General

  • Target

    5d65e415b3e985162f67ce079d1e55723818b05e3aacc6e85196dd1bed0576c6

  • Size

    622KB

  • Sample

    221123-rh6f5agf92

  • MD5

    8935e8c56a13bd974f94373f187fc00b

  • SHA1

    ba4e69370f6954f87489508170ccf688aa323550

  • SHA256

    5d65e415b3e985162f67ce079d1e55723818b05e3aacc6e85196dd1bed0576c6

  • SHA512

    ff26ab5aba08f7188c442b5703260e2f651b207746a25b53443b41c9064680bba362664ea884bdfcb4ea2555750d688c00d1ae2952ef39f1b6a6d4a125aa8f34

  • SSDEEP

    12288:AuiB6bin34Lj+4re24FPTa5f0Wn/gvp1wZ9sFnW9QOh/NNZcy:SB6cuerFMfT/T9sJW9V9Ky

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    yuuftwryykrxbtku

Targets

    • Target

      5d65e415b3e985162f67ce079d1e55723818b05e3aacc6e85196dd1bed0576c6

    • Size

      622KB

    • MD5

      8935e8c56a13bd974f94373f187fc00b

    • SHA1

      ba4e69370f6954f87489508170ccf688aa323550

    • SHA256

      5d65e415b3e985162f67ce079d1e55723818b05e3aacc6e85196dd1bed0576c6

    • SHA512

      ff26ab5aba08f7188c442b5703260e2f651b207746a25b53443b41c9064680bba362664ea884bdfcb4ea2555750d688c00d1ae2952ef39f1b6a6d4a125aa8f34

    • SSDEEP

      12288:AuiB6bin34Lj+4re24FPTa5f0Wn/gvp1wZ9sFnW9QOh/NNZcy:SB6cuerFMfT/T9sJW9V9Ky

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • Nirsoft

    • Executes dropped EXE

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks