Overview

overview

10

Static

static

10

74fc0109a2...b2.exe

windows10-2004-x64

10

74fc0109a2...b2.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    74fc0109a2a9e88f10f5affdc60c8fa5719c9ca969d30e9456c8cfeecef23cb2.bin
  • Size 12.1MB
  • Sample261111-29tlrasvh1
  • SHA256 74fc0109a2a9e88f10f5affdc60c8fa5719c9ca969d30e9456c8cfeecef23cb2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
tofseedefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

  • tofsee

C2

  • defeatwax.ru

  • refabyd.info

Targets

    • Target
      74fc0109a2a9e88f10f5affdc60c8fa5719c9ca969d30e9456c8cfeecef23cb2.bin
    • Size 12.1MB
    • SHA256 74fc0109a2a9e88f10f5affdc60c8fa5719c9ca969d30e9456c8cfeecef23cb2
    • 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

    • Checks computer location settings

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

    • Creates new service(s)

      persistenceexecution

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks