Overview

overview

10

Static

static

10

C37Bootstrapper.exe

windows7-x64

10

C37Bootstrapper.exe

windows10-2004-x64

10

Resubmissions

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General

  • Target

    C37Bootstrapper.exe

  • Size

    407KB

  • MD5

    2a25b9d935c4fe0a9f85251ecabfd923

  • SHA1

    bebbdce90e0ba9eb1cf388f0db17dbb97775e9e2

  • SHA256

    b5015182ecaa7561f27090fb7b2aab0decbbffc94606225b12676dc720266498

  • SHA512

    08f31d8e8867fcdadb209d28ad3f654b694fe5ec19a289871d758ab75d7759f08c4b8f01c789be22c2e83dafa8ec9e861479003e1e091038074471c701bf9dbf

  • SSDEEP

    6144:oloZMLrIkd8g+EtXHkv/iD4I7lXrRiK1AwBzOurZpjb8e1mVi4qkRH:2oZ0L+EP8I7lXrRiK1AwBzOurzr4J

Score
10/10
umbral

Malware Config

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1240608431912648746/0xO8j0CKqDNLBbrrGwB4Di4ZwKK6d-HUusc2YnRBbbd4ysQkmEvxp1Nbx9O5yHNNZk95

Signatures

  • Detect Umbral payload 1 IoCs
  • Umbral family
    umbral
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

Files

  • C37Bootstrapper.exe
    .exe windows:4 windows x86 arch:x86

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections