Resubmissions

10-10-2024 08:25

241010-kbaybasbja 10

10-10-2024 08:23

241010-kaceraxepp 10

Analysis

  • max time kernel
    33s
  • max time network
    37s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    10-10-2024 08:25

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 (8026) 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) 46 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:1760
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{E069A50B-4677-4EFC-BBA4-0B146896D635}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2036
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{E069A50B-4677-4EFC-BBA4-0B146896D635}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2740
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{D2AAF6AE-BF4D-45CD-A04C-0BEFD44E7053}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2820
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{D2AAF6AE-BF4D-45CD-A04C-0BEFD44E7053}'" delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2904
    • C:\Windows\system32\cmd.exe
      cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C1326537-1510-4283-A8A8-5E899D2D7407}'" delete
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2704
      • C:\Windows\System32\wbem\WMIC.exe
        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C1326537-1510-4283-A8A8-5E899D2D7407}'" delete
        3⤵
          PID:1388
      • C:\Windows\system32\cmd.exe
        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{EA740D83-F31E-4066-9A9F-562BB0076E47}'" delete
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2232
        • C:\Windows\System32\wbem\WMIC.exe
          C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{EA740D83-F31E-4066-9A9F-562BB0076E47}'" delete
          3⤵
            PID:1172
        • C:\Windows\system32\cmd.exe
          cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{043869AD-442E-4953-A9F1-63B2631D10C7}'" delete
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2340
          • C:\Windows\System32\wbem\WMIC.exe
            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{043869AD-442E-4953-A9F1-63B2631D10C7}'" delete
            3⤵
              PID:900
          • C:\Windows\system32\cmd.exe
            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{77F6EAD6-2B79-4571-848B-E297C18B14D5}'" delete
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1944
            • C:\Windows\System32\wbem\WMIC.exe
              C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{77F6EAD6-2B79-4571-848B-E297C18B14D5}'" delete
              3⤵
                PID:1824
            • C:\Windows\system32\cmd.exe
              cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C9DEE5C4-A860-475A-8AF4-2E735A8E8E6A}'" delete
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:2628
              • C:\Windows\System32\wbem\WMIC.exe
                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{C9DEE5C4-A860-475A-8AF4-2E735A8E8E6A}'" delete
                3⤵
                  PID:3068
              • C:\Windows\system32\cmd.exe
                cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{6285DFB1-A11D-43CD-8F8A-49E273581552}'" delete
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:2864
                • C:\Windows\System32\wbem\WMIC.exe
                  C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{6285DFB1-A11D-43CD-8F8A-49E273581552}'" delete
                  3⤵
                    PID:2844
                • C:\Windows\system32\cmd.exe
                  cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{76BA5318-71CC-44D0-9EB2-F1ADD3236F72}'" delete
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1596
                  • C:\Windows\System32\wbem\WMIC.exe
                    C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{76BA5318-71CC-44D0-9EB2-F1ADD3236F72}'" delete
                    3⤵
                      PID:1524
                  • C:\Windows\system32\cmd.exe
                    cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{6A13D77C-3B8B-4D66-8EC9-78ECAE56EFC3}'" delete
                    2⤵
                      PID:3020
                      • C:\Windows\System32\wbem\WMIC.exe
                        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{6A13D77C-3B8B-4D66-8EC9-78ECAE56EFC3}'" delete
                        3⤵
                          PID:1848
                      • C:\Windows\system32\cmd.exe
                        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{9FD587E5-6373-4ADB-A8B2-6478FE129FEB}'" delete
                        2⤵
                          PID:276
                          • C:\Windows\System32\wbem\WMIC.exe
                            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{9FD587E5-6373-4ADB-A8B2-6478FE129FEB}'" delete
                            3⤵
                              PID:588
                          • C:\Windows\system32\cmd.exe
                            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{908CFA86-110D-45AF-A880-8CC044D5BBF7}'" delete
                            2⤵
                              PID:2204
                              • C:\Windows\System32\wbem\WMIC.exe
                                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{908CFA86-110D-45AF-A880-8CC044D5BBF7}'" delete
                                3⤵
                                  PID:2180
                              • C:\Windows\system32\cmd.exe
                                cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{5707A7FF-F8CB-4410-A576-785888774343}'" delete
                                2⤵
                                  PID:2376
                                  • C:\Windows\System32\wbem\WMIC.exe
                                    C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{5707A7FF-F8CB-4410-A576-785888774343}'" delete
                                    3⤵
                                      PID:2188
                                  • C:\Windows\system32\cmd.exe
                                    cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{0B5E8C62-CCDF-452A-8F61-CD88FC678D52}'" delete
                                    2⤵
                                      PID:864
                                      • C:\Windows\System32\wbem\WMIC.exe
                                        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{0B5E8C62-CCDF-452A-8F61-CD88FC678D52}'" delete
                                        3⤵
                                          PID:2120
                                      • C:\Windows\system32\cmd.exe
                                        cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{6AAB0200-AA60-4E20-A6B0-C7BE2397087C}'" delete
                                        2⤵
                                          PID:2332
                                          • C:\Windows\System32\wbem\WMIC.exe
                                            C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{6AAB0200-AA60-4E20-A6B0-C7BE2397087C}'" delete
                                            3⤵
                                              PID:1044
                                          • C:\Windows\system32\cmd.exe
                                            cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{E8CBA30E-CE08-4BCF-A683-18F009D44C60}'" delete
                                            2⤵
                                              PID:496
                                              • C:\Windows\System32\wbem\WMIC.exe
                                                C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{E8CBA30E-CE08-4BCF-A683-18F009D44C60}'" delete
                                                3⤵
                                                  PID:1488
                                              • C:\Windows\system32\cmd.exe
                                                cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{4BFC85ED-F021-42A1-BF3B-A27F2748F299}'" delete
                                                2⤵
                                                  PID:1644
                                                  • C:\Windows\System32\wbem\WMIC.exe
                                                    C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{4BFC85ED-F021-42A1-BF3B-A27F2748F299}'" delete
                                                    3⤵
                                                      PID:2268
                                                  • C:\Windows\system32\cmd.exe
                                                    cmd.exe /c C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{68C97A87-5C3B-400A-A9A5-1A79E908C25E}'" delete
                                                    2⤵
                                                      PID:2576
                                                      • C:\Windows\System32\wbem\WMIC.exe
                                                        C:\Windows\System32\wbem\WMIC.exe shadowcopy where "ID='{68C97A87-5C3B-400A-A9A5-1A79E908C25E}'" delete
                                                        3⤵
                                                          PID:1548
                                                    • C:\Windows\system32\vssvc.exe
                                                      C:\Windows\system32\vssvc.exe
                                                      1⤵
                                                      • Suspicious use of AdjustPrivilegeToken
                                                      PID:2912

                                                    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