General

  • Target

    f7484950b8f524213225d2cd1f467284725f9d0412a968a82e74c1c37c82bc55

  • Size

    1.8MB

  • Sample

    250218-jx1v7ayndz

  • MD5

    0a8916e7837fe7d78e33d84453d6f7d7

  • SHA1

    fd27c7fb6a794008033a17c531efebd08f7da170

  • SHA256

    f7484950b8f524213225d2cd1f467284725f9d0412a968a82e74c1c37c82bc55

  • SHA512

    5a1575330d748d6aec2ae5a293f10af66d1f635afa9ca010504f6a95bcabc167453b6fb2dede6490ca07fca1680a4dad76b353f14a5d214021d575302126e04d

  • SSDEEP

    49152:3NUH2QV3RROeYMgPc+7KctcF4GBOMYoem:3NUWw3RRO/MgneVF4G06em

Malware Config

Extracted

Family

lumma

C2

https://mercharena.biz/api

Targets

    • Target

      f7484950b8f524213225d2cd1f467284725f9d0412a968a82e74c1c37c82bc55

    • Size

      1.8MB

    • MD5

      0a8916e7837fe7d78e33d84453d6f7d7

    • SHA1

      fd27c7fb6a794008033a17c531efebd08f7da170

    • SHA256

      f7484950b8f524213225d2cd1f467284725f9d0412a968a82e74c1c37c82bc55

    • SHA512

      5a1575330d748d6aec2ae5a293f10af66d1f635afa9ca010504f6a95bcabc167453b6fb2dede6490ca07fca1680a4dad76b353f14a5d214021d575302126e04d

    • SSDEEP

      49152:3NUH2QV3RROeYMgPc+7KctcF4GBOMYoem:3NUWw3RRO/MgneVF4G06em

    • Lumma Stealer, LummaC

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

    • Lumma family

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

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

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

    • Reads user/profile data of local email clients

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

    • 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