Overview

overview

10

Static

static

3

2025-04-24...er.exe

windows10-2004-x64

10

2025-04-24...er.exe

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    2025-04-24_d5cc29c86fcefdef6fb6d6fae2979e03_amadey_elex_rhadamanthys_smoke-loader

  • Size

    10.2MB

  • Sample

    250424-tnmbjs1lx9

  • MD5

    d5cc29c86fcefdef6fb6d6fae2979e03

  • SHA1

    d52e18941dd39a287687a58888bd13cac04f5f71

  • SHA256

    b7d7134c2b076a85f64191d6a5fa96f03fa44429b50e7a65984347bc1191f4ff

  • SHA512

    5f428367b1c0998256588685be16b43daf2db3fb9862b39de4a4d9eeefe95e0dd3f890171e59bb6b08f8b37de150e862690b098822525c541947b7bb728311bf

  • SSDEEP

    12288:2ef9tiUIxYjvVzL10J7nnXVJAj16666666666666666666666666666666666664:2eriUGiP0J7nV

Score
10/10
tofseedefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

tofsee

C2

vanaheim.cn

jotunheim.name

Targets

    • Target

      2025-04-24_d5cc29c86fcefdef6fb6d6fae2979e03_amadey_elex_rhadamanthys_smoke-loader

    • Size

      10.2MB

    • MD5

      d5cc29c86fcefdef6fb6d6fae2979e03

    • SHA1

      d52e18941dd39a287687a58888bd13cac04f5f71

    • SHA256

      b7d7134c2b076a85f64191d6a5fa96f03fa44429b50e7a65984347bc1191f4ff

    • SHA512

      5f428367b1c0998256588685be16b43daf2db3fb9862b39de4a4d9eeefe95e0dd3f890171e59bb6b08f8b37de150e862690b098822525c541947b7bb728311bf

    • SSDEEP

      12288:2ef9tiUIxYjvVzL10J7nnXVJAj16666666666666666666666666666666666664:2eriUGiP0J7nV

    Score
    10/10
    tofseedefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

    • Tofsee

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

      trojantofsee

    • Tofsee family

      tofsee

    • Creates new service(s)

      persistenceexecution

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1
T1569

Service Execution

1
T1569.002

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
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

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
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

Tasks