General

  • Target

    ff075df77fab0160980f37ef43349a38_JaffaCakes118

  • Size

    10.9MB

  • Sample

    240421-l2r5ysgg9z

  • MD5

    ff075df77fab0160980f37ef43349a38

  • SHA1

    e52baf5a86caa2e97cfa1523f1d33c9ae146e2de

  • SHA256

    9c6f6cff204e5bc37c30d879e38c328d44a15040deab3fccf7d0b49bd3d0a24d

  • SHA512

    f4c0ee4fcfe5ecc8c87052164d9fb0fbfe9abafb47839a8e79b1d06e971904d5205d904790c0b425e0929a285c11b252b98cb4a1d2a3ddc3a220a1b32a503af8

  • SSDEEP

    24576:ijDuKnh7YzbKBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBH:inh

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      ff075df77fab0160980f37ef43349a38_JaffaCakes118

    • Size

      10.9MB

    • MD5

      ff075df77fab0160980f37ef43349a38

    • SHA1

      e52baf5a86caa2e97cfa1523f1d33c9ae146e2de

    • SHA256

      9c6f6cff204e5bc37c30d879e38c328d44a15040deab3fccf7d0b49bd3d0a24d

    • SHA512

      f4c0ee4fcfe5ecc8c87052164d9fb0fbfe9abafb47839a8e79b1d06e971904d5205d904790c0b425e0929a285c11b252b98cb4a1d2a3ddc3a220a1b32a503af8

    • SSDEEP

      24576:ijDuKnh7YzbKBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBH:inh

    • 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