RemcosRAT — win_remcos_3ec2af4b5c9bb02513b905dfa7217 [3ec2af4b]

Hachage / Info	Valeur
SHA256	3ec2af4b5c9bb02513b905dfa7217efdcec08dce2c3d9621bd4792d50e548cf1
MD5	d3ccea4baebe97ae4b7adf2c95ce4e20
SHA1	2c2436357a6d2fa47fb895a6ff0a64ed2c6a1af3
Fichier Adi	win_remcos_3ec2af4b5c9bb02513b905dfa7217efdcec08dce2c3d9621bd4792d50e548cf1
Type de fichier	exe
Taille	532,480 bytes
Première observation	2024-04-25

Tehdit Valeurlendirmesi

Bu ornek, saldırganlara ele gecirilen sistemler uzerinde tam uzaktan kontrol imkani sunan bir RAT (Uzaktan Erisim Trojanı) olarak tespit edilmistir. Keylogging, ekran goruntüsü alma, dosya yonetimi ve kabuk erisimi gibi kapsamlı gozetleme yeteneklerine sahiptir.

Capacités détectées

Uzaktan Erisim
Keylogging
Ekran Goruntüsü
Fichier Yonetimi
Kabuk Erisimi

Étiquettes MalwareBazaar

exeremcosRemcosRAT

Note d’analyse

Bu ornek RemcosRAT ailesine ait ve MalwareBazaar platformundan alınmıstır. KEYDAL Guvenlik Arastirmaları tarafından metadata analizi gerceklestirilmis ve IOC veritabanına eklenmistir.

RemcosRAT — Profil du malware

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.

Type de malware

RAT

Langage de programmation

C++

Protocole C2

TCP/RC4

Systèmes ciblés

Windows

Aussi connu sous (AKA)

Remcos, Breaking-Security

Détails techniques

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 / Acteur de la menace

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

Capacités et comportement

Uzaktan Erişim & Kontrol

Keylogger

Ekran Görüntüsü

Webcam Erişimi

Dosya Yönetimi

Süreç Yönetimi

Komut Yürütme

Kalıcılık Mekanizması

Liste IOC (14 indicateurs)

IOC — RemcosRAT

# SHA256
3ec2af4b5c9bb02513b905dfa7217efdcec08dce2c3d9621bd4792d50e548cf1

# MD5
d3ccea4baebe97ae4b7adf2c95ce4e20

# IP
94.131.123.145 

# IP
185.215.113.80 

# IP
91.92.250.181 

# IP
185.246.188.145 

# IP
45.61.137.231 

# MUTEX
Remcos-v3.8.0_MUTEX_2025 

# MUTEX
Remcos-HI1XVE1MNF 

# REGISTRY
HKCUSoftwareRemcos_v3.8.0keylogs 

# REGISTRY
HKCUSoftwareMicrosoftWindowsCurrentVersionRunRemcos 

# FILEPATH
C:UsersPublic
emcos.exe 

# FILEPATH
%APPDATA%MicrosoftRemcos
emcos.exe 

# FILEPATH
%APPDATA%Remcoslogs.dat

Type	Valeur	Note
sha256	3ec2af4b5c9bb02513b905dfa7217efdcec08dce2c3d9621bd4792d50e548cf1
md5	d3ccea4baebe97ae4b7adf2c95ce4e20
ip	94.131.123.145	C2:2404
ip	185.215.113.80	C2:4782
ip	91.92.250.181	C2:80
ip	185.246.188.145	RemcosRAT C2
ip	45.61.137.231	RemcosRAT ABD BH
mutex	Remcos-v3.8.0_MUTEX_2025	RemcosRAT v3.8 2025 varyant mutex
mutex	Remcos-HI1XVE1MNF	RemcosRAT mutex
registry	HKCUSoftwareRemcos_v3.8.0keylogs	RemcosRAT keylog kayit yolu
registry	HKCUSoftwareMicrosoftWindowsCurrentVersionRunRemcos	RemcosRAT autorun
filepath	C:UsersPublic emcos.exe	RemcosRAT drop location
filepath	%APPDATA%MicrosoftRemcos emcos.exe	RemcosRAT AppData persistence
filepath	%APPDATA%Remcoslogs.dat	RemcosRAT keylog dosyasi

RemcosRAT — Voir le profil complet →

Serveurs C2 (8 serveurs enregistrés pour cette famille)

Adresse	Type	Port	Protocole	Statut	Pays
breakingsecurity.net	domain	—	TCP	active	—
breakingsecurity.net	domain	—	TCP	active	—
breakingsecurity.net	domain	—	TCP	active	—
paint.net	domain	—	TCP	active	—
americanshippingline.com	domain	—	TCP	active	—
purl.org	domain	—	TCP	active	—
adobe.com	domain	—	TCP	active	—
paint.net	domain	—	TCP	active	—

Les adresses C2 proviennent uniquement d'échantillons de malwares vérifiés manuellement par l'équipe KEYDAL. Toute utilisation commerciale est interdite.