General

  • Target

    42923683022f255205e9e0269abf1d6d676b4b4dfa4afec040fb4b21c24e0676

  • Size

    437KB

  • Sample

    221027-aefmvsabd7

  • MD5

    b5f35ddf66046061fe55935b2bb210c8

  • SHA1

    1b0cc49bdbc8959938088747c048fc98b8386bad

  • SHA256

    42923683022f255205e9e0269abf1d6d676b4b4dfa4afec040fb4b21c24e0676

  • SHA512

    a7da8abe2f84df3a6317e92abb1b78319a84033853b76bfd4ad2018f1cd59cfcb36f9f2e8d76646b8550b2ef2ec863ae5c775252f48d5b3bf05948903c59c265

  • SSDEEP

    6144:nuU4My6j817/7TodFsGN858k31BSZW5lV3QfZ0SHKDGiRX8AeZ+oDsCgu77+YESv:nuuyt7jTodFzjUD5AfZ0cUGW8V6QcAHd

Malware Config

Extracted

Family

gozi_ifsb

Botnet

1001

Attributes
  • build

    215840

  • dga_base_url

    constitution.org/usdeclar.txt

  • dga_crc

    0x4eb7d2ca

  • exe_type

    worker

  • server_id

    93

rsa_pubkey.plain
serpent.plain

Targets

    • Target

      42923683022f255205e9e0269abf1d6d676b4b4dfa4afec040fb4b21c24e0676

    • Size

      437KB

    • MD5

      b5f35ddf66046061fe55935b2bb210c8

    • SHA1

      1b0cc49bdbc8959938088747c048fc98b8386bad

    • SHA256

      42923683022f255205e9e0269abf1d6d676b4b4dfa4afec040fb4b21c24e0676

    • SHA512

      a7da8abe2f84df3a6317e92abb1b78319a84033853b76bfd4ad2018f1cd59cfcb36f9f2e8d76646b8550b2ef2ec863ae5c775252f48d5b3bf05948903c59c265

    • SSDEEP

      6144:nuU4My6j817/7TodFsGN858k31BSZW5lV3QfZ0SHKDGiRX8AeZ+oDsCgu77+YESv:nuuyt7jTodFzjUD5AfZ0cUGW8V6QcAHd

    • Gozi, Gozi IFSB

      Gozi ISFB is a well-known and widely distributed banking trojan.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks