General

  • Target

    5518a4cc4b2cdbc70aaba759e92cb16ac22e74e89510aa876a53e7b9a1a5466f

  • Size

    206KB

  • Sample

    250405-kj15gatvaw

  • MD5

    6a949abda0492d3f4692adfd6a29795c

  • SHA1

    3b9f6e32243d7a81c859b9c8dfc3ebc124d9979f

  • SHA256

    5518a4cc4b2cdbc70aaba759e92cb16ac22e74e89510aa876a53e7b9a1a5466f

  • SHA512

    bb83fcabe7063d40d1b0284f8ddbb951a45e024fa15b930d0688d74ce227909a6abffd50f1b1e2266c09008cc1d21b5cb93bdd0f7c7a5d8254d87fa8d6b24cc9

  • 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

      5518a4cc4b2cdbc70aaba759e92cb16ac22e74e89510aa876a53e7b9a1a5466f

    • Size

      206KB

    • MD5

      6a949abda0492d3f4692adfd6a29795c

    • SHA1

      3b9f6e32243d7a81c859b9c8dfc3ebc124d9979f

    • SHA256

      5518a4cc4b2cdbc70aaba759e92cb16ac22e74e89510aa876a53e7b9a1a5466f

    • SHA512

      bb83fcabe7063d40d1b0284f8ddbb951a45e024fa15b930d0688d74ce227909a6abffd50f1b1e2266c09008cc1d21b5cb93bdd0f7c7a5d8254d87fa8d6b24cc9

    • 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