Overview

overview

10

Static

static

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    file.exe
  • Size 260KB
  • Sample221029-e3nqlabbh6
  • SHA256 49bb64bffbc1988c54e47833eeec3897d985f48c4a7689090fd3f1a7c2f1b4f1
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
tofseeevasionpersistencetrojan

Malware Config

Extracted

Family

  • tofsee

C2

  • svartalfheim.top

  • jotunheim.name

Targets

    • Target
      file.exe
    • Size 260KB
    • SHA256 49bb64bffbc1988c54e47833eeec3897d985f48c4a7689090fd3f1a7c2f1b4f1
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    tofseepersistencetrojanevasion

    • Tofsee

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

      trojantofsee

    • Creates new service(s)

      persistence

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks