General

  • Target

    9bf8290e9860bd4553c58ea74e049928fcfda1d396369568bbf99dec516aa47d

  • Size

    209KB

  • Sample

    230116-fklc7add8t

  • MD5

    e68958b1fbd0481a48ed19a997b86d21

  • SHA1

    9563ab69202218f0633fe0d4f0a896b6d5be357c

  • SHA256

    9bf8290e9860bd4553c58ea74e049928fcfda1d396369568bbf99dec516aa47d

  • SHA512

    6287bc4d36e1aa29aa5022f686c352afae6706f84f3911aaef8be62b5bd3fd3114ddfa1e381441321c4feb630e0dbf54b99fbd7733dc63dd736e9b726c2ace4a

  • SSDEEP

    3072:TMXzBJKyod5fhay1zMv1H2c1A33Vh+QiMT0uwi:TIyyABm0HQMwu

Malware Config

Extracted

Family

lumma

C2

77.73.134.68

Targets

    • Target

      9bf8290e9860bd4553c58ea74e049928fcfda1d396369568bbf99dec516aa47d

    • Size

      209KB

    • MD5

      e68958b1fbd0481a48ed19a997b86d21

    • SHA1

      9563ab69202218f0633fe0d4f0a896b6d5be357c

    • SHA256

      9bf8290e9860bd4553c58ea74e049928fcfda1d396369568bbf99dec516aa47d

    • SHA512

      6287bc4d36e1aa29aa5022f686c352afae6706f84f3911aaef8be62b5bd3fd3114ddfa1e381441321c4feb630e0dbf54b99fbd7733dc63dd736e9b726c2ace4a

    • SSDEEP

      3072:TMXzBJKyod5fhay1zMv1H2c1A33Vh+QiMT0uwi:TIyyABm0HQMwu

    • Detects Smokeloader packer

    • Lumma Stealer

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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • 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

    • 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