General

  • Target

    732451ae56d16c1a74b3969d4514f5962c31b93eafea126b9c8b0709eb35b2b7

  • Size

    206KB

  • Sample

    230115-b32exagd83

  • MD5

    34e1a99bd688f0570652525d499e8196

  • SHA1

    4a37d069ad3da074f844ced741359f5d5cfae032

  • SHA256

    732451ae56d16c1a74b3969d4514f5962c31b93eafea126b9c8b0709eb35b2b7

  • SHA512

    35a93f317131270eb7c06c3794fb0013bd3d4d7604690e7ad0428670fe22b503ff9a63cac5ac9df84cae55fad493b1b01065a822e645d868dbf26b2f4b14cbb1

  • SSDEEP

    3072:5Xt7YGVMp2vT/C5TwmdgCWKSbpNFlBFl+EjTxrxapb:dVVMp2r4zvmNzDlwp

Malware Config

Extracted

Family

lumma

C2

77.73.134.68

Targets

    • Target

      732451ae56d16c1a74b3969d4514f5962c31b93eafea126b9c8b0709eb35b2b7

    • Size

      206KB

    • MD5

      34e1a99bd688f0570652525d499e8196

    • SHA1

      4a37d069ad3da074f844ced741359f5d5cfae032

    • SHA256

      732451ae56d16c1a74b3969d4514f5962c31b93eafea126b9c8b0709eb35b2b7

    • SHA512

      35a93f317131270eb7c06c3794fb0013bd3d4d7604690e7ad0428670fe22b503ff9a63cac5ac9df84cae55fad493b1b01065a822e645d868dbf26b2f4b14cbb1

    • SSDEEP

      3072:5Xt7YGVMp2vT/C5TwmdgCWKSbpNFlBFl+EjTxrxapb:dVVMp2r4zvmNzDlwp

    • 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