General

  • Target

    Umbral.exe

  • Size

    229KB

  • Sample

    240105-p21c4sddb8

  • MD5

    f7aea1fe85b23a400c7415f2b52720fc

  • SHA1

    fa483aa9e04b67c9cd0a2210e2f2e7f332aa5f93

  • SHA256

    1e9eb60c3b4040412e7713b686e520a24c0aec6119018ef942fe314e571f55d8

  • SHA512

    fd45fc156c8b74ed718b2c40c9b06ba4c20e5e9ca32e0a4eb033587791320f6c469f88f9e76cc4f9beb38782db9ec8d41ff4030a5dc0f7bf05cbcffd4ff36629

  • SSDEEP

    6144:lloZMHrIkd8g+EtXHkv/iD4ZlCMVjgULJyD1Ac5tqb8e1m5i:noZIL+EP8ZlCMVjgULJyD1Ac5sL

Score
10/10

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1192617650090692748/hok5NVgoTBHsU4H9gfFwRgZXcT97ag8ppQZZk_ZKk0THom5fhO6_lJse8wEGqoitVStK

Targets

    • Target

      Umbral.exe

    • Size

      229KB

    • MD5

      f7aea1fe85b23a400c7415f2b52720fc

    • SHA1

      fa483aa9e04b67c9cd0a2210e2f2e7f332aa5f93

    • SHA256

      1e9eb60c3b4040412e7713b686e520a24c0aec6119018ef942fe314e571f55d8

    • SHA512

      fd45fc156c8b74ed718b2c40c9b06ba4c20e5e9ca32e0a4eb033587791320f6c469f88f9e76cc4f9beb38782db9ec8d41ff4030a5dc0f7bf05cbcffd4ff36629

    • SSDEEP

      6144:lloZMHrIkd8g+EtXHkv/iD4ZlCMVjgULJyD1Ac5tqb8e1m5i:noZIL+EP8ZlCMVjgULJyD1Ac5sL

    Score
    10/10
    • Detect Umbral payload

    • Umbral

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

    • 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