Analysis

  • max time kernel
    45s
  • max time network
    54s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    02/10/2022, 21:14

General

  • Target

    8e50c8687dc7d9ed57e0c775e61ef0a195a3b0e27318c42f697ce21cb43250e4.exe

  • Size

    265KB

  • MD5

    412b36ba520dc7c15175aabd6fc82410

  • SHA1

    c34d38b123efd417a74d3a8f069c24d266ae1e8c

  • SHA256

    8e50c8687dc7d9ed57e0c775e61ef0a195a3b0e27318c42f697ce21cb43250e4

  • SHA512

    06899875f934c21d945ab98727446add769ff46e07359561690f2ae02a194f6b7ae5c09dddcd88c176a5d60b2083b27ec8be0bb7ccc1cede57e6560fc1c3cd2c

  • SSDEEP

    3072:a9eSguXvy6iIhA+C9kUu9Bc+mSqdBQSvs1C8/ehoraNUXv/uLWC7:YXvy6iIhAY3c/Nvs1C8/ehoraNUXeqe

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e50c8687dc7d9ed57e0c775e61ef0a195a3b0e27318c42f697ce21cb43250e4.exe
    "C:\Users\Admin\AppData\Local\Temp\8e50c8687dc7d9ed57e0c775e61ef0a195a3b0e27318c42f697ce21cb43250e4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1576
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\16299.bat" "C:\Users\Admin\AppData\Local\Temp\8e50c8687dc7d9ed57e0c775e61ef0a195a3b0e27318c42f697ce21cb43250e4.exe""
      2⤵
      • Deletes itself
      PID:1800

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\16299.bat

          Filesize

          205B

          MD5

          af942e21a17f04903c52cb28a9b89542

          SHA1

          ebcfe47bad384564346db4141d26e3e68f9f984f

          SHA256

          c62a90b84dac61f74122f6eaa01665155a18b28a68b799a963f8a877194f922d

          SHA512

          790decec1485e8fc42c3ee09a3e871ee95fdf2bf2e5f15556de0a5b5db2106114d79206acf2dcf3e7c0dbe9df7b1298e0b3f7247a34d9d3bd9f296cc9b61211a

        • memory/1576-54-0x0000000075B11000-0x0000000075B13000-memory.dmp

          Filesize

          8KB