Resubmissions

17/10/2022, 14:06

221017-rel83scbgl10

15/10/2022, 15:56

221015-tddlnafge810

General

  • Target
    2799e835de7c35f0578c7ec497a20cf1.exe
  • Size 214KB
  • Sample221017-rel83scbgl
  • SHA256 7f1162b133373aeaa422b0356992ffecbc1c9c4fa07afdc389fb8d62e040e152
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • erbium

C2
  • http://77.73.133.53/cloud/index.php

Targets

    • Target
      2799e835de7c35f0578c7ec497a20cf1.exe
    • Size 214KB
    • SHA256 7f1162b133373aeaa422b0356992ffecbc1c9c4fa07afdc389fb8d62e040e152
    • MD5 SHA1 SHA512 SSDEEP
    • Detects Smokeloader packer

    • Erbium

      Erbium is an infostealer written in C++ and first seen in July 2022.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • 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.

MITRE ATT&CK Enterprise v6

Tasks