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Analysis

  • max time kernel
    149s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/09/2024, 13:12

General

  • Target

    9ff20b9a88231037194ae68ac2ee2fa77c9da20180a67416a9a89bd8a3fd1f9c.exe

  • Size

    26KB

  • MD5

    74da81c0eebadc189825e2c31950e5be

  • SHA1

    4c59523c588fb5ef5cf9b0b8632a2149e6c40e9e

  • SHA256

    9ff20b9a88231037194ae68ac2ee2fa77c9da20180a67416a9a89bd8a3fd1f9c

  • SHA512

    17a5b8132be558f994082573a08a1d1e9e2147c31b1a52aa652addaf8470f141f3244e6515c5f001a39ea898fdccd58f94601a2fcab66073ce44d62ac63d5420

  • SSDEEP

    768:uc1ODKAaDMG8H92RwZNQSwcfymNBg+g61GoZw:DfgLdQAQfcfymN

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
  • System Location Discovery: System Language Discovery 1 TTPs 3 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 20 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3492
      • C:\Users\Admin\AppData\Local\Temp\9ff20b9a88231037194ae68ac2ee2fa77c9da20180a67416a9a89bd8a3fd1f9c.exe
        "C:\Users\Admin\AppData\Local\Temp\9ff20b9a88231037194ae68ac2ee2fa77c9da20180a67416a9a89bd8a3fd1f9c.exe"
        2⤵
        • 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:1308
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1812
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:64

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe

      Filesize

      244KB

      MD5

      26e744e5260a0b113d63e25c4ca833bf

      SHA1

      2679b14d95d5f15c375ed8cead4d0f47cfc6fcf3

      SHA256

      2ab2d58e675acc37aaaabcfeb1cf16956292d1dfcc0e84e3df2f6d1263e0d0d6

      SHA512

      ae37fc282508d362084a3c35a1f7bf1af0bee0a4dba6fe71d5ab5f096d3336c2b94004a5df4b99856507d8a4741f843fd896ee1ed06705c213f74fc4cbdfaf76

    • C:\Program Files\dotnet\dotnet.exe

      Filesize

      170KB

      MD5

      100f44b5cb9c0c4678257829332da943

      SHA1

      63e7a54676cd196938cbf8940c4b7b64abd03541

      SHA256

      0a2d967bd3d61159509be94b52e34190d1be733d22d6855abb308116c35fa99d

      SHA512

      977e28fca62322032d92063f073b5d1267d2445828b331495f31f04b8946545b4c9c5966793a94b50bd238d59c6db32933b28fd531d5843e132ec937bbd6f8f9

    • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

      Filesize

      636KB

      MD5

      53ee62011469b286a2a1b5658c86b9bf

      SHA1

      9bdac0b23b0a965947c780c6a6b48fc7122f9ade

      SHA256

      7125735e4e8595f1c17ff3235bc65dacabc2ec874b29ac7ba8eddd80ad10b3c0

      SHA512

      c9c24e578da0a38048e71548fac66465bcb624e971f745bba559e8c49fd621752e718d4c983a90a97277407bb23348ca109436e1eeebef030c3b599c712ff236

    • F:\$RECYCLE.BIN\S-1-5-21-2412658365-3084825385-3340777666-1000\_desktop.ini

      Filesize

      8B

      MD5

      5d65d1288c9ecedfd5f28d17a01a30bc

      SHA1

      e5bb89b8ad5c73516abf7e3baeaf1855154381dc

      SHA256

      3501728ad227b52ce4d4f85ddd0e6d28dfa7acce977ae27f1e337be209825a5f

      SHA512

      6177ce001dd535382c3bae5e8c3cfda85d8d8b76b68bce10fa8e5e1e748fd1512a531ffc93fef1316f2c27d93b5b4a5b60a6391f0e131ccc5cc0a65c2755868e

    • memory/1308-12-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1308-18-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1308-22-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1308-0-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1308-481-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1308-1219-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1308-5-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1308-4777-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1308-5222-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB