General
-
Target
https://github.com/Therety/ransw
-
Sample
240425-jvhxlaha3w
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Therety/ransw
Resource
win10v2004-20240412-en
Malware Config
Extracted
C:\Users\Admin\AppData\Roaming\Microsoft\OneNote\16.0\_R_E_A_D___T_H_I_S___XHR7_.hta
cerber
Extracted
C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\_R_E_A_D___T_H_I_S___2ZLMWUF3_.txt
cerber
http://p27dokhpz2n7nvgr.onion/1C03-411D-90E5-0446-9C3F
http://p27dokhpz2n7nvgr.12hygy.top/1C03-411D-90E5-0446-9C3F
http://p27dokhpz2n7nvgr.14ewqv.top/1C03-411D-90E5-0446-9C3F
http://p27dokhpz2n7nvgr.14vvrc.top/1C03-411D-90E5-0446-9C3F
http://p27dokhpz2n7nvgr.129p1t.top/1C03-411D-90E5-0446-9C3F
http://p27dokhpz2n7nvgr.1apgrn.top/1C03-411D-90E5-0446-9C3F
Extracted
C:\Users\Admin\AppData\Local\Temp\Temp1_Ransomware.WannaCry.zip\@Please_Read_Me@.txt
wannacry
115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn
Targets
-
-
Target
https://github.com/Therety/ransw
-
Contacts a large (1152) amount of remote hosts
This may indicate a network scan to discover remotely running services.
-
Modifies Windows Firewall
-
Drops startup file
-
Executes dropped EXE
-
Loads dropped DLL
-
Modifies file permissions
-
Uses the VBS compiler for execution
-
Adds Run key to start application
-
Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
-
Drops desktop.ini file(s)
-
Legitimate hosting services abused for malware hosting/C2
-
Drops file in System32 directory
-
Sets desktop wallpaper using registry
-
Suspicious use of SetThreadContext
-
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Indicator Removal
1File Deletion
1Impair Defenses
1Disable or Modify System Firewall
1File and Directory Permissions Modification
1Scripting
1Modify Registry
3Hide Artifacts
1Hidden Files and Directories
1