Analysis

  • max time kernel
    31s
  • max time network
    143s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    05-09-2024 10:15

General

  • Target

    e0d6620f56005133a7252198c7a4780664b43c91d347097594825bbc7912ef95.exe

  • Size

    401KB

  • MD5

    f014dcd4c617fada93c488f904d3e753

  • SHA1

    cec49207704f871f054c315d9f392b96f70b2309

  • SHA256

    e0d6620f56005133a7252198c7a4780664b43c91d347097594825bbc7912ef95

  • SHA512

    5a6ba6c628276e2033d3b2793f8575f4e5f9209cf4b61c8e958e38267910d8463fe52a58a02ee4775900a41ed183158759b46af1b52af31da9d9d0da4ae866db

  • SSDEEP

    6144:X4DbnS3TfbACSU6IRq8LrG5Iu17si6rgBN1aaZQBti0VHf5XIIA:X4nS3TfbACSUP9W5Iu1vnrCti0VHf54

Malware Config

Extracted

Family

gcleaner

C2

80.66.75.114

45.91.200.135

Signatures

  • GCleaner

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

  • Downloads MZ/PE file
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 9 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\e0d6620f56005133a7252198c7a4780664b43c91d347097594825bbc7912ef95.exe
    "C:\Users\Admin\AppData\Local\Temp\e0d6620f56005133a7252198c7a4780664b43c91d347097594825bbc7912ef95.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1868
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 480
      2⤵
      • Program crash
      PID:1404
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 796
      2⤵
      • Program crash
      PID:2492
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 816
      2⤵
      • Program crash
      PID:2484
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 796
      2⤵
      • Program crash
      PID:2448
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 892
      2⤵
      • Program crash
      PID:4840
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 976
      2⤵
      • Program crash
      PID:5872
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 1088
      2⤵
      • Program crash
      PID:4136
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 1740
      2⤵
      • Program crash
      PID:4204
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "e0d6620f56005133a7252198c7a4780664b43c91d347097594825bbc7912ef95.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\e0d6620f56005133a7252198c7a4780664b43c91d347097594825bbc7912ef95.exe" & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4868
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "e0d6620f56005133a7252198c7a4780664b43c91d347097594825bbc7912ef95.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2016
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 1708
      2⤵
      • Program crash
      PID:1664
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1868 -ip 1868
    1⤵
      PID:4956
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1868 -ip 1868
      1⤵
        PID:4328
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1868 -ip 1868
        1⤵
          PID:1056
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 352 -p 1868 -ip 1868
          1⤵
            PID:1476
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1868 -ip 1868
            1⤵
              PID:1232
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1868 -ip 1868
              1⤵
                PID:1460
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 352 -p 1868 -ip 1868
                1⤵
                  PID:2540
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1868 -ip 1868
                  1⤵
                    PID:4428
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1868 -ip 1868
                    1⤵
                      PID:4664

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JL3S1NU9\download[1].htm

                      Filesize

                      1B

                      MD5

                      cfcd208495d565ef66e7dff9f98764da

                      SHA1

                      b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

                      SHA256

                      5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

                      SHA512

                      31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

                    • memory/1868-1-0x00000000007B0000-0x00000000008B0000-memory.dmp

                      Filesize

                      1024KB

                    • memory/1868-2-0x0000000002460000-0x000000000249B000-memory.dmp

                      Filesize

                      236KB

                    • memory/1868-3-0x0000000000400000-0x000000000043F000-memory.dmp

                      Filesize

                      252KB

                    • memory/1868-8-0x0000000010000000-0x000000001001C000-memory.dmp

                      Filesize

                      112KB

                    • memory/1868-13-0x00000000007B0000-0x00000000008B0000-memory.dmp

                      Filesize

                      1024KB

                    • memory/1868-15-0x0000000002460000-0x000000000249B000-memory.dmp

                      Filesize

                      236KB

                    • memory/1868-17-0x0000000000400000-0x000000000043F000-memory.dmp

                      Filesize

                      252KB

                    • memory/1868-16-0x0000000000400000-0x00000000005F8000-memory.dmp

                      Filesize

                      2.0MB

                    • memory/1868-34-0x0000000000400000-0x00000000005F8000-memory.dmp

                      Filesize

                      2.0MB

                    • memory/1868-35-0x0000000000400000-0x00000000005F8000-memory.dmp

                      Filesize

                      2.0MB

                    • memory/1868-36-0x0000000000400000-0x000000000043F000-memory.dmp

                      Filesize

                      252KB