Extracted

• • Target
    signatum.io_chrome.exe
  • Size 57KB
  • SHA256 560354038aec1930921b6bd47d4f47e24cc0894a3f1fae04bc295c2bdeecb345
  • MD5 49a235d9b2c58611874aa561edef47ce
  • SHA1 016d0629c7f0a24f5229f8d59ff5dce46284079e
  • SHA512 c8118632631de7507a41afef1f3f13e6e95bef234241f675776166a6c45c3509fbc33c14d1796b707218eca42b4da10e7f4a9cbd89c41409edeab11200f9ea85
  • SSDEEP 768:MbEDo8mGF8x9afiKX0CMEcd2cwpdiYMY48N1XXGb5fAdOTJKFum1h:M/U7f9jMEulq/D48LXGb5feOTJuu+
  • TLSH
    T11143E74477FD4211F1BF9EBA8DB185514B32B8676D32C38D0694068E19B2B40DDA8F7B
  • MD5 SHA1 SHA512 SSDEEP TLSH

  Score

  10^/10

  defense_evasiondiscoveryevasionexecutionnanocoreimpactkeyloggerpersistenceprivilege_escalationransomwarespywarestealertrojan

  • Contains code to disable Windows Defender

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Family: NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

    keyloggertrojanstealerspywarenanocore

  • Modifies Windows Defender DisableAntiSpyware settings

    evasiontrojan

  • Modifies security service

    defense_evasion

  • Deletes shadow copies

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution

  • Command and Scripting Interpreter: PowerShell

    Run Powershell and hide display window.

    execution

  • Disables RegEdit via registry modification

    defense_evasion

  • Disables Task Manager via registry modification

    defense_evasion

  • Drops file in Drivers directory

  • Event Triggered Execution: Image File Execution Options Injection

    persistence

  • Modifies Windows Firewall

    defense_evasion

  • Checks computer location settings

    Looks up country code configured in the registry, likely geofence.

  • Creates a file in the Startup directory

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    persistenceprivilege_escalation

  • Disables service(s)

    defense_evasionexecution

  • Reads user/profile data of web browsers

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer

  • Stops running service(s)

    defense_evasionexecution

  • Adds Run key to start application

    persistence

  • Discovers running processes

    Running process information can be used to identify security tools or plan follow-on actions.

    discovery

  • Drops file in System32 directory

  • Executes a VBScript file via the Windows Script Host.

    execution

  • Sets desktop wallpaper using registry

    ransomware
  behavioral1behavioral2