Analysis

  • max time kernel
    140s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-05-2024 19:48

General

  • Target

    ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe

  • Size

    300KB

  • MD5

    a5cbe21c2874205c0ecbec466577a456

  • SHA1

    045913306165976f975e40fd9711b9925973453a

  • SHA256

    ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390

  • SHA512

    e39a5623d618483dca15e18464b9b8382fc4244ae8a5770a88a4aa9f6b91d1e17c38983e7a5a4f9c250710a3e78a00fcd304c27ffbec558ddba97fe6e6975ee1

  • SSDEEP

    3072:FgWoVEDdVROpPVLrV4+pGQhSf0rxV94e9fNzlO0jtN9MVQR2UCuFxEnXSYcofbrH:a/NLR4nG2yWeRZMVgCu77Ptirk

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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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\ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe
    "C:\Users\Admin\AppData\Local\Temp\ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4596
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 740
      2⤵
      • Program crash
      PID:668
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 780
      2⤵
      • Program crash
      PID:4152
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 780
      2⤵
      • Program crash
      PID:4740
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 792
      2⤵
      • Program crash
      PID:516
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 904
      2⤵
      • Program crash
      PID:796
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 984
      2⤵
      • Program crash
      PID:3948
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 1284
      2⤵
      • Program crash
      PID:3472
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4772
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "ac3b6b4c7fbf555411aca460dc072527516012768474af8bb41650653b3ea390.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4508
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 1360
      2⤵
      • Program crash
      PID:4896
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4596 -ip 4596
    1⤵
      PID:3128
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4596 -ip 4596
      1⤵
        PID:1892
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4596 -ip 4596
        1⤵
          PID:3600
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4596 -ip 4596
          1⤵
            PID:540
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4596 -ip 4596
            1⤵
              PID:3068
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4596 -ip 4596
              1⤵
                PID:4352
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4596 -ip 4596
                1⤵
                  PID:1812
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4596 -ip 4596
                  1⤵
                    PID:468

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • memory/4596-3-0x0000000000400000-0x000000000042F000-memory.dmp

                    Filesize

                    188KB

                  • memory/4596-2-0x0000000001B70000-0x0000000001B9D000-memory.dmp

                    Filesize

                    180KB

                  • memory/4596-1-0x0000000001D60000-0x0000000001E60000-memory.dmp

                    Filesize

                    1024KB

                  • memory/4596-6-0x0000000000400000-0x000000000042F000-memory.dmp

                    Filesize

                    188KB

                  • memory/4596-5-0x0000000000400000-0x0000000001A15000-memory.dmp

                    Filesize

                    22.1MB