Analysis

  • max time kernel
    150s
  • max time network
    106s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250610-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250610-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/09/2025, 17:56

General

  • Target
    dllloader_v2.dll
  • Size 118KB
  • Sample250910-wh5baasvcw
  • SHA256 e44fbb09238220f72216405fe75ec049634ad6731575e9b464254433ab448ff2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Enumerates processes with tasklist 1 TTPs 15 IoCs
  • Drops file in Windows directory 1 IoCs
  • Delays execution with timeout.exe 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 19 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\dllloader_v2.dll
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3920
    • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -WindowStyle Hidden -Command "Set-MpPreference -ExclusionPath 'C:\','D:\','E:\','F:\','G:\','H:\','I:\','J:\','K:\','L:\','M:\','N:\','O:\','P:\','Q:\','R:\','S:\','T:\','U:\','V:\','W:\','X:\','Y:\','Z:\'"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4660
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Videos\download_and_run.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5080
      • C:\Windows\system32\chcp.com
        chcp 65001
        3⤵
          PID:3956
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe /S "C:\ProgramData\Roning\goldendays.dll
      1⤵
      • Loads dropped DLL
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:4208
      • C:\Windows\system32\cmd.exe
        cmd.exe /C ""C:\windows\HJOjICgMFL.bat""
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3572
        • C:\Windows\system32\tasklist.exe
          tasklist /fi "PID eq 2300"
          3⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:3304
        • C:\Windows\system32\findstr.exe
          findstr /i "2300"
          3⤵
            PID:2496
          • C:\Windows\system32\timeout.exe
            timeout /t 10
            3⤵
            • Delays execution with timeout.exe
            PID:464
          • C:\Windows\system32\tasklist.exe
            tasklist /fi "PID eq 2300"
            3⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:3576
          • C:\Windows\system32\findstr.exe
            findstr /i "2300"
            3⤵
              PID:3988
            • C:\Windows\system32\timeout.exe
              timeout /t 10
              3⤵
              • Delays execution with timeout.exe
              PID:1376
            • C:\Windows\system32\tasklist.exe
              tasklist /fi "PID eq 2300"
              3⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:4380
            • C:\Windows\system32\findstr.exe
              findstr /i "2300"
              3⤵
                PID:3292
              • C:\Windows\system32\timeout.exe
                timeout /t 10
                3⤵
                • Delays execution with timeout.exe
                PID:3644
              • C:\Windows\system32\tasklist.exe
                tasklist /fi "PID eq 2300"
                3⤵
                • Enumerates processes with tasklist
                • Suspicious use of AdjustPrivilegeToken
                PID:3772
              • C:\Windows\system32\findstr.exe
                findstr /i "2300"
                3⤵
                  PID:3736
                • C:\Windows\system32\timeout.exe
                  timeout /t 10
                  3⤵
                  • Delays execution with timeout.exe
                  PID:4528
                • C:\Windows\system32\tasklist.exe
                  tasklist /fi "PID eq 2300"
                  3⤵
                  • Enumerates processes with tasklist
                  • Suspicious use of AdjustPrivilegeToken
                  PID:4360
                • C:\Windows\system32\findstr.exe
                  findstr /i "2300"
                  3⤵
                    PID:4476
                  • C:\Windows\system32\timeout.exe
                    timeout /t 10
                    3⤵
                    • Delays execution with timeout.exe
                    PID:3128
                  • C:\Windows\system32\tasklist.exe
                    tasklist /fi "PID eq 2300"
                    3⤵
                    • Enumerates processes with tasklist
                    • Suspicious use of AdjustPrivilegeToken
                    PID:4832
                  • C:\Windows\system32\findstr.exe
                    findstr /i "2300"
                    3⤵
                      PID:4616
                    • C:\Windows\system32\timeout.exe
                      timeout /t 10
                      3⤵
                      • Delays execution with timeout.exe
                      PID:5036
                    • C:\Windows\system32\tasklist.exe
                      tasklist /fi "PID eq 2300"
                      3⤵
                      • Enumerates processes with tasklist
                      • Suspicious use of AdjustPrivilegeToken
                      PID:468
                    • C:\Windows\system32\findstr.exe
                      findstr /i "2300"
                      3⤵
                        PID:4504
                      • C:\Windows\system32\timeout.exe
                        timeout /t 10
                        3⤵
                        • Delays execution with timeout.exe
                        PID:960
                      • C:\Windows\system32\tasklist.exe
                        tasklist /fi "PID eq 2300"
                        3⤵
                        • Enumerates processes with tasklist
                        • Suspicious use of AdjustPrivilegeToken
                        PID:3088
                      • C:\Windows\system32\findstr.exe
                        findstr /i "2300"
                        3⤵
                          PID:3564
                        • C:\Windows\system32\timeout.exe
                          timeout /t 10
                          3⤵
                          • Delays execution with timeout.exe
                          PID:588
                        • C:\Windows\system32\tasklist.exe
                          tasklist /fi "PID eq 2300"
                          3⤵
                          • Enumerates processes with tasklist
                          • Suspicious use of AdjustPrivilegeToken
                          PID:2888
                        • C:\Windows\system32\findstr.exe
                          findstr /i "2300"
                          3⤵
                            PID:3708
                          • C:\Windows\system32\timeout.exe
                            timeout /t 10
                            3⤵
                            • Delays execution with timeout.exe
                            PID:4724
                          • C:\Windows\system32\tasklist.exe
                            tasklist /fi "PID eq 2300"
                            3⤵
                            • Enumerates processes with tasklist
                            • Suspicious use of AdjustPrivilegeToken
                            PID:2668
                          • C:\Windows\system32\findstr.exe
                            findstr /i "2300"
                            3⤵
                              PID:568
                            • C:\Windows\system32\timeout.exe
                              timeout /t 10
                              3⤵
                              • Delays execution with timeout.exe
                              PID:4948
                            • C:\Windows\system32\tasklist.exe
                              tasklist /fi "PID eq 2300"
                              3⤵
                              • Enumerates processes with tasklist
                              • Suspicious use of AdjustPrivilegeToken
                              PID:3952
                            • C:\Windows\system32\findstr.exe
                              findstr /i "2300"
                              3⤵
                                PID:2532
                              • C:\Windows\system32\timeout.exe
                                timeout /t 10
                                3⤵
                                • Delays execution with timeout.exe
                                PID:1680
                              • C:\Windows\system32\tasklist.exe
                                tasklist /fi "PID eq 2300"
                                3⤵
                                • Enumerates processes with tasklist
                                • Suspicious use of AdjustPrivilegeToken
                                PID:3204
                              • C:\Windows\system32\findstr.exe
                                findstr /i "2300"
                                3⤵
                                  PID:2496
                                • C:\Windows\system32\timeout.exe
                                  timeout /t 10
                                  3⤵
                                  • Delays execution with timeout.exe
                                  PID:4016
                                • C:\Windows\system32\tasklist.exe
                                  tasklist /fi "PID eq 2300"
                                  3⤵
                                  • Enumerates processes with tasklist
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:672
                                • C:\Windows\system32\findstr.exe
                                  findstr /i "2300"
                                  3⤵
                                    PID:1252
                                  • C:\Windows\system32\timeout.exe
                                    timeout /t 10
                                    3⤵
                                    • Delays execution with timeout.exe
                                    PID:4056
                                  • C:\Windows\system32\tasklist.exe
                                    tasklist /fi "PID eq 2300"
                                    3⤵
                                    • Enumerates processes with tasklist
                                    • Suspicious use of AdjustPrivilegeToken
                                    PID:1896
                                  • C:\Windows\system32\findstr.exe
                                    findstr /i "2300"
                                    3⤵
                                      PID:3808
                                    • C:\Windows\system32\timeout.exe
                                      timeout /t 10
                                      3⤵
                                      • Delays execution with timeout.exe
                                      PID:3692
                                    • C:\Windows\system32\tasklist.exe
                                      tasklist /fi "PID eq 2300"
                                      3⤵
                                      • Enumerates processes with tasklist
                                      • Suspicious use of AdjustPrivilegeToken
                                      PID:4648
                                    • C:\Windows\system32\findstr.exe
                                      findstr /i "2300"
                                      3⤵
                                        PID:4284
                                      • C:\Windows\system32\timeout.exe
                                        timeout /t 10
                                        3⤵
                                        • Delays execution with timeout.exe
                                        PID:924
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe"
                                    1⤵
                                    • Suspicious behavior: EnumeratesProcesses
                                    • Suspicious behavior: MapViewOfSection
                                    PID:2300

                                  Network

                                        MITRE ATT&CK Enterprise v16

                                        Replay Monitor

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                                        Downloads

                                        Enpug.bin

                                        • Path C:\ProgramData\Roning\Enpug.bin
                                        • Size 171KB
                                        • SHA256 0a977772806f69caea596d841f210fff4bfdcb09b420390314c3bfc3c62b3e35
                                        • MD5 SHA1 SHA512 SSDEEP

                                        goldendays.dll

                                        • Path C:\ProgramData\Roning\goldendays.dll
                                        • Size 258KB
                                        • SHA256 33b494eaaa6d7ed75eec74f8c8c866b6c42f59ca72b8517b3d4752c3313e617c
                                        • MD5 SHA1 SHA512 SSDEEP

                                        trustinstaller.bin

                                        • Path C:\ProgramData\Roning\trustinstaller.bin
                                        • Size 9KB
                                        • SHA256 01e39ba732bb166626f6cb9dcdd40de680e0553baadad9fae5d3875881c5b9cc
                                        • MD5 SHA1 SHA512 SSDEEP

                                        __PSScriptPolicyTest_2qi2b1nk.3sa.ps1

                                        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2qi2b1nk.3sa.ps1
                                        • Size 60B
                                        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                        • MD5 SHA1 SHA512

                                        1.dll

                                        • Path C:\Users\Public\Downloads\20250910095719\1.dll
                                        • Size 103KB
                                        • SHA256 4d5beb8efd4ade583c8ff730609f142550e8ed14c251bae1097c35a756ed39e6
                                        • MD5 SHA1 SHA512 SSDEEP

                                        download_and_run.bat

                                        • Path C:\Users\Public\Videos\download_and_run.bat
                                        • Size 121B
                                        • SHA256 d50481ae4361b9fab5a28464f7c26cb4768dfb75728bd3c8edb461e5543d1e1d
                                        • MD5 SHA1 SHA512

                                        HJOjICgMFL.bat

                                        • Path C:\windows\HJOjICgMFL.bat
                                        • Size 299B
                                        • SHA256 45bc4465f495b07473bdfa2016a01c655274422eb75e574866a1e2a987716426
                                        • MD5 SHA1 SHA512

                                        memory/2300-31-0x0000023DAB9A0000-0x0000023DAB9A3000-memory.dmp

                                        memory/3920-49-0x0000000140000000-0x00000001402A9000-memory.dmp

                                        memory/3920-3-0x0000000140000000-0x00000001402A9000-memory.dmp

                                        memory/3920-2-0x0000000140000000-0x00000001402A9000-memory.dmp

                                        memory/3920-1-0x0000000002CE0000-0x0000000002CE1000-memory.dmp

                                        memory/3920-0-0x0000000002F90000-0x0000000003236000-memory.dmp

                                        memory/4008-44-0x000002076AEA0000-0x000002076AECB000-memory.dmp

                                        memory/4008-45-0x0000000140000000-0x0000000140031000-memory.dmp

                                        memory/4660-15-0x00000285507C0000-0x00000285507E2000-memory.dmp

                                        memory/4660-5-0x00000285507F0000-0x0000028550800000-memory.dmp

                                        memory/4660-4-0x00000285507F0000-0x0000028550800000-memory.dmp