General

  • Target

    meta 3s.webp

  • Size

    251KB

  • Sample

    241122-mswmfsvnhp

  • MD5

    12c8ccc6d8eca6e2d83f6744b6476161

  • SHA1

    c13a05fc7765e486b592335c11992bea87373e20

  • SHA256

    6f71b47fc4ab0d7d627e385452ee03dc7b536482d9cf635ccf081097c9561896

  • SHA512

    e35909eeda892f7df3fb6f3ecba17f47cf1059a07a72929242727bbb67cb1f571f97163fc607f8f231055fdf9230905c98faaa8f59b66559955ffc4ddf4b8807

  • SSDEEP

    6144:RIaW7YeRs7nsGwN8A6NnjDi8p7ZkUHEcNWWUufN1ugOxHO:RpWnUsFNX6pnFpVkUHEWWWUuVH2O

Malware Config

Targets

    • Target

      meta 3s.webp

    • Size

      251KB

    • MD5

      12c8ccc6d8eca6e2d83f6744b6476161

    • SHA1

      c13a05fc7765e486b592335c11992bea87373e20

    • SHA256

      6f71b47fc4ab0d7d627e385452ee03dc7b536482d9cf635ccf081097c9561896

    • SHA512

      e35909eeda892f7df3fb6f3ecba17f47cf1059a07a72929242727bbb67cb1f571f97163fc607f8f231055fdf9230905c98faaa8f59b66559955ffc4ddf4b8807

    • SSDEEP

      6144:RIaW7YeRs7nsGwN8A6NnjDi8p7ZkUHEcNWWUufN1ugOxHO:RpWnUsFNX6pnFpVkUHEWWWUuVH2O

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

    • Manipulates Digital Signatures

      Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

    • Possible privilege escalation attempt

    • A potential corporate email address has been identified in the URL: [email protected]

    • 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

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Legitimate hosting services abused for malware hosting/C2

    • Checks system information in the registry

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

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks