Overview

overview

8

Static

static

3

2024-02-14...uk.exe

windows7-x64

8

2024-02-14...uk.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    139s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/02/2024, 04:47

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General

  • Target

    2024-02-14_f385d5765004cd7ca4162da807635a7f_ryuk.exe

  • Size

    627KB

  • MD5

    f385d5765004cd7ca4162da807635a7f

  • SHA1

    2aedbe1d1ac7133a325650e35e8b1b7258aabda5

  • SHA256

    7ee703efee4bd394efd87fcaf1a4ab9d78e767e9baf287d54125f4d4f147d0a9

  • SHA512

    9f94288d8fc7860c735d27d869460879db82d3baba6a117552a24afb11257851ce410be4d2cc3365686992de34eb179a1d0178149939ebb8d45fb628cc296bc8

  • SSDEEP

    12288:kQJlmyBNzSZUHnKCTzpzL6RF99CwiGafY4qUgFFWhcVcXENsaZhnrzY:DfzSZEnKYd6CwC4FWhcVEENsMhnrz

Score
8/10
persistence

Malware Config

Signatures

  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-02-14_f385d5765004cd7ca4162da807635a7f_ryuk.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-14_f385d5765004cd7ca4162da807635a7f_ryuk.exe"
    1⤵
    • Sets service image path in registry
    • Suspicious behavior: LoadsDriver
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2872
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c pause
      2⤵
        PID:4252

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads