General
- Target N3OR4NS0M.exe
- Size 117KB
- Sample250312-yf71hasnt8
- SHA256 25fba19a79ca6ef0c1f8b092c8f6e0cb4ac91239089b2764f73bf59c29a544ef
- MD5 0772d9df47836609fbfdd95ce144b683
- SHA1 2cfe3bebd9c1eda6f8478dd6f8271b42ddcba7c6
- SHA512 86631a262c35324091fdbbffc5499b60b69d37b41496bd8b52fe85355c97ca07f6005e02eef4244622b4dd7659c9effa560e5ca3afb4f0f98ed2d3af6b062b86
- SSDEEP 3072:1oyESEKr9zTg9RUa2WgSEBYBEHgX0oz15WXf:XNr9zToN2WfNX0ozvq
- MD5 SHA1 SHA512 SSDEEP
Behavioral task
behavioral1
Sample
N3OR4NS0M.exe
Resource
win7-20240903-en
26 signatures
900 seconds
Behavioral task
behavioral2
Sample
N3OR4NS0M.exe
Resource
win10v2004-20250217-en
26 signatures
900 seconds
Behavioral task
behavioral3
Sample
N3OR4NS0M.exe
Resource
win10ltsc2021-20250217-en
26 signatures
900 seconds
Malware Config
Targets
-
- Target N3OR4NS0M.exe
- Size 117KB
- SHA256 25fba19a79ca6ef0c1f8b092c8f6e0cb4ac91239089b2764f73bf59c29a544ef
- MD5 0772d9df47836609fbfdd95ce144b683
- SHA1 2cfe3bebd9c1eda6f8478dd6f8271b42ddcba7c6
- SHA512 86631a262c35324091fdbbffc5499b60b69d37b41496bd8b52fe85355c97ca07f6005e02eef4244622b4dd7659c9effa560e5ca3afb4f0f98ed2d3af6b062b86
- SSDEEP 3072:1oyESEKr9zTg9RUa2WgSEBYBEHgX0oz15WXf:XNr9zToN2WfNX0ozvq
- MD5 SHA1 SHA512 SSDEEP
-
Chaos Ransomware
-
Chaos family
-
Hawkeye family
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Modifies boot configuration data using bcdedit
-
Renames multiple (214) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Drops startup file
-
Executes dropped EXE
-
Drops desktop.ini file(s)
-
Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v15
Defense Evasion
Direct Volume Access
1Indicator Removal
3File Deletion
3Modify Registry
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Tasks
static1
chaos
Score
10/10
behavioral1
chaoshawkeyedefense_evasionevasionexecutionimpactkeyloggerransomwarespywarestealertrojan
Score
10/10
behavioral2
chaoshawkeyedefense_evasionevasionexecutionimpactkeyloggerransomwarespywarestealertrojan
Score
10/10
behavioral3
chaoshawkeyedefense_evasionevasionexecutionimpactkeyloggerransomwarespywarestealertrojan
Score
10/10
behavioral4
chaoshawkeyedefense_evasionevasionexecutionimpactkeyloggerransomwarespywarestealertrojan
Score
10/10