Overview

overview

10

Static

static

10

coldstart.exe

windows7-x64

10

coldstart.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    coldstart.exe

  • Size

    3.1MB

  • MD5

    f203168d523e70b35b8d3fc729c22144

  • SHA1

    60232dde8f123dcb45453df4f29baf81fac3353a

  • SHA256

    27397e611181aeea033279de2b1ff98d6f3f7a1dd9e72f67bac35d94025d38ab

  • SHA512

    53c950febedae2a9cf6a64b86b7e3b9abf000641eb7f1c056bebcb8117889671a6569a2650dac4566f26e6ef531df40b23ca15425a5a005dbe30ce13f96e748a

  • SSDEEP

    49152:CvbI22SsaNYfdPBldt698dBcjHbktwOBxgDoGdiSRTHHB72eh2NT:Cvk22SsaNYfdPBldt6+dBcjHSwR

Score
10/10
office04quasar

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

10.211.55.25:4782

Mutex

bcdc82e5-0aef-44c0-9c1b-922134e29c07

Attributes
  • encryption_key

    6A71CE09A1F29B83F2F2D2942418EC75697893A6

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Signatures

  • Quasar family
    quasar
  • Quasar payload 1 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

Files

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

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections