crimsonrat

Sharing

General

Target

http://synapsez.net
Sample

250214-cf5z9aymek

Score

10^/10

Malware Config

Extracted

Family

crimsonrat

185.136.161.124

Extracted

Family

revengerat

Botnet

Guest

0.tcp.ngrok.io:19521

Mutex

RV_MUTEX

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

nickman12-46565.portmap.io:46565

nickman12-46565.portmap.io:1735

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
copy_file
Userdata.exe
copy_folder
Userdata
delete_file
true
hide_file
true
hide_keylog_file
true
install_flag
true
install_path
%WinDir%\System32
keylog_crypt
true
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%WinDir%\System32
mouse_option
false
mutex
remcos_vcexssuhap
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screens
screenshot_path
%AppData%
screenshot_time
1
startup_value
remcos
take_screenshot_option
false
take_screenshot_time
5

Extracted

Family

warzonerat

168.61.222.215:5400

Extracted

Family

darkcomet

Botnet

Guest1111

193.242.166.48:1605

Mutex

DC_MUTEX-2QRLPN3

Attributes

InstallPath
Windupdt\winupdate.exe
gencode
Rb5l52XcV9no
install
true
offline_keylogger
false
password
313131
persistence
true
reg_key
winupdater

rc4.plain

Extracted

Path

C:\Users\Admin\Downloads\!Please Read Me!.txt

Family

wannacry

Ransom Note

Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1 Next, please find the decrypt software on your desktop, an executable file named "!WannaDecryptor!.exe". If it does not exsit, download the software from the address below. (You may need to disable your antivirus for a while.) rar password: wcry123 Run and follow the instructions! �

Wallets

15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1

Targets

- Target
  
  http://synapsez.net
Score

10^/10

crimsonrat darkcomet remcos revengerat wannacry warzonerat guest guest1111 host defense_evasion discovery infostealer persistence ransomware rat rezer0 stealer trojan worm
- CrimsonRAT main payload
- CrimsonRat
  Crimson RAT is a malware linked to a Pakistani-linked threat actor.
  rat crimsonrat
- Crimsonrat family
  crimsonrat
- Darkcomet
  DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
  trojan rat darkcomet
- Darkcomet family
  darkcomet
- Modifies WinLogon for persistence
  persistence
- Remcos
  Remcos is a closed-source remote control and surveillance software.
  rat remcos
- Remcos family
  remcos
- RevengeRAT
  Remote-access trojan with a wide range of capabilities.
  trojan revengerat
- Revengerat family
  revengerat
- UAC bypass
  defense_evasion trojan
- Wannacry
  WannaCry is a ransomware cryptoworm.
  ransomware worm wannacry
- Wannacry family
  wannacry
- WarzoneRat, AveMaria
  WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.
  rat infostealer warzonerat
- Warzonerat family
  warzonerat
- ReZer0 packer
  Detects ReZer0, a packer with multiple versions used in various campaigns.
  rezer0
- RevengeRat Executable
  stealer
- Warzone RAT payload
  rat
- Downloads MZ/PE file
- Sets file to hidden
  Modifies file attributes to stop it showing in Explorer etc.
  defense_evasion
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Uses the VBS compiler for execution
- Adds Run key to start application
  persistence
- Legitimate hosting services abused for malware hosting/C2
- Drops file in System32 directory
- Suspicious use of SetThreadContext
behavioral1