Analysis

  • max time kernel
    30s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230621-en
  • resource tags

    arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
  • submitted
    02/07/2023, 06:04

General

  • Target

    2d257873ee0ae75c9b89bd340e3e3da6.exe

  • Size

    362KB

  • MD5

    2d257873ee0ae75c9b89bd340e3e3da6

  • SHA1

    9dd9080df32b375f39df6470136a5bb107829eba

  • SHA256

    f6cf800d44ff24fc1d1c06ccb0df605c5585f56fd041d335a5fe15628a1e9428

  • SHA512

    e89156f93c1ddb1292d31477e4d05937fc3a091a9868842f5cf861b9bea3c521c839cc557a8dcab0e3d651561b2d06392fcc9426278cd7797c2abeb6f5df5753

  • SSDEEP

    3072:aYCP40soI6S4OjdPhhFZzWUE6itRd8iEmP7WLig/ZT4rNXeCLshvYJREGKm3aGjR:g4V6IV7ErRlEakMJXbsqQjmKJuF25V8

Score
10/10

Malware Config

Extracted

Family

gcleaner

C2

45.12.253.56

45.12.253.72

45.12.253.98

45.12.253.75

Signatures

  • GCleaner

    GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

  • Deletes itself 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d257873ee0ae75c9b89bd340e3e3da6.exe
    "C:\Users\Admin\AppData\Local\Temp\2d257873ee0ae75c9b89bd340e3e3da6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "2d257873ee0ae75c9b89bd340e3e3da6.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\2d257873ee0ae75c9b89bd340e3e3da6.exe" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1176
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "2d257873ee0ae75c9b89bd340e3e3da6.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1008

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2032-54-0x0000000002F30000-0x0000000002F56000-memory.dmp

          Filesize

          152KB

        • memory/2032-55-0x0000000002F60000-0x0000000002FA0000-memory.dmp

          Filesize

          256KB

        • memory/2032-56-0x0000000000400000-0x00000000017FB000-memory.dmp

          Filesize

          20.0MB

        • memory/2032-58-0x0000000000400000-0x00000000017FB000-memory.dmp

          Filesize

          20.0MB