Overview

overview

8

Static

static

update.exe

windows7_x64

8

update.exe

windows10_x64

8

Analysis

  • max time kernel
    27s
  • max time network
    29s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    06/01/2022, 12:29

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General

  • Target
    update.exe
  • Size 5.7MB
  • Sample220106-pnx1tsbfbn
  • SHA256 8c1a72991fb04dc3a8cf89605fb85150ef0e742472a0c58b8fa942a1f04877b0
  • MD5 SHA1 SHA512
Score
8/10
ransomware

Malware Config

Signatures

  • Modifies extensions of user files 12 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\update.exe
    "C:\Users\Admin\AppData\Local\Temp\update.exe"
    1⤵
    • Modifies extensions of user files
    • Suspicious behavior: EnumeratesProcesses
    PID:2480

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/2480-115-0x00007FF6359D0000-0x00007FF636320000-memory.dmp
        Download

        memory/2480-118-0x00007FF820980000-0x00007FF820982000-memory.dmp
        Download