General

  • Target

    e8f1504422844d1c6110aad3c029c3df60bf97df548123b73bfd8fff1cdeb096

  • Size

    207KB

  • Sample

    230115-k8n67sgf6z

  • MD5

    7b1395e32128a0680e1ba94da8e0c8fa

  • SHA1

    df4ec062db84aeb1034ea7a371c26b35d06c473d

  • SHA256

    e8f1504422844d1c6110aad3c029c3df60bf97df548123b73bfd8fff1cdeb096

  • SHA512

    a901513260a867bf4fdcbc62f9bfb32aeabd50e886d5be839c93c0058a8ff0266ca27dd579a63030a299fe77467549512e6673f25bd62171a9025a3ab1c3ce98

  • SSDEEP

    3072:xXNN7tSt+BVSD5vL4yRvjUzZvAmYAXOhFxv+tiSQRzm0bNHi:VtSyMoh5wQfjM

Malware Config

Extracted

Family

lumma

C2

77.73.134.68

Targets

    • Target

      e8f1504422844d1c6110aad3c029c3df60bf97df548123b73bfd8fff1cdeb096

    • Size

      207KB

    • MD5

      7b1395e32128a0680e1ba94da8e0c8fa

    • SHA1

      df4ec062db84aeb1034ea7a371c26b35d06c473d

    • SHA256

      e8f1504422844d1c6110aad3c029c3df60bf97df548123b73bfd8fff1cdeb096

    • SHA512

      a901513260a867bf4fdcbc62f9bfb32aeabd50e886d5be839c93c0058a8ff0266ca27dd579a63030a299fe77467549512e6673f25bd62171a9025a3ab1c3ce98

    • SSDEEP

      3072:xXNN7tSt+BVSD5vL4yRvjUzZvAmYAXOhFxv+tiSQRzm0bNHi:VtSyMoh5wQfjM

    • 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