Resubmissions

10/08/2024, 03:20

240810-dvtq7stdlj 8

General

  • Target

    https://cdn.discordapp.com/attachments/1259791596992335903/1259799048450342963/SolaraB.zip?ex=66b7d78b&is=66b6860b&hm=8206d5662c9351bbcfb41bbfa520480db1d75aa51ea1b3a0ad5aa9f8453603ed&

  • Sample

    240810-dvtq7stdlj

Malware Config

Targets

    • Target

      https://cdn.discordapp.com/attachments/1259791596992335903/1259799048450342963/SolaraB.zip?ex=66b7d78b&is=66b6860b&hm=8206d5662c9351bbcfb41bbfa520480db1d75aa51ea1b3a0ad5aa9f8453603ed&

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Powershell Invoke Web Request.

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Mark of the Web detected: This indicates that the page was originally saved or cloned.

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks