General

  • Target

    client_1.hta

  • Size

    22KB

  • Sample

    231008-xyzamsfd71

  • MD5

    57d3eb665f1e9e6a19f278baabd49e7b

  • SHA1

    44566a9d716e6abd0304544dd88d245fea990882

  • SHA256

    4380de3cba18880ef72d2bc73ec84ee6f9f27b55d635a81ab8d40d488f59303d

  • SHA512

    30a0a3349aa0b815728abdb0c770d65354cdcf68ca939de4c175bdb285e3d664d7afdddc4be91bae170a65e4f808e6de7cc877fa36442f64f7b7db993e83851d

  • SSDEEP

    384:rO6BO5aa8mOFhyS1q5H8qxAt4VFhmqmfW9PW6vN1v35Zh5LaBY5E6bqBdOfF:4zS0kPWVN5LbtcOfF

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://communicalink.com/index.php

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

5050

C2

mifrutty.com

Attributes
  • base_path

    /jerry/

  • build

    250260

  • exe_type

    loader

  • extension

    .bob

  • server_id

    50

rsa_pubkey.plain
aes.plain

Extracted

Family

gozi

Botnet

5050

C2

http://igrovdow.com

Attributes
  • base_path

    /pictures/

  • build

    250260

  • exe_type

    worker

  • extension

    .bob

  • server_id

    50

rsa_pubkey.plain
aes.plain

Targets

    • Target

      client_1.hta

    • Size

      22KB

    • MD5

      57d3eb665f1e9e6a19f278baabd49e7b

    • SHA1

      44566a9d716e6abd0304544dd88d245fea990882

    • SHA256

      4380de3cba18880ef72d2bc73ec84ee6f9f27b55d635a81ab8d40d488f59303d

    • SHA512

      30a0a3349aa0b815728abdb0c770d65354cdcf68ca939de4c175bdb285e3d664d7afdddc4be91bae170a65e4f808e6de7cc877fa36442f64f7b7db993e83851d

    • SSDEEP

      384:rO6BO5aa8mOFhyS1q5H8qxAt4VFhmqmfW9PW6vN1v35Zh5LaBY5E6bqBdOfF:4zS0kPWVN5LbtcOfF

    • Gozi

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

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks