Analysis

  • max time kernel
    125s
  • max time network
    182s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    24-03-2022 09:01

General

  • Target

    6b970780dc37530aaeed3d0e7b4b89d4c5ea6cff662cff96c854af48c3358409.exe

  • Size

    412KB

  • MD5

    2b1b6ebad456e355b0bf36bc7c479e47

  • SHA1

    16cb78a43f5b2372561807ca3a8fe3164499455e

  • SHA256

    6b970780dc37530aaeed3d0e7b4b89d4c5ea6cff662cff96c854af48c3358409

  • SHA512

    d9550ecda607bda498f0924ad90ed0c943948d8ab2aaaecba2f8167b4096e73d379c096dca2425d65252ab6b59a6dda0ed931d3120f0207fd0274c2fde89c26a

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6b970780dc37530aaeed3d0e7b4b89d4c5ea6cff662cff96c854af48c3358409.exe
    "C:\Users\Admin\AppData\Local\Temp\6b970780dc37530aaeed3d0e7b4b89d4c5ea6cff662cff96c854af48c3358409.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Users\Admin\AppData\Local\Temp\bydam.exe
      C:\Users\Admin\AppData\Local\Temp\bydam.exe C:\Users\Admin\AppData\Local\Temp\iisac
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:816
      • C:\Users\Admin\AppData\Local\Temp\bydam.exe
        C:\Users\Admin\AppData\Local\Temp\bydam.exe C:\Users\Admin\AppData\Local\Temp\iisac
        3⤵
          PID:2036

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/816-140-0x00000000009F0000-0x00000000009F2000-memory.dmp

      Filesize

      8KB