General

  • Target

    c0d24ce085299f2d902413e27e2b6b39

  • Size

    10.0MB

  • Sample

    240311-rtbe5ahb46

  • MD5

    c0d24ce085299f2d902413e27e2b6b39

  • SHA1

    41333d57384e2bed11337acc91f1b45201d81825

  • SHA256

    5c4e171526822775e6b0d1b4d2d9d722207050ceecec3164f5947b3d26f574dd

  • SHA512

    8ca7f3ae69684255b96304d14c2c0e25cc40052eac0e52e9f4dee4bebd46d3a04c4b1f6cada3d854d230e878b7316d955834ea17db879799f0a57a0d7dc59ec9

  • SSDEEP

    98304:Tjhd88888888888888888888888888888888888888888888888888888888888H:T

Malware Config

Extracted

Family

tofsee

C2

176.111.174.19

lazystax.ru

Targets

    • Target

      c0d24ce085299f2d902413e27e2b6b39

    • Size

      10.0MB

    • MD5

      c0d24ce085299f2d902413e27e2b6b39

    • SHA1

      41333d57384e2bed11337acc91f1b45201d81825

    • SHA256

      5c4e171526822775e6b0d1b4d2d9d722207050ceecec3164f5947b3d26f574dd

    • SHA512

      8ca7f3ae69684255b96304d14c2c0e25cc40052eac0e52e9f4dee4bebd46d3a04c4b1f6cada3d854d230e878b7316d955834ea17db879799f0a57a0d7dc59ec9

    • SSDEEP

      98304:Tjhd88888888888888888888888888888888888888888888888888888888888H:T

    • 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