General

  • Target

    loader.exe

  • Size

    254KB

  • Sample

    240704-vkzyxazdjl

  • MD5

    ce298bde4b5d1231f937e3c434275dc0

  • SHA1

    8dc7b79f0c7abd7c11fdddd6d102bcf5cf11e4f7

  • SHA256

    36734bbdc99849c42ec7ee00791c0d62847c0e90e570433711c014bae6b69079

  • SHA512

    79ea7640fb1abc8ad4d36a28cbb342fc0be563f9fc5fc9ad07dd5ca3cde24f5d5c4d1d2c09f0bfb6e8206cef6bff9ebfd626d020527ad8e7754afc1fc2f0ea1a

  • SSDEEP

    6144:K4oZoAeVHPtHgTIAaZgCwDx7axHU0unC28ejI877:xoZyHPvWCwjXCsIa

Score
10/10

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1256062934485045258/Q_bRzRUen92KeGVBFc6B5Dg9OremPYs3ocgIoMQC8M0kLh5sIrj8beRvj7lBOtwcwCDV

Targets

    • Target

      loader.exe

    • Size

      254KB

    • MD5

      ce298bde4b5d1231f937e3c434275dc0

    • SHA1

      8dc7b79f0c7abd7c11fdddd6d102bcf5cf11e4f7

    • SHA256

      36734bbdc99849c42ec7ee00791c0d62847c0e90e570433711c014bae6b69079

    • SHA512

      79ea7640fb1abc8ad4d36a28cbb342fc0be563f9fc5fc9ad07dd5ca3cde24f5d5c4d1d2c09f0bfb6e8206cef6bff9ebfd626d020527ad8e7754afc1fc2f0ea1a

    • SSDEEP

      6144:K4oZoAeVHPtHgTIAaZgCwDx7axHU0unC28ejI877:xoZyHPvWCwjXCsIa

    Score
    10/10
    • Detect Umbral payload

    • Umbral

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks