General

  • Target

    a1777be6284799cc06a9d9072f4f3d2181287fb7770cbd7dbfb5bbd7d031dc30.exe

  • Size

    603KB

  • Sample

    241101-ffe1lsxdkn

  • MD5

    adf22eb2587ab26a966c2c9673580a73

  • SHA1

    a846d4a58ae7b294c1958cc538b5ed103e7445fb

  • SHA256

    a1777be6284799cc06a9d9072f4f3d2181287fb7770cbd7dbfb5bbd7d031dc30

  • SHA512

    bde338b7d5d338dba1e8aeb0bcd5e5e390025aec48e4fffe518b194a22fe6aee4cd1db0480e682e85d9d4ac20cc2ab1c4da9fb8fc03b57344145d94390a6ff34

  • SSDEEP

    12288:woaDPw1Qk89Tmyy8e9vLr78Ly3KzgGUsB/gRZYHdh:gLw9gTFyXjvgy3Kz/UKWqd

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    50.31.176.103
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    HW=f09RQ-BL1

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://50.31.176.103/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    HW=f09RQ-BL1

Targets

    • Target

      a1777be6284799cc06a9d9072f4f3d2181287fb7770cbd7dbfb5bbd7d031dc30.exe

    • Size

      603KB

    • MD5

      adf22eb2587ab26a966c2c9673580a73

    • SHA1

      a846d4a58ae7b294c1958cc538b5ed103e7445fb

    • SHA256

      a1777be6284799cc06a9d9072f4f3d2181287fb7770cbd7dbfb5bbd7d031dc30

    • SHA512

      bde338b7d5d338dba1e8aeb0bcd5e5e390025aec48e4fffe518b194a22fe6aee4cd1db0480e682e85d9d4ac20cc2ab1c4da9fb8fc03b57344145d94390a6ff34

    • SSDEEP

      12288:woaDPw1Qk89Tmyy8e9vLr78Ly3KzgGUsB/gRZYHdh:gLw9gTFyXjvgy3Kz/UKWqd

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Snakekeylogger family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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 v15

Tasks