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Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    12/09/2024, 06:41

General

  • Target

    f882cbd5034165bd0b67394a0d3fa0126f06a4fa2b5c0aaaf41fda6cf645f2c3.exe

  • Size

    310KB

  • MD5

    6c75f4f6f5e088a7fa62a7b840c1e319

  • SHA1

    630f35575568b0b5fe8c1122872f4cce8548d001

  • SHA256

    f882cbd5034165bd0b67394a0d3fa0126f06a4fa2b5c0aaaf41fda6cf645f2c3

  • SHA512

    b7dbb97ef65e5bdf069e7af468681fd08f98f19cd65c40630818e95c5d1782c3eb1c2aa7fd5450dba268bd9480742353644e5cc97e933702d6ac1d827cce073d

  • SSDEEP

    6144:mIopxV3C1cvA7vTw6a5kYi6zlqYCRProo5:mICVy1c2vsROYi4MYCRPro

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 10 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\f882cbd5034165bd0b67394a0d3fa0126f06a4fa2b5c0aaaf41fda6cf645f2c3.exe
    "C:\Users\Admin\AppData\Local\Temp\f882cbd5034165bd0b67394a0d3fa0126f06a4fa2b5c0aaaf41fda6cf645f2c3.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1180
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 476
      2⤵
      • Program crash
      PID:396
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 796
      2⤵
      • Program crash
      PID:4820
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 816
      2⤵
      • Program crash
      PID:4644
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 796
      2⤵
      • Program crash
      PID:4856
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 836
      2⤵
      • Program crash
      PID:428
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 976
      2⤵
      • Program crash
      PID:3328
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 984
      2⤵
      • Program crash
      PID:3120
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 1392
      2⤵
      • Program crash
      PID:1708
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 1668
      2⤵
      • Program crash
      PID:2960
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "f882cbd5034165bd0b67394a0d3fa0126f06a4fa2b5c0aaaf41fda6cf645f2c3.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\f882cbd5034165bd0b67394a0d3fa0126f06a4fa2b5c0aaaf41fda6cf645f2c3.exe" & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2780
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "f882cbd5034165bd0b67394a0d3fa0126f06a4fa2b5c0aaaf41fda6cf645f2c3.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3088
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 488
      2⤵
      • Program crash
      PID:1012
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 352 -p 1180 -ip 1180
    1⤵
      PID:920
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 1180 -ip 1180
      1⤵
        PID:4868
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1180 -ip 1180
        1⤵
          PID:1684
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1180 -ip 1180
          1⤵
            PID:2364
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1180 -ip 1180
            1⤵
              PID:1136
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1180 -ip 1180
              1⤵
                PID:4772
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1180 -ip 1180
                1⤵
                  PID:4084
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1180 -ip 1180
                  1⤵
                    PID:4672
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1180 -ip 1180
                    1⤵
                      PID:1716
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1180 -ip 1180
                      1⤵
                        PID:768

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\LQOABF8X\download[1].htm

                        Filesize

                        1B

                        MD5

                        cfcd208495d565ef66e7dff9f98764da

                        SHA1

                        b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

                        SHA256

                        5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

                        SHA512

                        31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

                      • memory/1180-1-0x00000000029E0000-0x0000000002AE0000-memory.dmp

                        Filesize

                        1024KB

                      • memory/1180-2-0x0000000004600000-0x000000000463B000-memory.dmp

                        Filesize

                        236KB

                      • memory/1180-3-0x0000000000400000-0x000000000043F000-memory.dmp

                        Filesize

                        252KB

                      • memory/1180-8-0x0000000010000000-0x000000001001C000-memory.dmp

                        Filesize

                        112KB

                      • memory/1180-13-0x00000000029E0000-0x0000000002AE0000-memory.dmp

                        Filesize

                        1024KB

                      • memory/1180-15-0x0000000004600000-0x000000000463B000-memory.dmp

                        Filesize

                        236KB

                      • memory/1180-17-0x0000000000400000-0x000000000043F000-memory.dmp

                        Filesize

                        252KB

                      • memory/1180-16-0x0000000000400000-0x000000000279E000-memory.dmp

                        Filesize

                        35.6MB

                      • memory/1180-35-0x0000000000400000-0x000000000043F000-memory.dmp

                        Filesize

                        252KB

                      • memory/1180-34-0x0000000000400000-0x000000000279E000-memory.dmp

                        Filesize

                        35.6MB