Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-08-2023 10:07

General

  • Target

    5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe

  • Size

    101KB

  • MD5

    1f1ce626a037ca719a1e6eb08881ac70

  • SHA1

    cb9c5c22ce1f401d68c8faf841492114eb58ca33

  • SHA256

    5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122

  • SHA512

    3ae0e5356a3f1ee24137e6701c984e8306d1023082e0a22de5366cb231094acaa071f2893e3406a097962609aba48a0a262d49c195026972f17ff88fcf9aeb98

  • SSDEEP

    1536:VYuIHFe+Zk77RNyvb0LzszE83C8mWtwXaa8NPI9j+RedcP01ic4Brg:VYuIHFe+aX3yQf8zmWtwXwKRj1EBrg

Score
7/10

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3212
      • C:\Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe
        "C:\Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:5100
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4208
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1216
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a90D6.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:3520
            • C:\Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe
              "C:\Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe"
              4⤵
              • Executes dropped EXE
              PID:4120
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops startup file
            • Executes dropped EXE
            • Enumerates connected drives
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:956
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:3056
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2728
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:4504
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2644

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

            Filesize

            258KB

            MD5

            867140655369703de1d7684659b73119

            SHA1

            a7a0716dbc9cb0a32469ba9c7e295d80bf268a83

            SHA256

            bca1c6682f0a0557d68eb653742df115318bdb5a03ba4547b287ca344886b35f

            SHA512

            c3a8080273f39f9008370e6adec946e10641d60933c529197207756cce995a306fc2dc39eccb85493ceda12e6124ca92961b4aa0a81f7cd8d708a6ce3e4f0eab

          • C:\Program Files\7-Zip\7z.exe

            Filesize

            491KB

            MD5

            53e18fcf860f8d0a82b6c03b9390e09e

            SHA1

            417d5052627f9e0c68a31e3c172dde056fbddc2a

            SHA256

            114c4aadf7e1c377f9503df8317ea3de8e44fb2ef25047ddb902c1ebc0ca080b

            SHA512

            8c30d779e4a075e37474b5b45e4e80d40b90cd5319059185f22dd78b54c62233d27673a299c129d3743b6fada81b92d491590d23e6b8f8687205ceb428e1cd91

          • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

            Filesize

            478KB

            MD5

            0a71d731679d29833a636a9e044d179c

            SHA1

            78b1e5c1a6a49b09ae6b19389d6855e868f71285

            SHA256

            648c51d0ab8896438ac4fdecea9badc8d6f55b85f7b4727d935f127bb8d161e6

            SHA512

            cdf7fe2c37fa187e34c4ff013eac10c2c6c724f0e107847bbe078810e26138124d7b404d4f0ce9e154509c01b8e4c86a86a2f708edc82f8861de83c080d0c4e9

          • C:\Users\Admin\AppData\Local\Temp\$$a90D6.bat

            Filesize

            722B

            MD5

            f0653182b9c4d408a97b4dc2a112e10b

            SHA1

            0c643df686ffd12319c1ace85404a2b756212930

            SHA256

            9a26340032ae7cc432fbebd30f0477c31a3526df1ac83d0bf5da050e6ac56072

            SHA512

            807e1bc2393a02de5587efffce8ba7b4395face016f4d8257b5695c0548830adb38aa05eec74b06b425174f134f7fad8a0cb5cb59fd40ee3f1b56170a595d8ff

          • C:\Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe

            Filesize

            68KB

            MD5

            48335cfbe6a9bdaa2492ca1320b70a3a

            SHA1

            6d3c3d659e3718a0b56f52c9d4386d55d7672b97

            SHA256

            4ec34f1d893e8cc02f669fb5eb329bbcc5374bd7e7284e8fd86fbc29d2ffeb4d

            SHA512

            9eaf3b380449ab1d2b4b6371336fc71f6a43eee0295de012d0859e7f3b80a87f9d8316b0e65d4ca450630ee17b95c64e79e594bfe27fb3965917b0c5bc2d1b58

          • C:\Users\Admin\AppData\Local\Temp\5be21944ad0ac007851bf02141c1ebb6cc4afaec27dd8e1984c8b61c6d80c122.exe.exe

            Filesize

            68KB

            MD5

            48335cfbe6a9bdaa2492ca1320b70a3a

            SHA1

            6d3c3d659e3718a0b56f52c9d4386d55d7672b97

            SHA256

            4ec34f1d893e8cc02f669fb5eb329bbcc5374bd7e7284e8fd86fbc29d2ffeb4d

            SHA512

            9eaf3b380449ab1d2b4b6371336fc71f6a43eee0295de012d0859e7f3b80a87f9d8316b0e65d4ca450630ee17b95c64e79e594bfe27fb3965917b0c5bc2d1b58

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            33f5a3f989229558b91469f2b9428fac

            SHA1

            87f21576e885ebca692e6c047c802837b400c86d

            SHA256

            c8c7b309235cda4a03d692f4b6292687a5dd14edc793968d525697f0fd253e4c

            SHA512

            825e45c1d6ffe5a95ceb47011a762f192431edea8aa4f74c85f35db6f61db6ba9803faeaa45abaa17ef051963edb902c837758257e7e8e04f6e34455ce8a0b50

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            33f5a3f989229558b91469f2b9428fac

            SHA1

            87f21576e885ebca692e6c047c802837b400c86d

            SHA256

            c8c7b309235cda4a03d692f4b6292687a5dd14edc793968d525697f0fd253e4c

            SHA512

            825e45c1d6ffe5a95ceb47011a762f192431edea8aa4f74c85f35db6f61db6ba9803faeaa45abaa17ef051963edb902c837758257e7e8e04f6e34455ce8a0b50

          • C:\Windows\rundl132.exe

            Filesize

            33KB

            MD5

            33f5a3f989229558b91469f2b9428fac

            SHA1

            87f21576e885ebca692e6c047c802837b400c86d

            SHA256

            c8c7b309235cda4a03d692f4b6292687a5dd14edc793968d525697f0fd253e4c

            SHA512

            825e45c1d6ffe5a95ceb47011a762f192431edea8aa4f74c85f35db6f61db6ba9803faeaa45abaa17ef051963edb902c837758257e7e8e04f6e34455ce8a0b50

          • F:\$RECYCLE.BIN\S-1-5-21-3011986978-2180659500-3669311805-1000\_desktop.ini

            Filesize

            9B

            MD5

            2326d479b287193a70f520700dc8d23e

            SHA1

            afea66d3788a50debd6f5d4c9dd51f68a4477e64

            SHA256

            95d41561a1467d20977f59108e85da181e0b4dfd3db9e40182ae7378c4a927f8

            SHA512

            cb971c406ddf7147536a6a1569d4ff49d7219aa52cde5d110be1109874d66daace832d423d7969af9e6bbc9738a65734c7e68e994591b7677aad51fa0f52cf37

          • memory/956-17-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/956-1293-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/956-5006-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/956-8-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/956-8739-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/5100-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/5100-10-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB