General

  • Target

    2ae7e727dd6c17712c8f531a43aceff7.exe

  • Size

    1.8MB

  • Sample

    241218-yw4m1sznfw

  • MD5

    2ae7e727dd6c17712c8f531a43aceff7

  • SHA1

    c542fe91b2718112143ee42d726842aade9d74ee

  • SHA256

    94d5ea9bee242cdd610d7b6b715c48ebbad7f984a32631079da53aee312e99e7

  • SHA512

    66cccc48c926c9f0a27ecd489282fea18c479d9caf56b6ae8a4eb3b7d25db9ac155c1b031b02bf9811915b238c553569b0a63a471fa468b6192579a7e53b8a3b

  • SSDEEP

    49152:1jG67r4PuUTCJnw5nMeMxoYcvORfC+Tiie0Qu+UVi:s67r4PDTCnwZYfxiUV

Malware Config

Extracted

Family

lumma

Extracted

Family

stealc

Botnet

stok

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      2ae7e727dd6c17712c8f531a43aceff7.exe

    • Size

      1.8MB

    • MD5

      2ae7e727dd6c17712c8f531a43aceff7

    • SHA1

      c542fe91b2718112143ee42d726842aade9d74ee

    • SHA256

      94d5ea9bee242cdd610d7b6b715c48ebbad7f984a32631079da53aee312e99e7

    • SHA512

      66cccc48c926c9f0a27ecd489282fea18c479d9caf56b6ae8a4eb3b7d25db9ac155c1b031b02bf9811915b238c553569b0a63a471fa468b6192579a7e53b8a3b

    • SSDEEP

      49152:1jG67r4PuUTCJnw5nMeMxoYcvORfC+Tiie0Qu+UVi:s67r4PDTCnwZYfxiUV

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • Modifies Windows Defender Real-time Protection settings

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks