Statik Analiz — RemcosRAT | YÜKSEK | CVSS: 7.5

Dosya

SHA256f682942cb2b55e88b3dc13b228c35765ad624434cf472490078a29566c7bfa03
MD537daa89551604908ec63096ec5a87504
Dosyaf682942cb2b55e88b3dc13b228c35765ad624434cf472490078a29566c7bfa03.exe
Boyut1,243,648 byte
TürPE32 executable for MS Windows 6.00 (GUI), Intel i386 Mono/.Net assembly, 3 sections
Stringler2,331

Bölümler

AdEntropi
.text7.94
.rsrc3.7
.reloc0.08

Import Tablosu

  • mscoree.dll

IOC

SHA256f682942cb2b55e88b3dc13b228c35765ad624434cf472490078a29566c7bfa03
MD537daa89551604908ec63096ec5a87504
IP16.10.0.0, 16.0.0.0, 1.0.0.0, 4.0.0.0

RemcosRAT — Malware Profile

RemcosRAT - BreakingSecurity.net tarafindan lisansli satilan uzaktan erisim araci. Mesbru pentesting araci olarak satilsa da kriminal aktörler tarafindan yaygin kullanilir. Process hollowing, keylogger, clipboard/audio/screenshot izleme, Chrome kimlik bilgisi hirsizligi, UAC bypass, TLS 1.3 sifreli C2.

Malware Type
RAT
Programming Language
C++
C2 Protocol
TCP/RC4
Target Systems
Windows
Also Known As (AKA)
Remcos, Breaking-Security

Technical Details

TCP port 2404 (varsayilan), RC4 veya XOR sifreleme, C++ ile gelistirilmis, PE injection, UAC bypass (CMSTPLUA), AMSI bypass, Anti-debug (GetTickCount/RDTSC), DGA destekli C2, Keylogger, Screenshot, Audio

Attribution / Threat Actor

Breaking Security firmasinin isvicre tabanli olmasi nedeniyle ilk gelistirme AB'de gerceklestirilmistir; ancak surekli dunya genelinde siber suclu topluluklari tarafindan kullanilmaktadir.

Capabilities & Behavior

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

IOC List (4 indicators)

IOC — RemcosRAT
# IP 16.10.0.0 # IP 16.0.0.0 # IP 1.0.0.0 # IP 4.0.0.0
TypeValueNote
ip 16.10.0.0 C2 aday
ip 16.0.0.0 C2 aday
ip 1.0.0.0 C2 aday
ip 4.0.0.0 C2 aday

C2 Servers (8 recorded servers for this family)

Address Type Port Protocol Status Country
breakingsecurity.net domain — TCP active —
system.io domain — TCP active —
breakingsecurity.net domain — TCP active —
system.io domain — TCP active —
breakingsecurity.net domain — TCP active —
paint.net domain — TCP active —
americanshippingline.com domain — TCP active —
purl.org domain — TCP active —

C2 addresses are provided only from malware samples manually verified by the KEYDAL team. Commercial use is prohibited.

Tags
RemcosRATmalwarestatik-analizIOC