General

  • Target

    e23f4ad89ec5f09cfc475f14349bcc6aeaa73f3aaa231db43d4cb6650fb2462d

  • Size

    257KB

  • Sample

    230116-fztm4sdf8w

  • MD5

    6d39a370d5b7ed1cd987b61adc89f25d

  • SHA1

    0484fb54f0eb45a4c2fc4e3fa9e647353024f482

  • SHA256

    e23f4ad89ec5f09cfc475f14349bcc6aeaa73f3aaa231db43d4cb6650fb2462d

  • SHA512

    f6fc10e8b6c848afb2bf5ac38ebfb95416f75316ce12a12977aca108cb8101c3f6bfaa5f3ff90a86e9fa62c84c3d3ee729aeff66a4847863e05b55fb4b92c788

  • SSDEEP

    6144:ILfHALaKffiAxSYBuAwoQ2sY6nlc/SU4zqQna:ILfgWKf6A4YBftQtY6lGSFP

Malware Config

Extracted

Family

lumma

C2

77.73.134.68

Targets

    • Target

      e23f4ad89ec5f09cfc475f14349bcc6aeaa73f3aaa231db43d4cb6650fb2462d

    • Size

      257KB

    • MD5

      6d39a370d5b7ed1cd987b61adc89f25d

    • SHA1

      0484fb54f0eb45a4c2fc4e3fa9e647353024f482

    • SHA256

      e23f4ad89ec5f09cfc475f14349bcc6aeaa73f3aaa231db43d4cb6650fb2462d

    • SHA512

      f6fc10e8b6c848afb2bf5ac38ebfb95416f75316ce12a12977aca108cb8101c3f6bfaa5f3ff90a86e9fa62c84c3d3ee729aeff66a4847863e05b55fb4b92c788

    • SSDEEP

      6144:ILfHALaKffiAxSYBuAwoQ2sY6nlc/SU4zqQna:ILfgWKf6A4YBftQtY6lGSFP

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Sets DLL path for service in the registry

    • Sets service image path in registry

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook accounts

    • Accesses Microsoft Outlook profiles

    • 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 SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks