General

  • Target

    9750b44a13e7880b4bb9d1dbe057db085ec7577c21f14a52a5ca2acdbb19edaf

  • Size

    207KB

  • Sample

    250302-hw1clayvaw

  • MD5

    69172d117ff8834caefae0438a27a0b7

  • SHA1

    3133cc0720b19ba8c07e730a124ba1fc5df48b68

  • SHA256

    9750b44a13e7880b4bb9d1dbe057db085ec7577c21f14a52a5ca2acdbb19edaf

  • SHA512

    2edb394fd71122d24db98bc29220d5eb95d3636881b2628d252e1c487fd8dc9267ca29cd976a49b0db9b74a54882f23ba0e4ef53f454b297fcbc23af78da3610

  • 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

      9750b44a13e7880b4bb9d1dbe057db085ec7577c21f14a52a5ca2acdbb19edaf

    • Size

      207KB

    • MD5

      69172d117ff8834caefae0438a27a0b7

    • SHA1

      3133cc0720b19ba8c07e730a124ba1fc5df48b68

    • SHA256

      9750b44a13e7880b4bb9d1dbe057db085ec7577c21f14a52a5ca2acdbb19edaf

    • SHA512

      2edb394fd71122d24db98bc29220d5eb95d3636881b2628d252e1c487fd8dc9267ca29cd976a49b0db9b74a54882f23ba0e4ef53f454b297fcbc23af78da3610

    • 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