General
-
Target
2025-02-05_44899f96108d0ae59ab56d31bf7c83bc_phobos
-
Size
55KB
-
Sample
250205-ss5g9askdx
-
MD5
44899f96108d0ae59ab56d31bf7c83bc
-
SHA1
21a701d37355644051c091a2099abf08d55172e8
-
SHA256
ec2a37a9dc5cb9add223e77003831b61315647d845a7562585b1453a333cc877
-
SHA512
cee3608cdc6322b79de1b6708129744fb77a5d538302d7ea46a2f889fa4ee1dcbc448395da52d407019dd8e478d22c79b3a8c790fca1cc5af1a0561fa66eac09
-
SSDEEP
768:bvrNNeRBl5JFTXqwXrkgrn/9/HiDKGwRj4RcTdyH4pYT3nPKVU1ECGv1EDV7Hmyz:VNeRBl5PT/rx1mzwRMSTdLpJCmitvL
Static task
static1
Behavioral task
behavioral1
Sample
2025-02-05_44899f96108d0ae59ab56d31bf7c83bc_phobos.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2025-02-05_44899f96108d0ae59ab56d31bf7c83bc_phobos.exe
Resource
win10v2004-20250129-en
Malware Config
Extracted
C:\info.hta
http://www.w3.org/TR/html4/strict.dtd'>
Extracted
C:\info.hta
http://www.w3.org/TR/html4/strict.dtd'>
Targets
-
-
Target
2025-02-05_44899f96108d0ae59ab56d31bf7c83bc_phobos
-
Size
55KB
-
MD5
44899f96108d0ae59ab56d31bf7c83bc
-
SHA1
21a701d37355644051c091a2099abf08d55172e8
-
SHA256
ec2a37a9dc5cb9add223e77003831b61315647d845a7562585b1453a333cc877
-
SHA512
cee3608cdc6322b79de1b6708129744fb77a5d538302d7ea46a2f889fa4ee1dcbc448395da52d407019dd8e478d22c79b3a8c790fca1cc5af1a0561fa66eac09
-
SSDEEP
768:bvrNNeRBl5JFTXqwXrkgrn/9/HiDKGwRj4RcTdyH4pYT3nPKVU1ECGv1EDV7Hmyz:VNeRBl5PT/rx1mzwRMSTdLpJCmitvL
-
Phobos family
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Modifies boot configuration data using bcdedit
-
Renames multiple (316) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Modifies Windows Firewall
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
-
Drops startup file
-
Adds Run key to start application
-
Drops desktop.ini file(s)
-
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Direct Volume Access
1Impair Defenses
1Disable or Modify System Firewall
1Indicator Removal
3File Deletion
3Modify Registry
2Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1