RemcosRAT — b5cbdc55f9895f4167817318d73c3891a6d762759a32926e03cff8488b315417.xls [b5cbdc55]

Statik Analiz — RemcosRAT | YÜKSEK | CVSS: 7.5

Dosya

SHA256	`b5cbdc55f9895f4167817318d73c3891a6d762759a32926e03cff8488b315417`
MD5	`6dfd4e4a99202b2b5cab0f367ef11da9`
Dosya	b5cbdc55f9895f4167817318d73c3891a6d762759a32926e03cff8488b315417.xls
Boyut	669,696 byte
Tür	Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.2, Code page: 1252, Name
Stringler	1,616

IOC

SHA256	`b5cbdc55f9895f4167817318d73c3891a6d762759a32926e03cff8488b315417`
MD5	`6dfd4e4a99202b2b5cab0f367ef11da9`
Domain	`paint.net`, `americanshippingline.com`, `purl.org`, `adobe.com`
BTC	`146A386CB769FA41A3939AC777FCD6F9`
C2	`paint.net, americanshippingline.com, purl.org, adobe.com`

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 (5 indicators)

IOC — RemcosRAT

# 
146A386CB769FA41A3939AC777FCD6F9 

# DOMAIN
paint.net 

# DOMAIN
americanshippingline.com 

# DOMAIN
purl.org 

# DOMAIN
adobe.com

Type	Value	Note
	146A386CB769FA41A3939AC777FCD6F9	BTC
domain	paint.net	C2 domain
domain	americanshippingline.com	C2 domain
domain	purl.org	C2 domain
domain	adobe.com	C2 domain

RemcosRAT — Go to Full Profile →

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.