Description
Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
General
Target
Size
Sample
36dd37703b6b84eb31184299be5935fd79e46b4c7b9a3f7c2bbdd73a9bedb701
108KB
220626-bljtjaddc7
Score
10/10
MD5
SHA1
SHA256
SHA512
3a7c9b7345930efda1b033b5ffd6888c
cce9d9ece4bbf8666894d3d52ba3bcf243140a12
36dd37703b6b84eb31184299be5935fd79e46b4c7b9a3f7c2bbdd73a9bedb701
8b76eba6a981f493b1afac3a39d62f2c91eb1919dcb439f9d9b6aa86bce20e8c66c7a91f33d0f64244cde8c974a5cffe70384320db388b71d268f9e3938d0d9a
Malware Config
Extracted
| Family | tofsee |
| C2 |
43.231.4.7 lazystax.ru |
Targets
Target
MD5
Filesize
36dd37703b6b84eb31184299be5935fd79e46b4c7b9a3f7c2bbdd73a9bedb701
3a7c9b7345930efda1b033b5ffd6888c
108KB
Score
10/10
SHA1
SHA256
SHA512
cce9d9ece4bbf8666894d3d52ba3bcf243140a12
36dd37703b6b84eb31184299be5935fd79e46b4c7b9a3f7c2bbdd73a9bedb701
8b76eba6a981f493b1afac3a39d62f2c91eb1919dcb439f9d9b6aa86bce20e8c66c7a91f33d0f64244cde8c974a5cffe70384320db388b71d268f9e3938d0d9a
Tags
Signatures
-
Tofsee
-
Creates new service(s)
Tags
TTPs
-
Executes dropped EXE
-
Modifies Windows Firewall
Tags
TTPs
-
Sets service image path in registry
Tags
TTPs
-
Checks computer location settings
Description
Looks up country code configured in the registry, likely geofence.
TTPs
-
Deletes itself
-
Suspicious use of SetThreadContext
Related Tasks
MITRE ATT&CK Matrix
Collection
Command and Control
Credential Access
Defense Evasion
Execution
Exfiltration
Impact
Initial Access
Lateral Movement
Privilege Escalation
Tasks
static1
Score
N/A
behavioral1
Score
10/10
behavioral2
Score
10/10