tofsee | ca56226f54d255776c366b45d8b6e04b0b103d7952d476de6c99bc5f1b9a6e8d | Triage

Sharing

General

Target

2025-04-04_492cc3c869bc80a15e3d18be7b7ba9cd_rhadamanthys_smoke-loader
Size

10.5MB
Sample

250404-ccenwsxyh1
MD5

492cc3c869bc80a15e3d18be7b7ba9cd
SHA1

afb94d8b62064928bbf11aa6c7d8665d2580c30e
SHA256

ca56226f54d255776c366b45d8b6e04b0b103d7952d476de6c99bc5f1b9a6e8d
SHA512

e39dd9f36b39513e04c91e85698d6201cf44a49433215b3b5bfe1515d0063a49de7345d3eade01879986925a566c0f32c66035d52003a10552046406b50147ba
SSDEEP

6144:wOFZnjC+veRxHUa6E8PcGQ1GNTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTX:5fnjH6m99ZaG

Score

10^/10

tofsee defense_evasion discovery execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

C2

vanaheim.cn

jotunheim.name

Targets

- Target
  
  2025-04-04_492cc3c869bc80a15e3d18be7b7ba9cd_rhadamanthys_smoke-loader
- Size
  
  10.5MB
- MD5
  
  492cc3c869bc80a15e3d18be7b7ba9cd
- SHA1
  
  afb94d8b62064928bbf11aa6c7d8665d2580c30e
- SHA256
  
  ca56226f54d255776c366b45d8b6e04b0b103d7952d476de6c99bc5f1b9a6e8d
- SHA512
  
  e39dd9f36b39513e04c91e85698d6201cf44a49433215b3b5bfe1515d0063a49de7345d3eade01879986925a566c0f32c66035d52003a10552046406b50147ba
- SSDEEP
  
  6144:wOFZnjC+veRxHUa6E8PcGQ1GNTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTTX:5fnjH6m99ZaG
Score

10^/10

tofsee defense_evasion discovery execution persistence privilege_escalation trojan
- Tofsee
  Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
  trojan tofsee
- Tofsee family
  tofsee
- Creates new service(s)
  persistence execution
- Modifies Windows Firewall
  defense_evasion
- Sets service image path in registry
  persistence
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Deletes itself
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

Service Execution

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Create or Modify System Process

Windows Service

Event Triggered Execution

Netsh Helper DLL

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Create or Modify System Process

Windows Service

Event Triggered Execution

Netsh Helper DLL

Defense Evasion

Impair Defenses

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

tofseedefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan