Overview

overview

9

Static

static

3

Yaseh.exe

windows10-2004-x64

9

Yaseh.exe

windows11-ltsc_2024-x64

9

Sharing

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General

  • Target
    Yaseh.exe
  • Size 69.9MB
  • Sample260702-sp4fsagy61
  • SHA256 3f5836a58eb47fcce6dc259c19023b4a9ae7e358e5d09cce078f6782259e9d48
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
defense_evasionexecutionransomware

Malware Config

Targets

    • Target
      Yaseh.exe
    • Size 69.9MB
    • SHA256 3f5836a58eb47fcce6dc259c19023b4a9ae7e358e5d09cce078f6782259e9d48
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    defense_evasionexecutionransomware

    • Enumerates VirtualBox registry keys

      defense_evasion

    • Looks for VirtualBox Guest Additions in registry

      defense_evasion

    • Looks for VMWare Tools registry key

      defense_evasion

    • Checks computer location settings

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

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks