Analysis

  • max time kernel
    146s
  • max time network
    150s
  • 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 10:27

General

  • Target

    40bf8658504479ccc0400eddf69a2bf173143520753304cef9776c94f206e66d.exe

  • Size

    301KB

  • MD5

    328e6d14f53fe92b9b92f3c33b7bfa31

  • SHA1

    abaad61372698dc98ecddfa219504593390599fe

  • SHA256

    40bf8658504479ccc0400eddf69a2bf173143520753304cef9776c94f206e66d

  • SHA512

    c0e2266af63526685578201c7185f38cad05aac47da657115b0efe09c55174101b26a239b782f66cf64c06fe3a378ea8ddd392e514b74c5cfa9f1804fe80af8c

  • SSDEEP

    3072:kL167ZZ4LpixjK7iJtW+EGQhSWSJyPlJzNAWFe5NoU3PlwoP4ikuKPyQ3+EaaiRt:kL5f4tWiGuuzNXyPq7yK13zaebDsW6a

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\40bf8658504479ccc0400eddf69a2bf173143520753304cef9776c94f206e66d.exe
    "C:\Users\Admin\AppData\Local\Temp\40bf8658504479ccc0400eddf69a2bf173143520753304cef9776c94f206e66d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 780
      2⤵
      • Program crash
      PID:4780
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 788
      2⤵
      • Program crash
      PID:4836
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 788
      2⤵
      • Program crash
      PID:4940
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 804
      2⤵
      • Program crash
      PID:1572
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 976
      2⤵
      • Program crash
      PID:3884
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 984
      2⤵
      • Program crash
      PID:3236
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 1440
      2⤵
      • Program crash
      PID:3464
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "40bf8658504479ccc0400eddf69a2bf173143520753304cef9776c94f206e66d.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\40bf8658504479ccc0400eddf69a2bf173143520753304cef9776c94f206e66d.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2804
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "40bf8658504479ccc0400eddf69a2bf173143520753304cef9776c94f206e66d.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4972
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 1344
      2⤵
      • Program crash
      PID:1452
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1596 -ip 1596
    1⤵
      PID:1800
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1596 -ip 1596
      1⤵
        PID:1516
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1596 -ip 1596
        1⤵
          PID:4340
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1596 -ip 1596
          1⤵
            PID:4664
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1596 -ip 1596
            1⤵
              PID:2668
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1596 -ip 1596
              1⤵
                PID:3392
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1596 -ip 1596
                1⤵
                  PID:1232
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1596 -ip 1596
                  1⤵
                    PID:4448

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • memory/1596-1-0x0000000001AE0000-0x0000000001BE0000-memory.dmp

                    Filesize

                    1024KB

                  • memory/1596-3-0x0000000000400000-0x000000000042F000-memory.dmp

                    Filesize

                    188KB

                  • memory/1596-2-0x0000000003720000-0x000000000374D000-memory.dmp

                    Filesize

                    180KB

                  • memory/1596-6-0x0000000000400000-0x000000000042F000-memory.dmp

                    Filesize

                    188KB

                  • memory/1596-5-0x0000000000400000-0x0000000001A16000-memory.dmp

                    Filesize

                    22.1MB