Overview

overview

10

Static

static

3

2025-04-24...lc.exe

windows10-2004-x64

10

2025-04-24...lc.exe

windows11-21h2-x64

10

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General

  • Target

    2025-04-24_48ae7c444dd1caa6d3ffaa7079d73e13_amadey_elex_karagany_rhadamanthys_smoke-loader_stealc

  • Size

    11.3MB

  • Sample

    250424-tdk1qswvhy

  • MD5

    48ae7c444dd1caa6d3ffaa7079d73e13

  • SHA1

    d840100b3af99e0c62d7de4a31f917d2bd33a1d7

  • SHA256

    7080a8d026fb1f510769e9b060c733ea5116b7d6584e24d8db04265a7db49c1d

  • SHA512

    a17265f6d45d3f55c786cb6b4f15e8cd04a3fbebea9f393a074ccf43e69b46939b1ee2c5b415d671be02a1fe82dd5b084855df40e7f0c0c79feff907d9d535bc

  • SSDEEP

    3072:mdh4rj43qHj/zjgRYR6lVatBLufQxMmYq7sxkgaBCh:w4rj46/zjgRI2atBLTMYQiga

Score
10/10
tofseedefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

tofsee

C2

niflheimr.cn

jotunheim.name

Targets

    • Target

      2025-04-24_48ae7c444dd1caa6d3ffaa7079d73e13_amadey_elex_karagany_rhadamanthys_smoke-loader_stealc

    • Size

      11.3MB

    • MD5

      48ae7c444dd1caa6d3ffaa7079d73e13

    • SHA1

      d840100b3af99e0c62d7de4a31f917d2bd33a1d7

    • SHA256

      7080a8d026fb1f510769e9b060c733ea5116b7d6584e24d8db04265a7db49c1d

    • SHA512

      a17265f6d45d3f55c786cb6b4f15e8cd04a3fbebea9f393a074ccf43e69b46939b1ee2c5b415d671be02a1fe82dd5b084855df40e7f0c0c79feff907d9d535bc

    • SSDEEP

      3072:mdh4rj43qHj/zjgRYR6lVatBLufQxMmYq7sxkgaBCh:w4rj46/zjgRI2atBLTMYQiga

    Score
    10/10
    tofseedefense_evasiondiscoveryexecutionpersistencetrojanprivilege_escalation

    • 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