General

  • Target

    f1fef622821788beb88015c369117693_JaffaCakes118

  • Size

    13.1MB

  • Sample

    240415-1mphvabc8w

  • MD5

    f1fef622821788beb88015c369117693

  • SHA1

    63b323c8ca7c73beec434ba9f30d98dc4bec9e87

  • SHA256

    94f8d13f54940706972abc5eac4ce0c559fafa2b4c9f17ce14fe2e368ee5a203

  • SHA512

    d08c4c2a533bcc40e139ec15e2edc45d9d16cdd3c9a317f545a9e7affb881c2776097c6ccde17deb303adefeb86f36eea9142713012bca2ec2c2dc6219b37aaa

  • SSDEEP

    98304:12UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUk:1

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      f1fef622821788beb88015c369117693_JaffaCakes118

    • Size

      13.1MB

    • MD5

      f1fef622821788beb88015c369117693

    • SHA1

      63b323c8ca7c73beec434ba9f30d98dc4bec9e87

    • SHA256

      94f8d13f54940706972abc5eac4ce0c559fafa2b4c9f17ce14fe2e368ee5a203

    • SHA512

      d08c4c2a533bcc40e139ec15e2edc45d9d16cdd3c9a317f545a9e7affb881c2776097c6ccde17deb303adefeb86f36eea9142713012bca2ec2c2dc6219b37aaa

    • SSDEEP

      98304:12UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUk:1

    • Tofsee

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

    • Windows security bypass

    • Creates new service(s)

    • 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