Analysis

  • max time kernel
    90s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06-05-2024 23:27

General

  • Target

    dfb9b48df46acda553e8a35316d9e3b612a067ed79811450ed1ce0553f83be96.exe

  • Size

    334KB

  • MD5

    1ad55d8e91e9ba2a0f18a2d5d091f16b

  • SHA1

    34863aec662d7ca5ba98d36713a1ebb5ee7ab971

  • SHA256

    dfb9b48df46acda553e8a35316d9e3b612a067ed79811450ed1ce0553f83be96

  • SHA512

    c505cf71ac5b6f394908bb385e14befac9c84a8da43741dc71ef98d7bd3059aaa0da829929763ed2a31434bb1d1a5f79ec505184df86c62f26c28856d0616073

  • SSDEEP

    6144:EULP6HF/aG9hYWwoOCI+AIBd5JQsPTnnor0rkuT:d76HF/aehhgtmzpnnKikm

Score
10/10

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.65.64

Attributes
  • url_path

    /advdlc.php

Signatures

  • GCleaner

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

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 8 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dfb9b48df46acda553e8a35316d9e3b612a067ed79811450ed1ce0553f83be96.exe
    "C:\Users\Admin\AppData\Local\Temp\dfb9b48df46acda553e8a35316d9e3b612a067ed79811450ed1ce0553f83be96.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5000
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 772
      2⤵
      • Program crash
      PID:952
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 780
      2⤵
      • Program crash
      PID:3012
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 780
      2⤵
      • Program crash
      PID:4792
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 864
      2⤵
      • Program crash
      PID:3976
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 976
      2⤵
      • Program crash
      PID:4432
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 1060
      2⤵
      • Program crash
      PID:1384
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 1408
      2⤵
      • Program crash
      PID:2716
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "dfb9b48df46acda553e8a35316d9e3b612a067ed79811450ed1ce0553f83be96.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\dfb9b48df46acda553e8a35316d9e3b612a067ed79811450ed1ce0553f83be96.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4952
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "dfb9b48df46acda553e8a35316d9e3b612a067ed79811450ed1ce0553f83be96.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3544
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5000 -s 1452
      2⤵
      • Program crash
      PID:3824
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5000 -ip 5000
    1⤵
      PID:3848
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 5000 -ip 5000
      1⤵
        PID:1716
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 5000 -ip 5000
        1⤵
          PID:568
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 5000 -ip 5000
          1⤵
            PID:3216
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 5000 -ip 5000
            1⤵
              PID:3744
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 5000 -ip 5000
              1⤵
                PID:4076
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 5000 -ip 5000
                1⤵
                  PID:4748
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 5000 -ip 5000
                  1⤵
                    PID:2848

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • memory/5000-1-0x0000000001BE0000-0x0000000001CE0000-memory.dmp

                    Filesize

                    1024KB

                  • memory/5000-2-0x0000000003720000-0x000000000374D000-memory.dmp

                    Filesize

                    180KB

                  • memory/5000-3-0x0000000000400000-0x000000000042F000-memory.dmp

                    Filesize

                    188KB

                  • memory/5000-6-0x0000000000400000-0x000000000042F000-memory.dmp

                    Filesize

                    188KB

                  • memory/5000-5-0x0000000000400000-0x0000000001A1E000-memory.dmp

                    Filesize

                    22.1MB