Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2023 23:54

General

  • Target

    3f1b503bae8d88b6db08d968d39ec676f462a1272563971d022648aeab4dd333.exe

  • Size

    26KB

  • MD5

    a51d5488ef6647e5ac9e96cf79c61e01

  • SHA1

    fbceffa2d9f07ad44ca7fcfc65f136b578e4bf35

  • SHA256

    3f1b503bae8d88b6db08d968d39ec676f462a1272563971d022648aeab4dd333

  • SHA512

    f7db82bb9cfe044e7854d98c25d55c1a868065786ba211b4a5d7af14cca2570dca72ed7af18a6534a06c5ae909d2d391a4dcd2e4af0a15aace40082c26b379bd

  • SSDEEP

    768:Pu1ODKAaDMG8H92RwZNQSwcfymNBg+g61GoL:gfgLdQAQfcfymN

Score
6/10

Malware Config

Signatures

  • 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 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3140
      • C:\Users\Admin\AppData\Local\Temp\3f1b503bae8d88b6db08d968d39ec676f462a1272563971d022648aeab4dd333.exe
        "C:\Users\Admin\AppData\Local\Temp\3f1b503bae8d88b6db08d968d39ec676f462a1272563971d022648aeab4dd333.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2084
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3212
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:3980

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files\Google\Chrome\Application\chrome.exe

        Filesize

        2.8MB

        MD5

        11f506a4e210e65031c95f76dbcc1fc8

        SHA1

        a6ff407684f444f132ac4ac01a902df81350723b

        SHA256

        9e4ab37f0fca9fc49e8764bd5c480f5f2be1e4d099b47920588e30094671e43b

        SHA512

        01350034abdad00df8caba5a2bcd25c5efa2aba09bf40e8f99a82bf340c4b34a3e24823160e1d06342e7a2e3dc01422217648f444c4e3d10b3661ed0b28c4760

      • C:\_desktop.ini

        Filesize

        9B

        MD5

        872506f1dadcc0cedd1e9dee11f54da4

        SHA1

        d1e87145ed1d918f10ae4e93ccdbb994bc906ed5

        SHA256

        a0049e98811438481e150df54f7b555026746c943cb03106677bf75b4e412104

        SHA512

        6cf3aeeed18e66a16ed653a5c33133ec8d5fb58cf42aab9e712cf473233e506d4f14692dff04b7c20847718e5c344ec2651e57d2ae7a034610b07679b786344c

      • memory/2084-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2084-5-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2084-13-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2084-19-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2084-24-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2084-28-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2084-1264-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2084-1266-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2084-1269-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB