤵
                                              PID:928
                                              • C:\Windows\System32\wbem\WMIC.exe
                                                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{B30B3BC9-99AA-45F9-A653-DBB54ECA8A3A}'" delete
                                                3⤵
                                                  PID:1732
                                              • C:\Windows\system32\cmd.exe
                                                cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{BD7099CD-3DAF-4D00-874E-B6365BD7580B}'" delete
                                                2⤵
                                                  PID:824
                                                  • C:\Windows\System32\wbem\WMIC.exe
                                                    C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{BD7099CD-3DAF-4D00-874E-B6365BD7580B}'" delete
                                                    3⤵
                                                      PID:2076
                                                  • C:\Windows\system32\cmd.exe
                                                    cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{AA251BFA-C949-4FDE-98A2-277792D6DA8E}'" delete
                                                    2⤵
                                                      PID:1804
                                                      • C:\Windows\System32\wbem\WMIC.exe
                                                        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{AA251BFA-C949-4FDE-98A2-277792D6DA8E}'" delete
                                                        3⤵
                                                          PID:1956
                                                    • C:\Windows\system32\vssvc.exe
                                                      C:\Windows\system32\vssvc.exe
                                                      1⤵
                                                      • Suspicious use of AdjustPrivilegeToken
                                                      PID:2708

                                                    Network

                                                    MITRE ATT&CK Enterprise v15

                                                    Replay Monitor

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                                                    Downloads

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

                                                      Filesize

                                                      16KB

                                                      MD5

                                                      a55db6906df9fce8c9143ae77667b484

                                                      SHA1

                                                      8ae0329ad3c6de786f63a830440adc084e02adff

                                                      SHA256

                                                      6fa7bb1e97a6145c4f47634b092ace66bbb77085b23f95ebabf3dddbefef740a

                                                      SHA512

                                                      a860225d86dc78bdbbb51aa1cee1372d10047e170468fb6796c50992645ca9253399d6e6374d39ea96a1983980684d2216aff1b0c32300e2eaf91cb3a3ef5953