General

  • Target

    ssc auto farm.exe

  • Size

    234KB

  • Sample

    240801-cen1cawbjn

  • MD5

    93b8af81f443c7c7e2f7b2849a6d9267

  • SHA1

    2f52da087a33204cc30cd5a32acd56c21ca49130

  • SHA256

    ed014366195129234631901d05871e2fec76dcfc55c7ad1d9b9a871a7a3c84ef

  • SHA512

    d9ae274fe0edefbc5d2f53079ed0e21a1a2affa8d995aa0433814f464230ff87b9f43295485a083f23b061c1f73d172118172f6c332f33c7f4a3925f0f946fee

  • SSDEEP

    6144:IloZM+rIkd8g+EtXHkv/iD4KRLPOsTPkKFQu//Om9b8e1m9rw73iI:WoZtL+EP8KRLPOsTPkKFQu//O2GrwW

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1263480737898696755/gqpJ65PSjb7jWX7tyskZakbjRsq2DqmdgMe--ueGXFc-P0qruRCFzn7Zt7vjwZj9nuKv

Targets

    • Target

      ssc auto farm.exe

    • Size

      234KB

    • MD5

      93b8af81f443c7c7e2f7b2849a6d9267

    • SHA1

      2f52da087a33204cc30cd5a32acd56c21ca49130

    • SHA256

      ed014366195129234631901d05871e2fec76dcfc55c7ad1d9b9a871a7a3c84ef

    • SHA512

      d9ae274fe0edefbc5d2f53079ed0e21a1a2affa8d995aa0433814f464230ff87b9f43295485a083f23b061c1f73d172118172f6c332f33c7f4a3925f0f946fee

    • SSDEEP

      6144:IloZM+rIkd8g+EtXHkv/iD4KRLPOsTPkKFQu//Om9b8e1m9rw73iI:WoZtL+EP8KRLPOsTPkKFQu//O2GrwW

    • Detect Umbral payload

    • Umbral

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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