Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/04/2024, 13:34

General

  • Target

    3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe

  • Size

    294KB

  • MD5

    54935c8ce5efca8a4589caa0d3e9258f

  • SHA1

    b0eb42a85371e15ef92020c37406f59e786a503d

  • SHA256

    3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9

  • SHA512

    3fb388b769a5cae21a035ae999e5d190d941c4a146cf77e5481a5ea8337b8e1a0259a206ad04d1a902842412584825db5d2fbd7c9425fcc855581e294b7d26bc

  • SSDEEP

    3072:CX8L3hvoXS+bakYZXhJ1KcRvPHiiKXU57jdPWfd9Drt67JUPFk+Hc/vyK1nhlXWl:CsvYSo6r1xIiKkLixP+qIyK1nfXy5IB

Score
10/10

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.65.64

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\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe
    "C:\Users\Admin\AppData\Local\Temp\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2276
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 752
      2⤵
      • Program crash
      PID:2184
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 772
      2⤵
      • Program crash
      PID:972
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 772
      2⤵
      • Program crash
      PID:2624
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 796
      2⤵
      • Program crash
      PID:384
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 908
      2⤵
      • Program crash
      PID:3112
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 988
      2⤵
      • Program crash
      PID:4532
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 1284
      2⤵
      • Program crash
      PID:4508
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3560
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "3c187ba3a074078ac5edd0382992f66e784eb26faff2fbd55b97b1d0b0740ae9.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:60
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 1372
      2⤵
      • Program crash
      PID:3508
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2276 -ip 2276
    1⤵
      PID:2540
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2276 -ip 2276
      1⤵
        PID:5044
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2276 -ip 2276
        1⤵
          PID:2660
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2276 -ip 2276
          1⤵
            PID:4876
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2276 -ip 2276
            1⤵
              PID:5096
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2276 -ip 2276
              1⤵
                PID:2060
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2276 -ip 2276
                1⤵
                  PID:4332
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 2276 -ip 2276
                  1⤵
                    PID:1948

                  Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

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                        Downloads

                        • memory/2276-2-0x0000000004A90000-0x0000000004ABD000-memory.dmp

                          Filesize

                          180KB

                        • memory/2276-1-0x0000000002D90000-0x0000000002E90000-memory.dmp

                          Filesize

                          1024KB

                        • memory/2276-3-0x0000000000400000-0x0000000002D48000-memory.dmp

                          Filesize

                          41.3MB

                        • memory/2276-6-0x0000000002D90000-0x0000000002E90000-memory.dmp

                          Filesize

                          1024KB

                        • memory/2276-8-0x0000000004A90000-0x0000000004ABD000-memory.dmp

                          Filesize

                          180KB

                        • memory/2276-10-0x0000000000400000-0x0000000002D48000-memory.dmp

                          Filesize

                          41.3MB