General

  • Target

    6c59f6d8524d9cbfb92e4937ce941503

  • Size

    878KB

  • Sample

    240121-e4a6wsehg2

  • MD5

    6c59f6d8524d9cbfb92e4937ce941503

  • SHA1

    15257449da787af10c0800074fcf9c8c5f094057

  • SHA256

    237f6d600f9ecbd9e8d7f2091ea45734f9204b90c2c10b2837bc82b9fbe89e33

  • SHA512

    009d19406beeab9b5b1ea892e0e718e0940aed96dd7c5ec35dbd494facf61eea95df9b8b11d7108e136900f802e759129b10af5e945a3fac51ad47df834ec98a

  • SSDEEP

    12288:IeZhPmY3tK2gs2hFQdALegUcRfVZEgDup/eenfS+jdi0ROh:IF9H5jQdGegfRfVRSdeafXjdrRm

Malware Config

Extracted

Family

blustealer

Credentials

  • Protocol:
    smtp
  • Host:
    mail.yekamuhendislik.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    MuhasebE123*

Targets

    • Target

      6c59f6d8524d9cbfb92e4937ce941503

    • Size

      878KB

    • MD5

      6c59f6d8524d9cbfb92e4937ce941503

    • SHA1

      15257449da787af10c0800074fcf9c8c5f094057

    • SHA256

      237f6d600f9ecbd9e8d7f2091ea45734f9204b90c2c10b2837bc82b9fbe89e33

    • SHA512

      009d19406beeab9b5b1ea892e0e718e0940aed96dd7c5ec35dbd494facf61eea95df9b8b11d7108e136900f802e759129b10af5e945a3fac51ad47df834ec98a

    • SSDEEP

      12288:IeZhPmY3tK2gs2hFQdALegUcRfVZEgDup/eenfS+jdi0ROh:IF9H5jQdGegfRfVRSdeafXjdrRm

    • A310logger

      A310 Logger is a .NET stealer/logger targeting passwords from browsers and email clients.

    • BluStealer

      A Modular information stealer written in Visual Basic.

    • A310logger Executable

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks