Overview

overview

10

Static

static

10

cs22.exe

windows10-2004-x64

10

cs22.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    cs22.exe
  • Size 1.3MB
  • Sample260808-dmjahabd48
  • SHA256 27c316253cd54811b630b4e0aeb9f7efce8e96df985ab7de2b36b23b1e42e069
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
dcratdiscoveryexecutioninfostealerpersistencerat

Malware Config

Targets

    • Target
      cs22.exe
    • Size 1.3MB
    • SHA256 27c316253cd54811b630b4e0aeb9f7efce8e96df985ab7de2b36b23b1e42e069
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutiondcratinfostealerpersistencerat

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

      rat

    • Family: DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

      ratinfostealerdcrat

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Looks up external IP address via web service

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

      discovery

    • Executes a VBScript file via the Windows Script Host.

      execution

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks