Analysis

  • max time kernel
    152s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28-10-2022 18:27

General

  • Target

    c90c7a7781f80b1efd36b1eee90e242869f84442b390cb6fe07df996bd70b4fa.exe

  • Size

    1.0MB

  • MD5

    038054e001a0ec09f348115a991a3db0

  • SHA1

    ddd21d4762db68e8bcb4626e343c2c093d764598

  • SHA256

    c90c7a7781f80b1efd36b1eee90e242869f84442b390cb6fe07df996bd70b4fa

  • SHA512

    396d1da0033371bdd7dadc40dac1354aee41ee0c26309630d94baa96d4725b53a9ce4dc4a362016d9d3967ee5fa335362c8ea7abcf6ff22116680d055e6a7724

  • SSDEEP

    24576:OB5fSeb+gCFoaVfngCFoaVfngCFoaVfQ:OB+F1/F1/F1

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates connected drives 3 TTPs 22 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 43 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1236
      • C:\Users\Admin\AppData\Local\Temp\c90c7a7781f80b1efd36b1eee90e242869f84442b390cb6fe07df996bd70b4fa.exe
        "C:\Users\Admin\AppData\Local\Temp\c90c7a7781f80b1efd36b1eee90e242869f84442b390cb6fe07df996bd70b4fa.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1928
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1048
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:844
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a82C7.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:1164
            • C:\Users\Admin\AppData\Local\Temp\c90c7a7781f80b1efd36b1eee90e242869f84442b390cb6fe07df996bd70b4fa.exe
              "C:\Users\Admin\AppData\Local\Temp\c90c7a7781f80b1efd36b1eee90e242869f84442b390cb6fe07df996bd70b4fa.exe"
              4⤵
              • Executes dropped EXE
              • Loads dropped DLL
              PID:1204
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • 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:860
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:1392
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:1756
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:1732
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:932

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\$$a82C7.bat

            Filesize

            722B

            MD5

            0b6988eeaeca314c798b607bfe879e28

            SHA1

            e10eac4c2652d7950eaec1d2b399e08a0cccdabb

            SHA256

            a8f4aca499a2064b1b5ed57f93b1e25b2afff29f1f10fb2c66a99db2f9dc6a4f

            SHA512

            e8234412f3dddce3933396ababf5867ce8a9f847607c2f432e8b5e8ee8225d716ee202e1bcca2a97440327635593b390b530c8eae135e8439a5fd2039c0f3fc2

          • C:\Users\Admin\AppData\Local\Temp\c90c7a7781f80b1efd36b1eee90e242869f84442b390cb6fe07df996bd70b4fa.exe

            Filesize

            1007KB

            MD5

            15406987e8b314d5bef42638e12f6b53

            SHA1

            0c9b9301b62f147767f47cfd5ffc6fca6c109c9d

            SHA256

            3844f4985d2778b15c3baa4daeedcba2a634e53a66915b2a389c0eaf10330d5c

            SHA512

            6f969c5a745a970337da4ed60da7f664c824d6f5f3f1266153c966fba096b9f0befbab653209415836b3908a1a4e0b8b26c76985a590fd8fe77f9d9fbd68b642

          • C:\Users\Admin\AppData\Local\Temp\c90c7a7781f80b1efd36b1eee90e242869f84442b390cb6fe07df996bd70b4fa.exe.exe

            Filesize

            1007KB

            MD5

            15406987e8b314d5bef42638e12f6b53

            SHA1

            0c9b9301b62f147767f47cfd5ffc6fca6c109c9d

            SHA256

            3844f4985d2778b15c3baa4daeedcba2a634e53a66915b2a389c0eaf10330d5c

            SHA512

            6f969c5a745a970337da4ed60da7f664c824d6f5f3f1266153c966fba096b9f0befbab653209415836b3908a1a4e0b8b26c76985a590fd8fe77f9d9fbd68b642

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            a41fbf39e9c6689f736860339029fd3d

            SHA1

            6e6701fe6ded01130e5c56b3f334c36a834631b6

            SHA256

            caa9b090ea1eed1bdd6f1ab6adc986fa7ac48a52a989f73e863fa4625e227e2d

            SHA512

            e51e1e72082fbc4a8f102f26b663e56b9af9d596b8b62d3c4b5e1d518fb699e92d36be6cd9eedfc1bcd0b9f1ec1045a3e18598f502918f8d3c1fa24c433e8968

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            a41fbf39e9c6689f736860339029fd3d

            SHA1

            6e6701fe6ded01130e5c56b3f334c36a834631b6

            SHA256

            caa9b090ea1eed1bdd6f1ab6adc986fa7ac48a52a989f73e863fa4625e227e2d

            SHA512

            e51e1e72082fbc4a8f102f26b663e56b9af9d596b8b62d3c4b5e1d518fb699e92d36be6cd9eedfc1bcd0b9f1ec1045a3e18598f502918f8d3c1fa24c433e8968

          • C:\Windows\rundl132.exe

            Filesize

            33KB

            MD5

            a41fbf39e9c6689f736860339029fd3d

            SHA1

            6e6701fe6ded01130e5c56b3f334c36a834631b6

            SHA256

            caa9b090ea1eed1bdd6f1ab6adc986fa7ac48a52a989f73e863fa4625e227e2d

            SHA512

            e51e1e72082fbc4a8f102f26b663e56b9af9d596b8b62d3c4b5e1d518fb699e92d36be6cd9eedfc1bcd0b9f1ec1045a3e18598f502918f8d3c1fa24c433e8968

          • \Users\Admin\AppData\Local\Temp\c90c7a7781f80b1efd36b1eee90e242869f84442b390cb6fe07df996bd70b4fa.exe

            Filesize

            1007KB

            MD5

            15406987e8b314d5bef42638e12f6b53

            SHA1

            0c9b9301b62f147767f47cfd5ffc6fca6c109c9d

            SHA256

            3844f4985d2778b15c3baa4daeedcba2a634e53a66915b2a389c0eaf10330d5c

            SHA512

            6f969c5a745a970337da4ed60da7f664c824d6f5f3f1266153c966fba096b9f0befbab653209415836b3908a1a4e0b8b26c76985a590fd8fe77f9d9fbd68b642

          • \Users\Admin\AppData\Local\Temp\c90c7a7781f80b1efd36b1eee90e242869f84442b390cb6fe07df996bd70b4fa.exe

            Filesize

            1007KB

            MD5

            15406987e8b314d5bef42638e12f6b53

            SHA1

            0c9b9301b62f147767f47cfd5ffc6fca6c109c9d

            SHA256

            3844f4985d2778b15c3baa4daeedcba2a634e53a66915b2a389c0eaf10330d5c

            SHA512

            6f969c5a745a970337da4ed60da7f664c824d6f5f3f1266153c966fba096b9f0befbab653209415836b3908a1a4e0b8b26c76985a590fd8fe77f9d9fbd68b642

          • \Users\Admin\AppData\Local\Temp\c90c7a7781f80b1efd36b1eee90e242869f84442b390cb6fe07df996bd70b4fa.exe

            Filesize

            1007KB

            MD5

            15406987e8b314d5bef42638e12f6b53

            SHA1

            0c9b9301b62f147767f47cfd5ffc6fca6c109c9d

            SHA256

            3844f4985d2778b15c3baa4daeedcba2a634e53a66915b2a389c0eaf10330d5c

            SHA512

            6f969c5a745a970337da4ed60da7f664c824d6f5f3f1266153c966fba096b9f0befbab653209415836b3908a1a4e0b8b26c76985a590fd8fe77f9d9fbd68b642

          • \Users\Admin\AppData\Local\Temp\c90c7a7781f80b1efd36b1eee90e242869f84442b390cb6fe07df996bd70b4fa.exe

            Filesize

            1007KB

            MD5

            15406987e8b314d5bef42638e12f6b53

            SHA1

            0c9b9301b62f147767f47cfd5ffc6fca6c109c9d

            SHA256

            3844f4985d2778b15c3baa4daeedcba2a634e53a66915b2a389c0eaf10330d5c

            SHA512

            6f969c5a745a970337da4ed60da7f664c824d6f5f3f1266153c966fba096b9f0befbab653209415836b3908a1a4e0b8b26c76985a590fd8fe77f9d9fbd68b642

          • memory/860-72-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/860-70-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1204-68-0x0000000074AD1000-0x0000000074AD3000-memory.dmp

            Filesize

            8KB

          • memory/1928-62-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1928-56-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB