General
- Target https://github.com/Da2dalus/The-MALWARE-Repo
- Sample260905-ay768abb26
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Da2dalus/The-MALWARE-Repo
Resource
win11-20260513-en
Malware Config
Extracted
-
remcos
-
1.7 Pro
-
Host
-
nickman12-46565.portmap.io:46565
-
nickman12-46565.portmap.io:1735
-
audio_folder
audio
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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
Targets
-
- Target https://github.com/Da2dalus/The-MALWARE-Repo
-
Detects HiddenTear Ransomware
-
Family: HiddenTear, Cryptear
HiddenTear aka Cryptear is an open-source ransomware available on Github since 2015, with many versions in the wild.
-
UAC bypass
-
mimikatz is an open source tool to dump credentials on Windows
-
Disables RegEdit via registry modification
-
Disables Task Manager via registry modification
-
Downloads MZ/PE file
-
Executes dropped EXE
-
Loads dropped DLL
-
Adds Run key to start application
-
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
Modifies WinLogon
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
-
Drops file in System32 directory
-
Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
9Pre-OS Boot
1Bootkit
1Subvert Trust Controls
2Install Root Certificate
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Browser Information Discovery
1Query Registry
1Remote System Discovery
1System Information Discovery
2System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1System Time Discovery
1