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Overview

overview

10

Static

static

3

2024-03-15...ck.exe

windows7-x64

10

2024-03-15...ck.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/03/2024, 09:59

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General

  • Target

    2024-03-15_a44ee9c467d45ed3d8e86ec165017539_ransomlock.exe

  • Size

    436KB

  • MD5

    a44ee9c467d45ed3d8e86ec165017539

  • SHA1

    efbbf15fb3466d78e8a57d24da3a05b9a4a33453

  • SHA256

    4526ae4561821d6b114ad8e12c0ed0bd416fe890ede8b75c875026640a8b866e

  • SHA512

    9d56372cd224ef3eb70678ed1be0578326de0307a7cc7e1b06a7ad3987640a97a6df39e13c310eaa725893f7fd622522838c81e16c88a02ac1094cb3bb36c0bd

  • SSDEEP

    12288:7MSU4joci8M6PW1GVFeFd60DFUyhezYM:ASUCpM2W1Gvgmyezv

Score
10/10
persistence

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-03-15_a44ee9c467d45ed3d8e86ec165017539_ransomlock.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-03-15_a44ee9c467d45ed3d8e86ec165017539_ransomlock.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    PID:2824
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies Installed Components in the registry
    • Suspicious use of AdjustPrivilegeToken
    PID:3180
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies registry class
    PID:384

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2824-0-0x0000000002230000-0x0000000002231000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2824-1-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

    Download

  • memory/2824-3-0x0000000002230000-0x0000000002231000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2824-4-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

    Download