General

  • Target

    6ffc0d155c1236f56eeafac87f1101e6092395e85d85221bbeacae82467a3429

  • Size

    228KB

  • Sample

    221221-mbhdhafb9v

  • MD5

    8793e5a0f0fd506608988d3e7ea47df1

  • SHA1

    cc6e70093cecd58e60a25833b85c47319b577180

  • SHA256

    6ffc0d155c1236f56eeafac87f1101e6092395e85d85221bbeacae82467a3429

  • SHA512

    d4690f0c3397ea07aba49f28d37b0ddafffa980752b1b0ec8ed7953ebe2ed217a42076bfed78198d3faa00f8799a64c08565f22346eaf02593217837af8d1fee

  • SSDEEP

    3072:WiNwULMSc315amJRx8PRh82vPwnL1TGAMuWzgKr/sJ:fxLMSJ2R0iBT17Wzz/

Malware Config

Targets

    • Target

      6ffc0d155c1236f56eeafac87f1101e6092395e85d85221bbeacae82467a3429

    • Size

      228KB

    • MD5

      8793e5a0f0fd506608988d3e7ea47df1

    • SHA1

      cc6e70093cecd58e60a25833b85c47319b577180

    • SHA256

      6ffc0d155c1236f56eeafac87f1101e6092395e85d85221bbeacae82467a3429

    • SHA512

      d4690f0c3397ea07aba49f28d37b0ddafffa980752b1b0ec8ed7953ebe2ed217a42076bfed78198d3faa00f8799a64c08565f22346eaf02593217837af8d1fee

    • SSDEEP

      3072:WiNwULMSc315amJRx8PRh82vPwnL1TGAMuWzgKr/sJ:fxLMSJ2R0iBT17Wzz/

    • Detects Smokeloader packer

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • 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