General

  • Target

    2025-02-07_a1b57ac6c430760b3cadfc2f81900e94_mafia

  • Size

    11.4MB

  • Sample

    250207-z6psaazkbm

  • MD5

    a1b57ac6c430760b3cadfc2f81900e94

  • SHA1

    eee2f7cfef052cc534ab615d3f9cb0da4cc7a3e9

  • SHA256

    19c4f66ba2ad78aafe9faea7572a2e3cbc2597442350bc602b6895c21432263a

  • SHA512

    7ca85a839308787658eac09e79845b2bde90e5145c844a287dec9a3b4ea0ba21f2520698d527a066423594773c1cd492d733f05dd1b7b28247f1f4ae2e2e9a5a

  • SSDEEP

    24576:HEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZb:kfot

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-07_a1b57ac6c430760b3cadfc2f81900e94_mafia

    • Size

      11.4MB

    • MD5

      a1b57ac6c430760b3cadfc2f81900e94

    • SHA1

      eee2f7cfef052cc534ab615d3f9cb0da4cc7a3e9

    • SHA256

      19c4f66ba2ad78aafe9faea7572a2e3cbc2597442350bc602b6895c21432263a

    • SHA512

      7ca85a839308787658eac09e79845b2bde90e5145c844a287dec9a3b4ea0ba21f2520698d527a066423594773c1cd492d733f05dd1b7b28247f1f4ae2e2e9a5a

    • SSDEEP

      24576:HEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZb:kfot

    • Tofsee

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

    • Tofsee family

    • Windows security bypass

    • Creates new service(s)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks