Analysis

  • max time kernel
    132s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    07/02/2022, 02:32

General

  • Target

    4dce648291d33a5eb98f21179e043dc2787fc2224458957bf000d8a26d65ae6d.exe

  • Size

    1.8MB

  • MD5

    d1b922e5f97270ad56f1c314bbab51a2

  • SHA1

    a24a536042b233fd352572498234bc4653ab9006

  • SHA256

    4dce648291d33a5eb98f21179e043dc2787fc2224458957bf000d8a26d65ae6d

  • SHA512

    1f9edec7d1cb9fa3e1a90510d9f40e084232164838557cd13b77e69d44ca5b54afef886ed95d4ef3bc97ec8d4785dce40b2ed9b1f3ff966453f6abb30cb60e98

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4dce648291d33a5eb98f21179e043dc2787fc2224458957bf000d8a26d65ae6d.exe
    "C:\Users\Admin\AppData\Local\Temp\4dce648291d33a5eb98f21179e043dc2787fc2224458957bf000d8a26d65ae6d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Windows\system32\cmd.exe
      "C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\BE10.tmp\BE11.bat C:\Users\Admin\AppData\Local\Temp\4dce648291d33a5eb98f21179e043dc2787fc2224458957bf000d8a26d65ae6d.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1636
      • C:\Users\Admin\AppData\Local\Temp\BE10.tmp\2.exe
        2.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious behavior: CmdExeWriteProcessMemorySpam
        PID:1688

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/2036-54-0x0000000075F21000-0x0000000075F23000-memory.dmp

          Filesize

          8KB