General

  • Target

    e1b2834679d7ff912cd5d306731df4350f1a76033258d6cc861f67a4363c0406

  • Size

    206KB

  • Sample

    250405-jmbtbaszgs

  • MD5

    16048d1120331849721aa136e35c179b

  • SHA1

    772e575366ead08240a41e15589e6f91c7e988d6

  • SHA256

    e1b2834679d7ff912cd5d306731df4350f1a76033258d6cc861f67a4363c0406

  • SHA512

    b1a982ece3f836e1994be4f98b7db9e58257a0bd41054fdca62095972cb86a66a86cc48aa6088e3df32b63f8d1e0fac2be744cf8d2c09d37c65cc84096dee689

  • SSDEEP

    3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT+:X2vnSwjaOcADw9cUeCOfU

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

      e1b2834679d7ff912cd5d306731df4350f1a76033258d6cc861f67a4363c0406

    • Size

      206KB

    • MD5

      16048d1120331849721aa136e35c179b

    • SHA1

      772e575366ead08240a41e15589e6f91c7e988d6

    • SHA256

      e1b2834679d7ff912cd5d306731df4350f1a76033258d6cc861f67a4363c0406

    • SHA512

      b1a982ece3f836e1994be4f98b7db9e58257a0bd41054fdca62095972cb86a66a86cc48aa6088e3df32b63f8d1e0fac2be744cf8d2c09d37c65cc84096dee689

    • SSDEEP

      3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT+:X2vnSwjaOcADw9cUeCOfU

    • 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