Overview

overview

10

Static

static

3

202409242f...ia.exe

windows7-x64

10

202409242f...ia.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    202409242fed4f867f1b3b5a3f1fe632c09160f0mafia
  • Size 14.8MB
  • Sample240924-vtp53aycke
  • SHA256 d964d79c457a25804009d5d23d8a4552b08baefb122eeb64a2514e169f7eadfa
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
tofseediscoveryevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

  • tofsee

C2

  • 43.231.4.7

  • lazystax.ru

Targets

    • Target
      202409242fed4f867f1b3b5a3f1fe632c09160f0mafia
    • Size 14.8MB
    • SHA256 d964d79c457a25804009d5d23d8a4552b08baefb122eeb64a2514e169f7eadfa
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    tofseediscoveryevasionexecutionpersistenceprivilege_escalationtrojan

    • Tofsee

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

      trojantofsee

    • Windows security bypass

      evasiontrojan

    • Creates new service(s)

      persistenceexecution

    • Modifies Windows Firewall

      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 v15

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

2
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

1
T1562.001

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

Tasks