General

  • Target

    f56ce0db616131aab23985d13dfd55f4_JaffaCakes118

  • Size

    10.7MB

  • Sample

    240417-kyjhzaae34

  • MD5

    f56ce0db616131aab23985d13dfd55f4

  • SHA1

    53bedf97c325b3d0ec987dece302cf66e52e2ff3

  • SHA256

    9737872b02523817b0be8bdcae4c70ec3477c5f7ef4a6ec35b5c45f29f0b2980

  • SHA512

    b29d4a8328aedb8f30bd7758ba278ffacab1fc942db747639074d8ac5e87f5c40024412a1dbe75a8ebcfd7a410ad5dde022a1825f7c2558e1949928e8420b34e

  • SSDEEP

    12288:AdY3RyLHWIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIP:AwyD

Malware Config

Extracted

Family

tofsee

C2

176.111.174.19

lazystax.ru

Targets

    • Target

      f56ce0db616131aab23985d13dfd55f4_JaffaCakes118

    • Size

      10.7MB

    • MD5

      f56ce0db616131aab23985d13dfd55f4

    • SHA1

      53bedf97c325b3d0ec987dece302cf66e52e2ff3

    • SHA256

      9737872b02523817b0be8bdcae4c70ec3477c5f7ef4a6ec35b5c45f29f0b2980

    • SHA512

      b29d4a8328aedb8f30bd7758ba278ffacab1fc942db747639074d8ac5e87f5c40024412a1dbe75a8ebcfd7a410ad5dde022a1825f7c2558e1949928e8420b34e

    • SSDEEP

      12288:AdY3RyLHWIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIP:AwyD

    • 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