tofsee | 9b1e96863b1fefbb1852c9bce569a93e1e470b56a9319894a902ad1a72479ab8 | Triage

Sharing

General

Target

9b1e96863b1fefbb1852c9bce569a93e1e470b56a9319894a902ad1a72479ab8
Size

13.1MB
Sample

201115-9vqets6ses
MD5

8ce56c9886f37230ccbd76178b28248c
SHA1

09715923175bc58c5203ea1d2bba3db38465883a
SHA256

9b1e96863b1fefbb1852c9bce569a93e1e470b56a9319894a902ad1a72479ab8
SHA512

be40c7ddce9e122829b07f64058002c6e6ce224a513acf391f3d0048b7fe1f20a2664927fab556bd7ae55d0ea1f897413bfa4768e4042192978954fed40b2c69

Score

10^/10

tofsee evasion persistence trojan

Malware Config

Targets

- Target
  
  9b1e96863b1fefbb1852c9bce569a93e1e470b56a9319894a902ad1a72479ab8
- Size
  
  13.1MB
- MD5
  
  8ce56c9886f37230ccbd76178b28248c
- SHA1
  
  09715923175bc58c5203ea1d2bba3db38465883a
- SHA256
  
  9b1e96863b1fefbb1852c9bce569a93e1e470b56a9319894a902ad1a72479ab8
- SHA512
  
  be40c7ddce9e122829b07f64058002c6e6ce224a513acf391f3d0048b7fe1f20a2664927fab556bd7ae55d0ea1f897413bfa4768e4042192978954fed40b2c69
Score

10^/10

tofsee evasion persistence trojan
- Tofsee
  Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
  trojan tofsee
- Windows security bypass
  evasion trojan
- Creates new service(s)
  persistence
- Executes dropped EXE
- Modifies Windows Firewall
  evasion
- Sets service image path in registry
  persistence
- Deletes itself
- Drops file in System32 directory
- Modifies service
  persistence
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

New Service

Registry Run Keys / Startup Folder

Privilege Escalation

New Service

Defense Evasion

Disabling Security Tools

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

tofseeevasionpersistencetrojan

behavioral2

tofseeevasionpersistencetrojan