Analysis

  • max time kernel
    121s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    02/04/2024, 13:09

General

  • Target

    99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe

  • Size

    311KB

  • MD5

    072808f550a495b45920fa2f0f239d3e

  • SHA1

    72c07f574b55f5da5d8bea8d1c87e024e5925f15

  • SHA256

    99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9

  • SHA512

    1cbb966a3216c8968fbd58ebecdd2d55dec2567cd8d89857acd618c0d6c128c61d5edb93e7518766ea3166c8e47ecb6920360c06d37e0d1de825dd2fb16445f7

  • SSDEEP

    3072:WOhBfC8R+bIlGXY+XKdK1QUdLUUDO3bvd+A+kYiTmxtViZmmJVjkKbzGbIXyrN9H:L8pdoxiskxe4KW+qN9Xi

Score
10/10

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.65.115

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\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe
    "C:\Users\Admin\AppData\Local\Temp\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2600
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2248
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "99d42ee02b2d43170796ccb36e5f05318a713fbbb2b48067024a555a58a57dc9.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2588

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2600-1-0x0000000000BD0000-0x0000000000CD0000-memory.dmp

          Filesize

          1024KB

        • memory/2600-2-0x0000000000220000-0x000000000024D000-memory.dmp

          Filesize

          180KB

        • memory/2600-3-0x0000000000400000-0x0000000000AF7000-memory.dmp

          Filesize

          7.0MB

        • memory/2600-5-0x0000000000400000-0x0000000000AF7000-memory.dmp

          Filesize

          7.0MB

        • memory/2600-6-0x0000000000BD0000-0x0000000000CD0000-memory.dmp

          Filesize

          1024KB