Overview

overview

10

Static

static

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windows10_x64

8

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windows10_x64

10

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windows10_x64

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windows10_x64

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windows10_x64

8

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windows10_x64

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8

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windows10_x64

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windows7_x64

8

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windows7_x64

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windows7_x64

10

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windows7_x64

win102

windows10_x64

10

win102

windows10_x64

8

win102

windows10_x64

10

win102

windows10_x64

8

win104

windows10_x64

win104

windows10_x64

8

win104

windows10_x64

win104

windows10_x64

10

win106

windows10_x64

8

win106

windows10_x64

win106

windows10_x64

8

win106

windows10_x64

Resubmissions

12-11-2024 01:29

241112-bwgrxs1gnf 10

08-07-2021 12:18

210708-8z6d5h8z2n 10

06-07-2021 17:53

210706-g6we6sa7sa 10

19-06-2021 18:17

210619-vr8bj2dzfn 10

17-06-2021 21:39

210617-a9cvlnmrbx 10

11-06-2021 17:26

210611-wvab1yw2tj 10

08-06-2021 06:47

210608-qrbpch3y46 10

08-06-2021 06:47

210608-64tndgm1ln 10

05-06-2021 18:40

210605-cd6qpr55sx 10

04-06-2021 11:56

210604-5c416rs3ns 10

Analysis

  • max time kernel
    1795s
  • max time network
    1803s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    29-05-2021 14:23

Sharing

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Report Analysis Logs

General

  • Target

    keygen-step-4.exe

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Modifies data under HKEY_USERS 1 IoCs
  • Modifies registry class 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s gpsvc
    1⤵
      PID:296
    • c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k netsvcs -s Browser
      1⤵
        PID:2712
      • c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k netsvcs -s Winmgmt
        1⤵
          PID:2728
        • c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k netsvcs -s WpnService
          1⤵
            PID:2720
          • c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
            1⤵
              PID:2420
            • c:\windows\system32\svchost.exe
              c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
              1⤵
                PID:2400
              • c:\windows\system32\svchost.exe
                c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
                1⤵
                  PID:1868
                • c:\windows\system32\svchost.exe
                  c:\windows\system32\svchost.exe -k netsvcs -s UserManager
                  1⤵
                    PID:1408
                  • c:\windows\system32\svchost.exe
                    c:\windows\system32\svchost.exe -k netsvcs -s SENS
                    1⤵
                      PID:1396
                    • c:\windows\system32\svchost.exe
                      c:\windows\system32\svchost.exe -k netsvcs -s Themes
                      1⤵
                        PID:1176
                      • c:\windows\system32\svchost.exe
                        c:\windows\system32\svchost.exe -k netsvcs -s ProfSvc
                        1⤵
                          PID:1100
                        • c:\windows\system32\svchost.exe
                          c:\windows\system32\svchost.exe -k netsvcs -s Schedule
                          1⤵
                            PID:1036
                          • C:\Users\Admin\AppData\Local\Temp\keygen-step-4.exe
                            "C:\Users\Admin\AppData\Local\Temp\keygen-step-4.exe"
                            1⤵
                            • Suspicious use of WriteProcessMemory
                            PID:472
                            • C:\Users\Admin\AppData\Local\Temp\RarSFX0\xiuhuali.exe
                              "C:\Users\Admin\AppData\Local\Temp\RarSFX0\xiuhuali.exe"
                              2⤵
                              • Executes dropped EXE
                              • Drops file in Program Files directory
                              • Suspicious use of SetWindowsHookEx
                              • Suspicious use of WriteProcessMemory
                              PID:4068
                              • C:\Windows\SysWOW64\rundll32.exe
                                "C:\Windows\System32\rundll32.exe" "C:\Program Files\install.dll",install
                                3⤵
                                • Loads dropped DLL
                                • Modifies registry class
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious use of AdjustPrivilegeToken
                                • Suspicious use of WriteProcessMemory
                                PID:632
                            • C:\Users\Admin\AppData\Local\Temp\RarSFX0\JoSetp.exe
                              "C:\Users\Admin\AppData\Local\Temp\RarSFX0\JoSetp.exe"
                              2⤵
                              • Executes dropped EXE
                              • Suspicious use of AdjustPrivilegeToken
                              PID:3748
                              • C:\Windows\system32\WerFault.exe
                                C:\Windows\system32\WerFault.exe -u -p 3748 -s 1304
                                3⤵
                                • Program crash
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious use of AdjustPrivilegeToken
                                PID:1016
                          • \??\c:\windows\system32\svchost.exe
                            c:\windows\system32\svchost.exe -k netsvcs -s BITS
                            1⤵
                            • Suspicious use of SetThreadContext
                            • Modifies data under HKEY_USERS
                            • Modifies registry class
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of WriteProcessMemory
                            PID:1160
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k SystemNetworkService
                              2⤵
                              • Modifies registry class
                              PID:3692

                          Network

                          MITRE ATT&CK Enterprise v6

                          Replay Monitor

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                          Downloads

                          • memory/296-174-0x0000023F3A890000-0x0000023F3A900000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/632-128-0x0000000004A1B000-0x0000000004B1C000-memory.dmp

                            Filesize

                            1.0MB

                            Download

                          • memory/632-129-0x0000000004B80000-0x0000000004BDC000-memory.dmp

                            Filesize

                            368KB

                            Download

                          • memory/1036-182-0x000001B2B3800000-0x000001B2B3870000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1100-180-0x000001D443270000-0x000001D4432E0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1160-134-0x00000198EF7D0000-0x00000198EF7D2000-memory.dmp

                            Filesize

                            8KB

                            Download

                          • memory/1160-158-0x00000198F1980000-0x00000198F19CB000-memory.dmp

                            Filesize

                            300KB

                            Download

                          • memory/1160-162-0x00000198F1CE0000-0x00000198F1D50000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1176-188-0x000001A7DCAB0000-0x000001A7DCB20000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1396-184-0x000001F8395B0000-0x000001F839620000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1408-190-0x000001B0F0AA0000-0x000001B0F0B10000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1868-186-0x0000022DD8260000-0x0000022DD82D0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2400-178-0x000002B85DC80000-0x000002B85DCF0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2420-176-0x00000180CA120000-0x00000180CA190000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2712-170-0x000001D700370000-0x000001D7003E0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2720-169-0x000002426F220000-0x000002426F290000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2728-163-0x0000019964560000-0x00000199645D0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/3692-171-0x0000024DDF070000-0x0000024DDF0E0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/3748-173-0x0000000000720000-0x0000000000722000-memory.dmp

                            Filesize

                            8KB

                            Download

                          • memory/3748-126-0x00000000001F0000-0x00000000001F1000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/3748-130-0x00000000006F0000-0x00000000006F1000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/3748-131-0x0000000000730000-0x000000000074C000-memory.dmp

                            Filesize

                            112KB

                            Download

                          • memory/3748-132-0x0000000000710000-0x0000000000711000-memory.dmp

                            Filesize

                            4KB

                            Download