Analysis

  • max time kernel
    90s
  • max time network
    93s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240419-en
  • resource tags

    arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    05-05-2024 22:19

General

  • Target

    765df4920601ae8f39af0b32631559bbcad78f431395269dcb06d25e8d83f5bd.exe

  • Size

    263KB

  • MD5

    c016ac06e2bd7ed6f4c5ee4d84f85bb4

  • SHA1

    b773156a952dae7bcb87afc90b199b935c1db547

  • SHA256

    765df4920601ae8f39af0b32631559bbcad78f431395269dcb06d25e8d83f5bd

  • SHA512

    e719951ae41eb0480ecc4cce125c76f68bd32c9ba985ad0021348ca9f04da794e210c5a7e37f4447197ae2d09a3070208393fc3c42c3cb5c34f4bcc7126fdb47

  • SSDEEP

    3072:GC+BTGZf3IcvdZDhr8p0iyvUKgdB5KobdYHwb5RerrpNj:hgsXlr8tyMaobdV/erl5

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\765df4920601ae8f39af0b32631559bbcad78f431395269dcb06d25e8d83f5bd.exe
    "C:\Users\Admin\AppData\Local\Temp\765df4920601ae8f39af0b32631559bbcad78f431395269dcb06d25e8d83f5bd.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 772
      2⤵
      • Program crash
      PID:4236
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 780
      2⤵
      • Program crash
      PID:1896
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 812
      2⤵
      • Program crash
      PID:2460
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 844
      2⤵
      • Program crash
      PID:5036
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 976
      2⤵
      • Program crash
      PID:1164
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 980
      2⤵
      • Program crash
      PID:1892
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 1432
      2⤵
      • Program crash
      PID:2236
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "765df4920601ae8f39af0b32631559bbcad78f431395269dcb06d25e8d83f5bd.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\765df4920601ae8f39af0b32631559bbcad78f431395269dcb06d25e8d83f5bd.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3388
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "765df4920601ae8f39af0b32631559bbcad78f431395269dcb06d25e8d83f5bd.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4368
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1960 -s 1464
      2⤵
      • Program crash
      PID:3464
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1960 -ip 1960
    1⤵
      PID:3396
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 1960 -ip 1960
      1⤵
        PID:3052
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1960 -ip 1960
        1⤵
          PID:4768
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1960 -ip 1960
          1⤵
            PID:4620
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1960 -ip 1960
            1⤵
              PID:3776
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1960 -ip 1960
              1⤵
                PID:1064
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1960 -ip 1960
                1⤵
                  PID:3060
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1960 -ip 1960
                  1⤵
                    PID:2040

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • memory/1960-2-0x0000000002E60000-0x0000000002E8D000-memory.dmp

                    Filesize

                    180KB

                  • memory/1960-1-0x0000000002CE0000-0x0000000002DE0000-memory.dmp

                    Filesize

                    1024KB

                  • memory/1960-3-0x0000000000400000-0x000000000042F000-memory.dmp

                    Filesize

                    188KB

                  • memory/1960-6-0x0000000002E60000-0x0000000002E8D000-memory.dmp

                    Filesize

                    180KB

                  • memory/1960-7-0x0000000000400000-0x000000000042F000-memory.dmp

                    Filesize

                    188KB

                  • memory/1960-5-0x0000000000400000-0x0000000002B00000-memory.dmp

                    Filesize

                    39.0MB