Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11/09/2024, 19:01

General

  • Target

    71c03bb422ed2fd8c46f0739201d53bcd6eb146b733735d7d612a8acc3296683.exe

  • Size

    210KB

  • MD5

    d89a12d0d3ef80a4b6f5de80a0dacc41

  • SHA1

    b3ee2093ef9c2bc882661ba567535b5821a03bd6

  • SHA256

    71c03bb422ed2fd8c46f0739201d53bcd6eb146b733735d7d612a8acc3296683

  • SHA512

    f1d96eab1fa870d3c5cfd16cae05832d405dddd847e95bb1e9d0906b02a74baaefc0f1af315677ac4ed4cbb5570bec0f41514aeda0a23bff6a24f11849102fa2

  • SSDEEP

    3072:uftffjmNHMCCuhz3Fxpt+uv/1ZabfuoUQ:WVfjmNHMahz3b/+uv/DabfmQ

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 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
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1344
      • C:\Users\Admin\AppData\Local\Temp\71c03bb422ed2fd8c46f0739201d53bcd6eb146b733735d7d612a8acc3296683.exe
        "C:\Users\Admin\AppData\Local\Temp\71c03bb422ed2fd8c46f0739201d53bcd6eb146b733735d7d612a8acc3296683.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2784
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a3C16.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3004
          • C:\Users\Admin\AppData\Local\Temp\71c03bb422ed2fd8c46f0739201d53bcd6eb146b733735d7d612a8acc3296683.exe
            "C:\Users\Admin\AppData\Local\Temp\71c03bb422ed2fd8c46f0739201d53bcd6eb146b733735d7d612a8acc3296683.exe"
            4⤵
            • Executes dropped EXE
            PID:2560
        • 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
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2648
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2820
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2524

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            251KB

            MD5

            aba7cd5f472c07bb0cab3f9352028afa

            SHA1

            4ad95533e84c5f27bf770c489b113c2c18b95706

            SHA256

            67bececafd2ba8afeb83c259a7f61525ad7d6a9c0d56fea2fcf7bc0ab0331df6

            SHA512

            582edeff231a28f36375d096d6e81970a350ba48da3161a206edecb0717e55c0b7df997d6ca803c8ebff6ebb9d46186660c399c13ac4ca0271e3dc60a305e895

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

            Filesize

            471KB

            MD5

            4cfdb20b04aa239d6f9e83084d5d0a77

            SHA1

            f22863e04cc1fd4435f785993ede165bd8245ac6

            SHA256

            30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

            SHA512

            35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

          • C:\Users\Admin\AppData\Local\Temp\$$a3C16.bat

            Filesize

            722B

            MD5

            a0c98f78c5cc0d746f44d71dc0d67da9

            SHA1

            3676788bee5cba65dd01fefba6716716cf351727

            SHA256

            e79ab52dcea3b60e62a4c7205f249559176e4ce05cfa0020394c3a08e691156a

            SHA512

            12428bf3a40a48c14a4afcc2ddad870796e6c72d954ee3734b652d0cb536019bb471c6de797ff85b2d9ca5d8d2664badda96fb864307daf4377e6174f7e9e627

          • C:\Users\Admin\AppData\Local\Temp\71c03bb422ed2fd8c46f0739201d53bcd6eb146b733735d7d612a8acc3296683.exe.exe

            Filesize

            184KB

            MD5

            e343a9a2c3291890b1591c160889b103

            SHA1

            c26418cff3a60200e25a974595896b0f02888098

            SHA256

            22b022f15ccfeb49b55ae717ebfb6ba69cbb71ae84bf298cf3263f79a6a60ba6

            SHA512

            8e892cd41f13ccc696709a85797e5c771a7e3c27cda9c83f9bc69c2315fc11eaa0fca63ce14c20b27f841ade3da4a5cccb95b41c44eb39f80cc85aeafeb61d98

          • C:\Windows\rundl132.exe

            Filesize

            26KB

            MD5

            50615f5fa00456254ebb6d46ee731826

            SHA1

            ee1de52342c1a970585f579121d7b23623b31610

            SHA256

            75ccb5559089a9e466793392a5bf157c1cbe24cd2076612652f9faa33da69fb0

            SHA512

            4a88feb9c42f3e6736ae261309552ebd90bcc3d309d5bd0e918d1c261a6d5c8b41e86df2f01171d44c013f643860b91da4482f0efd1c4f5df5554c6668bd0ab2

          • F:\$RECYCLE.BIN\S-1-5-21-457978338-2990298471-2379561640-1000\_desktop.ini

            Filesize

            9B

            MD5

            f74f4ac317419affe59fa4d389dd7e7c

            SHA1

            010f494382d5a64298702fe3732c9b96f438c653

            SHA256

            74fafb0f14fb17a8a4963d5f46fc50b3517e7aa13414ac5f42edfdf212a9bb01

            SHA512

            f82fea1632b97d2b6771f43a6941c84d7fbb86f4c4f69e9b4335aa0e166e2670f09d451da61b13cb16994b9294e99b1cfa27f2447579645b3886b7bd014cc00f

          • memory/1344-32-0x0000000002710000-0x0000000002711000-memory.dmp

            Filesize

            4KB

          • memory/2648-188-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2648-34-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2648-41-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2648-47-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2648-93-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2648-100-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2648-1876-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2648-3336-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2648-23-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2784-12-0x00000000003B0000-0x00000000003E4000-memory.dmp

            Filesize

            208KB

          • memory/2784-17-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2784-0-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2784-18-0x00000000003B0000-0x00000000003E4000-memory.dmp

            Filesize

            208KB