Overview

overview

10

Static

static

10

SecureCheck.exe

windows10-2004-x64

10

SecureCheck.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    SecureCheck.exe
  • Size 306KB
  • Sample260924-g3rtcsfg86
  • SHA256 ca5c9fd429e9ca758b80d8e156be05b53da4436d631b364e7f74e97d3c6bd8bf
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
umbraldiscoverystealer

Malware Config

Extracted

Family

  • umbral

Version

  • v1.3

C2

  • https://discord.com/api/webhooks/1237029252285861910/k01vX69SAWif6kCqudGYITc6IvCQYHV-McHrHcg3rYSnnITUv5ViyFBuPb_ka1Cf0Ul3

Targets

    • Target
      SecureCheck.exe
    • Size 306KB
    • SHA256 ca5c9fd429e9ca758b80d8e156be05b53da4436d631b364e7f74e97d3c6bd8bf
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryumbralstealer

    • Detects Umbral payload

    • Family: Umbral

      Umbral stealer is an open-source modular stealer written in C#.

      stealerumbral

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

      discovery
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks