Resubmissions

11/04/2025, 11:18 UTC

250411-ner8jsxnx2 10

11/04/2025, 11:16 UTC

250411-ndjj1sxtdy 10

General

  • Target

    Everything-1.4.1.1026.x64-Setup2.exe

  • Size

    468KB

  • Sample

    250411-ner8jsxnx2

  • MD5

    53e560338b0fabac1c89e7baf950046d

  • SHA1

    517c82342d0e5ee0a581ff0db0e543c9cb9986a4

  • SHA256

    c9d2459c5bd3e5044d4d625f92e30bfa475e11fe259fc00c0d4961f5ebe10f3b

  • SHA512

    4216abf6d385c3f37889300dd9c8ec98215e7f8810806b2a306cd6e79747c720972b74026917ed5cc9a07e8c677aed2ad2ffc509290853eaa0ec4bc807a3843d

  • SSDEEP

    12288:hGePVle8y4TKs/u6oZtL+EP855eLcCFdW8j+ctBIX0B:oITKoI8XeLcCFdW8j+ctBIXo

Malware Config

Targets

    • Target

      Everything-1.4.1.1026.x64-Setup2.exe

    • Size

      468KB

    • MD5

      53e560338b0fabac1c89e7baf950046d

    • SHA1

      517c82342d0e5ee0a581ff0db0e543c9cb9986a4

    • SHA256

      c9d2459c5bd3e5044d4d625f92e30bfa475e11fe259fc00c0d4961f5ebe10f3b

    • SHA512

      4216abf6d385c3f37889300dd9c8ec98215e7f8810806b2a306cd6e79747c720972b74026917ed5cc9a07e8c677aed2ad2ffc509290853eaa0ec4bc807a3843d

    • SSDEEP

      12288:hGePVle8y4TKs/u6oZtL+EP855eLcCFdW8j+ctBIX0B:oITKoI8XeLcCFdW8j+ctBIXo

    • Detect Umbral payload

    • Umbral

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

    • Umbral family

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Drops file in Drivers directory

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

    • 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 v16

Tasks

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