General

  • Target

    Incognito.zip

  • Size

    7.1MB

  • Sample

    240531-lrh5asee27

  • MD5

    63079240b3eed6b027bb65232fbf7af9

  • SHA1

    1c8057ed47c33c14ab2ac71fa14641521314440f

  • SHA256

    68293945c7f39f2c0236366498465ea4fdabf6c153c9340fa6279de1ce732e1f

  • SHA512

    dd06e242c4761cf28e34ae91a5f07636be15f674834d79f138eb03b804969dafa81ea89252915fbb88669f9bb09bd4788b902328c80bc7551d4590f8ced4d428

  • SSDEEP

    196608:Zsxld4g89iK+oEGmWzJi7N4m37u8gjPOng:ZsxlChiPoBmWy4m3Pcn

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1245803318895317014/MWwE2bIuC7nD9r88eA3hM6dJFmzWXC8puVXlopPKFnYnezNuslrP3rNwI0e88YuLAhwr

Targets

    • Target

      Incognito.zip

    • Size

      7.1MB

    • MD5

      63079240b3eed6b027bb65232fbf7af9

    • SHA1

      1c8057ed47c33c14ab2ac71fa14641521314440f

    • SHA256

      68293945c7f39f2c0236366498465ea4fdabf6c153c9340fa6279de1ce732e1f

    • SHA512

      dd06e242c4761cf28e34ae91a5f07636be15f674834d79f138eb03b804969dafa81ea89252915fbb88669f9bb09bd4788b902328c80bc7551d4590f8ced4d428

    • SSDEEP

      196608:Zsxld4g89iK+oEGmWzJi7N4m37u8gjPOng:ZsxlChiPoBmWy4m3Pcn

    • Detect Umbral payload

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

    • Command and Scripting Interpreter: PowerShell

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

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks