Overview

overview

10

Static

static

3

2026-11-07...ee.exe

windows10-2004-x64

10

2026-11-07...ee.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-11-07_ca83e1c9207e7d86f004473f2722b4ec_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee
  • Size 12.3MB
  • Sample261108-har44ahd89
  • SHA256 44d19b1afa7c625d8bcafaebeeaa1db105ab02850b2290c97a5fef59a33240b9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
tofseedefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

  • tofsee

C2

  • vanaheim.cn

  • jotunheim.name

Targets

    • Target
      2026-11-07_ca83e1c9207e7d86f004473f2722b4ec_amadey_elex_rhadamanthys_smoke-loader_stealc_stop_tofsee
    • Size 12.3MB
    • SHA256 44d19b1afa7c625d8bcafaebeeaa1db105ab02850b2290c97a5fef59a33240b9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryexecutiontofseepersistenceprivilege_escalationtrojan

    • Family: Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

      trojantofsee

    • Modifies Windows Firewall

      defense_evasion

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

      persistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Creates new service(s)

      persistenceexecution

    • Deletes itself

      defense_evasion

    • Executes dropped EXE

    • Stops running service(s)

      defense_evasionexecution

    • Windows security bypass

      defense_evasiontrojan

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Windows Command Shell

1
T1059.003

System Services

2
T1569

Service Execution

2
T1569.002

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

4
T1543

Windows Service

4
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

4
T1543

Windows Service

4
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

3
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

1
T1562.001

Indicator Removal

1
T1070

File Deletion

1
T1070.004

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1
T1489

Tasks