Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/09/2023, 05:13

General

  • Target

    2f26e46b1b926c071df1fb0704ec697bf4dc823828b1fe9b80edf157639f8049.exe

  • Size

    46KB

  • MD5

    971ac149216883afad3ce3364df60d3a

  • SHA1

    79292e2392bdef035343a3d081a38c3f3cca8c25

  • SHA256

    2f26e46b1b926c071df1fb0704ec697bf4dc823828b1fe9b80edf157639f8049

  • SHA512

    ed311830d3669810072e9a85ee15165e24b49523d282a6ab812c854abeb03db7a74d26b6f4fd712460e1ca0a28885253c2fdc6df04f97de05fe12f512aa0c7b8

  • SSDEEP

    768:W41ODKAaDMG8H92RwZNQSwcfymNBg+g61GoLfnV9P8RGZ2FXjfLDG7AhUf2hU:zfgLdQAQfcfymNLV9GjfsAhUf

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • 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 20 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3156
      • C:\Users\Admin\AppData\Local\Temp\2f26e46b1b926c071df1fb0704ec697bf4dc823828b1fe9b80edf157639f8049.exe
        "C:\Users\Admin\AppData\Local\Temp\2f26e46b1b926c071df1fb0704ec697bf4dc823828b1fe9b80edf157639f8049.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:4468
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aC5D0.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:828
          • C:\Users\Admin\AppData\Local\Temp\2f26e46b1b926c071df1fb0704ec697bf4dc823828b1fe9b80edf157639f8049.exe
            "C:\Users\Admin\AppData\Local\Temp\2f26e46b1b926c071df1fb0704ec697bf4dc823828b1fe9b80edf157639f8049.exe"
            4⤵
            • Executes dropped EXE
            PID:3540
        • 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:468
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:964
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:4204

      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

              251KB

              MD5

              0b8ca9bd200cfc077367fafb2f5e99ba

              SHA1

              0a8494c1fb2a50067e6ecd63af5ce1431439ad0a

              SHA256

              bb93e63dbe4a922d8a33ce7d446ef9c52e489991fb586884a28b0bb66a363263

              SHA512

              39585db684d3a59d72bf049c9d4611dc7539ae7be7471bdacf7cdb9a63d8ac2b643658b77143e7827a6d3502f87c4cb48add5dc80966db3a5e2c4ec362389723

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

              Filesize

              484KB

              MD5

              89e54ea772ef901ff7caffcb3f101908

              SHA1

              7e5487877aee934d5051770f20d035e06045c305

              SHA256

              3a0ab9afc68a3c77800c999453b46079ab475adcde67f6e17685f65e351e9704

              SHA512

              06001f9828eb632f25b20509256f90860149a409cb96737dc3b809b30acb78274492beb1fa7d9b95d93a7df0febf34f10478469830e8ea19dab20ea6ec75bb14

            • C:\Users\Admin\AppData\Local\Temp\$$aC5D0.bat

              Filesize

              722B

              MD5

              9de11d51f6167c66ab8b3b88df3eb703

              SHA1

              7cde5d93f33ba8407f664d284e86f3ac7242ccac

              SHA256

              7e1f9d0c3bc20be11479010dee835bf71e35703040bfc65458cf3ed3179453de

              SHA512

              84ba160a1012090dfad6b53952b9ba41f2ef62221ff415314411fb54a1a3f5e365949945ef9ad4b9efa004c7d9143424a2bb1ee45a9e0192316f452de9088e38

            • C:\Users\Admin\AppData\Local\Temp\2f26e46b1b926c071df1fb0704ec697bf4dc823828b1fe9b80edf157639f8049.exe

              Filesize

              20KB

              MD5

              a9db34f9927e88710bab2e9930bd86f4

              SHA1

              e76446aff69441e29315e0dc3966efb3387538c3

              SHA256

              69a22c0c6dc5c31c04720b613cd4227ff2073b03108910a3f7aaa3924d8ab6c1

              SHA512

              ec28dd2f1c86b94afdc9ae50721ddaaed984a441fa039f79df0f3cda6c4ed98306c010295bdfeab4c553bc5a28af92a7d129389176b83a9404ca856a0505ef88

            • C:\Users\Admin\AppData\Local\Temp\2f26e46b1b926c071df1fb0704ec697bf4dc823828b1fe9b80edf157639f8049.exe.exe

              Filesize

              20KB

              MD5

              a9db34f9927e88710bab2e9930bd86f4

              SHA1

              e76446aff69441e29315e0dc3966efb3387538c3

              SHA256

              69a22c0c6dc5c31c04720b613cd4227ff2073b03108910a3f7aaa3924d8ab6c1

              SHA512

              ec28dd2f1c86b94afdc9ae50721ddaaed984a441fa039f79df0f3cda6c4ed98306c010295bdfeab4c553bc5a28af92a7d129389176b83a9404ca856a0505ef88

            • C:\Windows\Logo1_.exe

              Filesize

              26KB

              MD5

              7aa3f7d0ddde37d1ba8a81eb45ae6238

              SHA1

              f6cfaf6008198edfb624e959404928c0fd860d5c

              SHA256

              8aee1ead2b934856107773de256c27c38118249a07a88e5f3fb0e710f61f4fc8

              SHA512

              5440020514ad92a5c52113cfd5077dd012cb0605530140a582d55a828d9b626cbc809593f1400685b1109f17e98e5f03e0e228ebca1ec19bf09430ce2fa11061

            • C:\Windows\Logo1_.exe

              Filesize

              26KB

              MD5

              7aa3f7d0ddde37d1ba8a81eb45ae6238

              SHA1

              f6cfaf6008198edfb624e959404928c0fd860d5c

              SHA256

              8aee1ead2b934856107773de256c27c38118249a07a88e5f3fb0e710f61f4fc8

              SHA512

              5440020514ad92a5c52113cfd5077dd012cb0605530140a582d55a828d9b626cbc809593f1400685b1109f17e98e5f03e0e228ebca1ec19bf09430ce2fa11061

            • C:\Windows\rundl132.exe

              Filesize

              26KB

              MD5

              7aa3f7d0ddde37d1ba8a81eb45ae6238

              SHA1

              f6cfaf6008198edfb624e959404928c0fd860d5c

              SHA256

              8aee1ead2b934856107773de256c27c38118249a07a88e5f3fb0e710f61f4fc8

              SHA512

              5440020514ad92a5c52113cfd5077dd012cb0605530140a582d55a828d9b626cbc809593f1400685b1109f17e98e5f03e0e228ebca1ec19bf09430ce2fa11061

            • C:\_desktop.ini

              Filesize

              9B

              MD5

              872506f1dadcc0cedd1e9dee11f54da4

              SHA1

              d1e87145ed1d918f10ae4e93ccdbb994bc906ed5

              SHA256

              a0049e98811438481e150df54f7b555026746c943cb03106677bf75b4e412104

              SHA512

              6cf3aeeed18e66a16ed653a5c33133ec8d5fb58cf42aab9e712cf473233e506d4f14692dff04b7c20847718e5c344ec2651e57d2ae7a034610b07679b786344c

            • memory/468-32-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/468-19-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/468-26-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/468-37-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/468-41-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/468-8-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/468-181-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/468-958-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/468-1119-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/468-1280-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/4468-0-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/4468-10-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB