Description
Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
General
Target
Size
Sample
80cd7cddd76f84d868d57a1cd44861c8b4782b6a90e319cacf8369b62f7dc16c
207KB
220625-jywb4acdbn
Score
10/10
MD5
SHA1
SHA256
SHA512
ad39ad585aa201d750e984c89aa02e9c
142a5de3ec0af160e7f21368e39eb45a654df086
80cd7cddd76f84d868d57a1cd44861c8b4782b6a90e319cacf8369b62f7dc16c
6edfe20a8ae02b9b312689225fdd90fb208d8fde57491e9999946f16334600face6776b6011c96c22bd29d58f1fcd3a43addba849893ef89f07e171b96a76794
Malware Config
Extracted
| Family | tofsee |
| C2 |
43.231.4.7 lazystax.ru |
Targets
Target
MD5
Filesize
80cd7cddd76f84d868d57a1cd44861c8b4782b6a90e319cacf8369b62f7dc16c
ad39ad585aa201d750e984c89aa02e9c
207KB
Score
10/10
SHA1
SHA256
SHA512
142a5de3ec0af160e7f21368e39eb45a654df086
80cd7cddd76f84d868d57a1cd44861c8b4782b6a90e319cacf8369b62f7dc16c
6edfe20a8ae02b9b312689225fdd90fb208d8fde57491e9999946f16334600face6776b6011c96c22bd29d58f1fcd3a43addba849893ef89f07e171b96a76794
Tags
Signatures
-
Tofsee
-
Windows security bypass
Tags
TTPs
-
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