Analysis

  • max time kernel
    152s
  • max time network
    158s
  • 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, 21:52

General

  • Target

    79bbe433f7273b07d7c61bae80f6fd6d8809d712d8d5f772dd62d809b75bffac.exe

  • Size

    33KB

  • MD5

    588c7ebb89e436745c7227efa43b4720

  • SHA1

    09420e72d25fa110eb29c747f5955fa193204ee5

  • SHA256

    79bbe433f7273b07d7c61bae80f6fd6d8809d712d8d5f772dd62d809b75bffac

  • SHA512

    2d4d289144fd2f5dd1727e048372e71e5f9e004cbe709d6a5036827ac1e40459575c31032b255d74c726e10a56895ddb555c2dd6f048afeca4a42f3fa8965868

  • SSDEEP

    768:OQAAvhuO5RroZJ767395uINRhv/EY3GQvTp7XAMtSG:OQAAvhue+Zk77RNzXFWQdXDSG

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 2 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3308
      • C:\Users\Admin\AppData\Local\Temp\79bbe433f7273b07d7c61bae80f6fd6d8809d712d8d5f772dd62d809b75bffac.exe
        "C:\Users\Admin\AppData\Local\Temp\79bbe433f7273b07d7c61bae80f6fd6d8809d712d8d5f772dd62d809b75bffac.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4056
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4132
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:4660
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:4560
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              4⤵
                PID:1272

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          2.8MB

          MD5

          9a5f4927f170db6105b2a09ca15eb9b8

          SHA1

          b24cc8ec9da7176275ac4bd96921e07dd27ebbb2

          SHA256

          d5011ab505955850d2ad5bdd8cd591912f9bd0841861a8926369483bda87e665

          SHA512

          91d86921ff0c13d4516aed9ec8b2c027734fd5a1dca181b444510aa45b15bb9c162f16765e2bb49abf3faddee16c09c5b80ed2f717881b4d8b5288893af00bd1

        • F:\$RECYCLE.BIN\S-1-5-21-2344688013-2965468717-2034126-1000\_desktop.ini

          Filesize

          10B

          MD5

          dbf19ca54500e964528b156763234c1d

          SHA1

          05376f86423aec8badf0adbc47887234ac83ef5a

          SHA256

          bfa0ad2e861e2369dc239edf8f62fbe1c4507d877ec2f76e46e48f1e68fdd5ae

          SHA512

          fb8ce1253ad6d3c1b7d970614dbc2d21574576336a490b54a8dc705a3d8637c0669747ba821fb2f4da14d7447dc24607aca988b0cd3bd9fc4d9d5988b4b631d0

        • memory/4056-22-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/4056-5-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/4056-9-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/4056-3-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/4056-0-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/4056-2-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/4056-426-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/4056-466-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/4056-647-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/4056-664-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/4056-828-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB

        • memory/4056-1379-0x0000000000400000-0x000000000043F000-memory.dmp

          Filesize

          252KB