General

  • Target

    b845d376ec10829f73178db6987e4cd108790ac38e21c0ca23fc575c3ebc73e7

  • Size

    207KB

  • Sample

    250308-kd5kpstyaz

  • MD5

    e04354bb10e930ca2ab9300c071ef9c5

  • SHA1

    b6bc850b90854b431ee7d1f426cc9bc72c6b071e

  • SHA256

    b845d376ec10829f73178db6987e4cd108790ac38e21c0ca23fc575c3ebc73e7

  • SHA512

    531803775baa1052c90a0b7a3c7a5e37c559017e4fd9ea1a4f4025bd8b911a057d226fb3b9324edcfb9d3548c723f959a67481f016b6a41780ba13c0b9eeeadd

  • SSDEEP

    3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkTF:X2vnSwjaOcADw9cUeCOf

Malware Config

Extracted

Family

gh0strat

C2

107.163.241.193:6520

http://107.163.241.181:16300/

http://107.163.241.182:12354/login.php

Attributes
  • user_agent

    Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C))

    Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0)

Targets

    • Target

      b845d376ec10829f73178db6987e4cd108790ac38e21c0ca23fc575c3ebc73e7

    • Size

      207KB

    • MD5

      e04354bb10e930ca2ab9300c071ef9c5

    • SHA1

      b6bc850b90854b431ee7d1f426cc9bc72c6b071e

    • SHA256

      b845d376ec10829f73178db6987e4cd108790ac38e21c0ca23fc575c3ebc73e7

    • SHA512

      531803775baa1052c90a0b7a3c7a5e37c559017e4fd9ea1a4f4025bd8b911a057d226fb3b9324edcfb9d3548c723f959a67481f016b6a41780ba13c0b9eeeadd

    • SSDEEP

      3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkTF:X2vnSwjaOcADw9cUeCOf

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

    • Gh0strat family

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

MITRE ATT&CK Enterprise v15

Tasks