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Analysis

  • max time kernel
    139s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/10/2024, 09:42

General

  • Target

    54cd6c5e4f78a8ed9b689dd6e07b5608611dc45773e421283f1cb54476069620.exe

  • Size

    271KB

  • MD5

    2591a95d9194a08ad573d8e8e7241bf8

  • SHA1

    07678134292beb5a6fe87ebcf24c031f4d16aa77

  • SHA256

    54cd6c5e4f78a8ed9b689dd6e07b5608611dc45773e421283f1cb54476069620

  • SHA512

    35535f4594f6a8ff8e47618f9bb1a8a7f7290c61d60e3e5935c1ac0a5d7fe9cb9541049ac2d2d3d9dcb3b45d5641735a222f5bb307c3d2b7395d5f224863e19e

  • SSDEEP

    3072:wEeBWsLMcdt1+K3oseHfIrjmOOY7VQIKf/weKXmsMeOxGzg95rvqJzxB9HPuGP2J:pe1+2oseH+j3tVU/wh/AqpxB9vuGPDn

Malware Config

Extracted

Family

gcleaner

C2

80.66.75.114

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 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\54cd6c5e4f78a8ed9b689dd6e07b5608611dc45773e421283f1cb54476069620.exe
    "C:\Users\Admin\AppData\Local\Temp\54cd6c5e4f78a8ed9b689dd6e07b5608611dc45773e421283f1cb54476069620.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4200
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 732
      2⤵
      • Program crash
      PID:1076
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 732
      2⤵
      • Program crash
      PID:4880
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 732
      2⤵
      • Program crash
      PID:3252
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 832
      2⤵
      • Program crash
      PID:1120
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 892
      2⤵
      • Program crash
      PID:3716
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 980
      2⤵
      • Program crash
      PID:2644
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 1128
      2⤵
      • Program crash
      PID:5004
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 1428
      2⤵
      • Program crash
      PID:1512
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "54cd6c5e4f78a8ed9b689dd6e07b5608611dc45773e421283f1cb54476069620.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\54cd6c5e4f78a8ed9b689dd6e07b5608611dc45773e421283f1cb54476069620.exe" & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2596
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "54cd6c5e4f78a8ed9b689dd6e07b5608611dc45773e421283f1cb54476069620.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2588
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 1392
      2⤵
      • Program crash
      PID:3104
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4200 -ip 4200
    1⤵
      PID:232
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4200 -ip 4200
      1⤵
        PID:3772
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4200 -ip 4200
        1⤵
          PID:5116
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4200 -ip 4200
          1⤵
            PID:1048
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4200 -ip 4200
            1⤵
              PID:1032
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4200 -ip 4200
              1⤵
                PID:5064
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4200 -ip 4200
                1⤵
                  PID:4948
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4200 -ip 4200
                  1⤵
                    PID:3260
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4200 -ip 4200
                    1⤵
                      PID:3836

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

                    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\HA5FC889\download[1].htm

                      Filesize

                      1B

                      MD5

                      cfcd208495d565ef66e7dff9f98764da

                      SHA1

                      b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

                      SHA256

                      5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

                      SHA512

                      31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

                    • memory/4200-1-0x0000000002D30000-0x0000000002E30000-memory.dmp

                      Filesize

                      1024KB

                    • memory/4200-2-0x0000000002CF0000-0x0000000002D1D000-memory.dmp

                      Filesize

                      180KB

                    • memory/4200-3-0x0000000000400000-0x000000000042F000-memory.dmp

                      Filesize

                      188KB

                    • memory/4200-8-0x0000000002D30000-0x0000000002E30000-memory.dmp

                      Filesize

                      1024KB

                    • memory/4200-11-0x0000000002CF0000-0x0000000002D1D000-memory.dmp

                      Filesize

                      180KB

                    • memory/4200-10-0x0000000000400000-0x0000000002B49000-memory.dmp

                      Filesize

                      39.3MB

                    • memory/4200-13-0x0000000000400000-0x000000000042F000-memory.dmp

                      Filesize

                      188KB

                    • memory/4200-22-0x0000000000400000-0x000000000042F000-memory.dmp

                      Filesize

                      188KB

                    • memory/4200-21-0x0000000000400000-0x0000000002B49000-memory.dmp

                      Filesize

                      39.3MB