Analysis

  • max time kernel
    1001s
  • max time network
    1008s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-03-2023 15:22

General

  • Target

    GLP_installer_900223150_market.exe

  • Size

    3.6MB

  • MD5

    0ac1fd602f5ec2d2231fe311777791e8

  • SHA1

    52ca6ccd121faf4f3aad9e7760ee1a519b323d83

  • SHA256

    bb68113cfaba1def162b8a0df4b1d41b83ea34ce4fd5b23e0a0b75b259b62bfc

  • SHA512

    10fb445ccf904c20b1b3736d02f53bc43a3b9161465c6915c89a06e978be9e988342f40d4c895acbfdabf236fbdbaa87c8470577626cbc2ba1838dba48e57623

  • SSDEEP

    49152:808OhxtUg9OUi82w6aQp9dgS1GUL38XhCOYc3iJXe9emEPGKOPkQThMYRMnm7LBg:808vdsGaQNgS1C6e6ngKpqM

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\GLP_installer_900223150_market.exe
    "C:\Users\Admin\AppData\Local\Temp\GLP_installer_900223150_market.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    PID:4732

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Bootkit

1
T1067

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Tencent\TxGameAssistant\TGBDownloader\dr.dll
    Filesize

    74KB

    MD5

    2814acbd607ba47bdbcdf6ac3076ee95

    SHA1

    50ab892071bed2bb2365ca1d4bf5594e71c6b13b

    SHA256

    5904a7e4d97eeac939662c3638a0e145f64ff3dd0198f895c4bf0337595c6a67

    SHA512

    34c73014ffc8d38d6dd29f4f84c8f4f9ea971bc131f665f65b277f453504d5efc2d483a792cdea610c5e0544bf3997b132dcdbe37224912c5234c15cdb89d498