General
- Target chwat_obfuscated.bat
- Size 8KB
- Sample260723-rdm4zsbd26
- SHA256 fc2203355b77a210eeb23b3316a14edc99b2e488bae1bada98d377311a85e526
- MD5 e8f11b51283b33678198526833771915
- SHA1 308eefa077a3db156d285334d6d06f3021a63eda
- SHA512 a72bf70a1024e72ba6c6f04bed86acad0095047330bb9c3f8fb4d5e2fbb5b3b1a6ee7bc052add4844f6b404211031f4a198e7f9f7805e57405d4ea524cb9fa87
- SSDEEP 192:j0asaJc5TR3799VA2+soDQ/i1OYTFSSwG0RLArIDstZzeDCtdXDWWqRcy/97qI2w:j0rN5TR37Rx+soDQ/i1OYTFSSwG0R8MR
- TLSH T19012A6133A188C6DC1A6905088F7940163A1918F3651FFD8B6ECE280FB363A947B7ADD
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
chwat_obfuscated.bat
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
chwat_obfuscated.bat
Resource
win10ltsc2021-20260513-en
Behavioral task
behavioral3
Sample
chwat_obfuscated.bat
Resource
win11-20260513-en
Behavioral task
behavioral4
Sample
chwat_obfuscated.bat
Resource
win11ltsc2024-20260709-en
Malware Config
Targets
-
- Target chwat_obfuscated.bat
- Size 8KB
- SHA256 fc2203355b77a210eeb23b3316a14edc99b2e488bae1bada98d377311a85e526
- MD5 e8f11b51283b33678198526833771915
- SHA1 308eefa077a3db156d285334d6d06f3021a63eda
- SHA512 a72bf70a1024e72ba6c6f04bed86acad0095047330bb9c3f8fb4d5e2fbb5b3b1a6ee7bc052add4844f6b404211031f4a198e7f9f7805e57405d4ea524cb9fa87
- SSDEEP 192:j0asaJc5TR3799VA2+soDQ/i1OYTFSSwG0RLArIDstZzeDCtdXDWWqRcy/97qI2w:j0rN5TR37Rx+soDQ/i1OYTFSSwG0R8MR
- TLSH T19012A6133A188C6DC1A6905088F7940163A1918F3651FFD8B6ECE280FB363A947B7ADD
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Modifies Windows Defender Real-time Protection settings
-
UAC bypass
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Modifies boot configuration data using bcdedit
-
Disables Task Manager via registry modification
-
Event Triggered Execution: Image File Execution Options Injection
-
Modifies Windows Firewall
-
Possible privilege escalation attempt
-
Disables service(s)
-
Executes dropped EXE
-
Modifies file permissions
-
Stops running service(s)
-
File and Directory Permissions Modification: Windows File and Directory Permissions Modification
-
Drops file in System32 directory
-
Executes a VBScript file via the Windows Script Host.
-
Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
4PowerShell
2Visual Basic
1Windows Command Shell
1System Services
2Service Execution
2Windows Management Instrumentation
1Persistence
Create or Modify System Process
6Windows Service
6Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
6Windows Service
6Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Direct Volume Access
1File and Directory Permissions Modification
2Windows File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
6Disable or Modify System Firewall
1Disable or Modify Tools
4Indicator Removal
2File Deletion
2Modify Registry
5