General

  • Target

    RagdollEnginess1.exe

  • Size

    231KB

  • Sample

    240510-slde7afc56

  • MD5

    513fd7524bb2fbd7e8d0bbbf77e19364

  • SHA1

    64df582eeda76d3eebc44d6bae356d56bbf6207d

  • SHA256

    3d7e2a98ff098b5b4077ae120139bde751bdbdf9f1fb0adab59e76798e3b0159

  • SHA512

    c67a7552d2e50455ac81dabf91dea56a112c2fbee6968a40dd8022a454bcac874c640548aa87f6ad2e3a940f2febab822a5de61ef43bcca51e09c938d4b60d26

  • SSDEEP

    6144:xloZM+rIkd8g+EtXHkv/iD4A8G0PlO2Zuc1niinqfAtxjq8e1m3+i:DoZtL+EP8AR0PlO2Zuc1niin6QxMEz

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1238495230525706311/YUKSLlu-q7PPHzj3OqA9pVIA_-Rm0AFCu-v9lkAd6X4jam-U2ilhUnDjJE994onE01Q-

Targets

    • Target

      RagdollEnginess1.exe

    • Size

      231KB

    • MD5

      513fd7524bb2fbd7e8d0bbbf77e19364

    • SHA1

      64df582eeda76d3eebc44d6bae356d56bbf6207d

    • SHA256

      3d7e2a98ff098b5b4077ae120139bde751bdbdf9f1fb0adab59e76798e3b0159

    • SHA512

      c67a7552d2e50455ac81dabf91dea56a112c2fbee6968a40dd8022a454bcac874c640548aa87f6ad2e3a940f2febab822a5de61ef43bcca51e09c938d4b60d26

    • SSDEEP

      6144:xloZM+rIkd8g+EtXHkv/iD4A8G0PlO2Zuc1niinqfAtxjq8e1m3+i:DoZtL+EP8AR0PlO2Zuc1niin6QxMEz

    • 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

    • Deletes itself

    • 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