Statik Analiz — DCRat | ALTO | CVSS: 7.5

Arquivo

SHA256eab87dd44560f33c6754aa5265f8d958cd900e06b9ab1dc7a221d0202ffc2e8a
MD51ad42b39ef38e189b35f5948d6a77c8a
Arquivoeab87dd44560f33c6754aa5265f8d958cd900e06b9ab1dc7a221d0202ffc2e8a.exe
Tamanho29,814,384 byte
TipoPE32 executable for MS Windows 4.00 (GUI), Intel i386, 8 sections
Stringler67,606
PDB: D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb

Bölümler

AdEntropi
CODE6.34
DATA1.12
BSS0.0
.idata3.48
.tls0.0
.rdata0.2
.reloc5.78
.rsrc7.98

Import Tablosu

  • kernel32.dll
  • kernel32.dll
  • shfolder.dll
  • shell32.dll

IOC

SHA256eab87dd44560f33c6754aa5265f8d958cd900e06b9ab1dc7a221d0202ffc2e8a
MD51ad42b39ef38e189b35f5948d6a77c8a
IP1.0.0.0, 6.0.0.0, 4.0.0.0
Domainsystem.io, system.net, sectigo.com, microsoft.com, digicert.com, usertrust.com
PDBD:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb
C2system.io, system.net, sectigo.com, microsoft.com, digicert.com

DCRat — Perfil do malware

DCRat Rusça RAT. sostener1.vbs VBScript dropper. PowerShell ExecutionPolicy Bypass. geutqmonpmjthuux.ru DGA C2.

Tipo de malware
RAT
Linguagem de programação
C#/.NET
Protocolo C2
HTTP
Sistemas-alvo
Windows
Também conhecido como (AKA)
DarkCrystal

Detalhes técnicos

.NET C#, AES-128-CBC sifreleme, plugin mimarisi (DLLler), TCP varsayilan port 5552, SQLite lokal depolama, Anti-VM/Sandbox (Process check, Registry), Loader, Stealer, RAT modulleri ayri

Capacidades e comportamento

Uzaktan Erişim & Kontrol
Keylogger
Ekran Görüntüsü
Webcam Erişimi
Dosya Yönetimi
Süreç Yönetimi
Komut Yürütme
Kalıcılık Mekanizması

Lista IOC (10 indicadores)

IOC — DCRat
# IP 1.0.0.0 # IP 6.0.0.0 # IP 4.0.0.0 # DOMAIN system.io # DOMAIN system.net # DOMAIN sectigo.com # DOMAIN microsoft.com # DOMAIN digicert.com # DOMAIN usertrust.com # FILEPATH D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb
TipoValorNota
ip 1.0.0.0 C2 aday
ip 6.0.0.0 C2 aday
ip 4.0.0.0 C2 aday
domain system.io C2 domain
domain system.net C2 domain
domain sectigo.com C2 domain
domain microsoft.com C2 domain
domain digicert.com C2 domain
domain usertrust.com C2 domain
filepath D:\Projects\WinRAR\sfx\build\sfxrar32\Release\sfxrar.pdb PDB

Servidores C2 (8 servidores registrados para esta família)

Endereço Tipo Porta Protocolo Status País
microsoft.com domain — TCP active —
digicert.com domain — TCP active —
crypto.io domain — TCP active —
microsoft.com domain — TCP active —
microsoft.com domain — TCP active —
microsoft.com domain — TCP active —
microsoft.com domain — TCP active —
microsoft.com domain — TCP active —

Os endereços C2 são fornecidos apenas a partir de amostras de malware verificadas manualmente pela equipe KEYDAL. O uso comercial é proibido.

Tags
DCRatmalwarestatik-analizIOC