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General

  • Target

    cfed7abc2cdce41348af42dd516e8731d4de0ceaa14c6c3a0e48ebd539e22559

  • Size

    83KB

  • Sample

    250311-fwpjzsttf1

  • MD5

    4e969a3e3014194ed6e33f384fe3394c

  • SHA1

    3209f7973906286f182dc1574c571356834c2b1c

  • SHA256

    cfed7abc2cdce41348af42dd516e8731d4de0ceaa14c6c3a0e48ebd539e22559

  • SHA512

    ca88c9a6b493b658498de783d1b95cabbf8d7fd49c06636adb33c66a7bd861ea310c5484d92c293a75025b21e528b3581f170691c070161e40a0e51a48339501

  • SSDEEP

    1536:nQgUoFley2HuI4eB7qsd1yre4zm4miCRv4KCrVFxOJ4rw4XKpf:mElKxd8rhzqiAw4Jzpf

Malware Config

Extracted

Family

gh0strat

C2

host123.zz.am:6658

http://23.104.160.115:8890/version.php

http://23.104.160.116:9963/

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

      cfed7abc2cdce41348af42dd516e8731d4de0ceaa14c6c3a0e48ebd539e22559

    • Size

      83KB

    • MD5

      4e969a3e3014194ed6e33f384fe3394c

    • SHA1

      3209f7973906286f182dc1574c571356834c2b1c

    • SHA256

      cfed7abc2cdce41348af42dd516e8731d4de0ceaa14c6c3a0e48ebd539e22559

    • SHA512

      ca88c9a6b493b658498de783d1b95cabbf8d7fd49c06636adb33c66a7bd861ea310c5484d92c293a75025b21e528b3581f170691c070161e40a0e51a48339501

    • SSDEEP

      1536:nQgUoFley2HuI4eB7qsd1yre4zm4miCRv4KCrVFxOJ4rw4XKpf:mElKxd8rhzqiAw4Jzpf

    • 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

    • Blocklisted process makes network request

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks