Analysis

  • max time kernel
    150s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    05-05-2021 02:28

General

  • Target

    fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3.exe

  • Size

    32KB

  • MD5

    faf1e38b2d84c9093b2ec6bdfc4f4790

  • SHA1

    624e215b134ce06642023e089067b07f4631e8e7

  • SHA256

    fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3

  • SHA512

    72faf8c7f04c2034f917c88f2a692b42fa98854a384195686a5fc5bd80903c352ee03292eb061c987e81e92e29c7af7ccb385f0a3e8b21d6cc094ce6ab86f542

Score
10/10

Malware Config

Signatures

  • Upatre

    Upatre is a generic malware downloader.

  • 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3.exe
    "C:\Users\Admin\AppData\Local\Temp\fd000124bb00b7a21a5f6b140b22318b8179aff73f3ffbf1fbc3bcdc2c4eb1a3.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      PID:3700

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2016-117-0x0000000000640000-0x0000000000641000-memory.dmp

    Filesize

    4KB

  • memory/3700-118-0x0000000000460000-0x000000000050E000-memory.dmp

    Filesize

    696KB