Overview

overview

10

Static

static

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windows10_x64

8

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windows10_x64

9

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windows10_x64

8

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windows10_x64

9

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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

8

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windows10_x64

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windows10_x64

8

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windows10_x64

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windows10_x64

8

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windows10_x64

10

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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

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
    292s
  • max time network
    303s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    27-05-2021 20:06

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Report Analysis Logs

General

  • Target

    keygen-step-4d.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 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 WpnService
    1⤵
      PID:2716
    • c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k netsvcs -s Winmgmt
      1⤵
        PID:2700
      • c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k netsvcs -s Browser
        1⤵
          PID:2604
        • c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
          1⤵
            PID:2388
          • c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
            1⤵
              PID:2368
            • c:\windows\system32\svchost.exe
              c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
              1⤵
                PID:1836
              • c:\windows\system32\svchost.exe
                c:\windows\system32\svchost.exe -k netsvcs -s SENS
                1⤵
                  PID:1380
                • c:\windows\system32\svchost.exe
                  c:\windows\system32\svchost.exe -k netsvcs -s UserManager
                  1⤵
                    PID:1296
                  • c:\windows\system32\svchost.exe
                    c:\windows\system32\svchost.exe -k netsvcs -s Themes
                    1⤵
                      PID:1228
                    • c:\windows\system32\svchost.exe
                      c:\windows\system32\svchost.exe -k netsvcs -s ProfSvc
                      1⤵
                        PID:1092
                      • c:\windows\system32\svchost.exe
                        c:\windows\system32\svchost.exe -k netsvcs -s Schedule
                        1⤵
                          PID:1044
                        • c:\windows\system32\svchost.exe
                          c:\windows\system32\svchost.exe -k netsvcs -s gpsvc
                          1⤵
                            PID:60
                          • C:\Users\Admin\AppData\Local\Temp\keygen-step-4d.exe
                            "C:\Users\Admin\AppData\Local\Temp\keygen-step-4d.exe"
                            1⤵
                            • Suspicious use of WriteProcessMemory
                            PID:516
                            • 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:3772
                              • 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:4084
                            • 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:3352
                              • C:\Windows\system32\WerFault.exe
                                C:\Windows\system32\WerFault.exe -u -p 3352 -s 1324
                                3⤵
                                • Program crash
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious use of AdjustPrivilegeToken
                                PID:1872
                          • \??\c:\windows\system32\svchost.exe
                            c:\windows\system32\svchost.exe -k netsvcs -s BITS
                            1⤵
                            • Suspicious use of SetThreadContext
                            • Modifies registry class
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of WriteProcessMemory
                            PID:868
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k SystemNetworkService
                              2⤵
                              • Modifies registry class
                              PID:3196

                          Network

                          MITRE ATT&CK Enterprise v6

                          Replay Monitor

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                          Downloads

                          • memory/60-178-0x0000028951A60000-0x0000028951AD0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/868-132-0x0000021E60970000-0x0000021E60972000-memory.dmp

                            Filesize

                            8KB

                            Download

                          • memory/868-156-0x0000021E60CB0000-0x0000021E60D20000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1044-149-0x0000012700510000-0x0000012700580000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1092-145-0x00000265F6D00000-0x00000265F6D02000-memory.dmp

                            Filesize

                            8KB

                            Download

                          • memory/1092-189-0x00000265F7700000-0x00000265F7770000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1228-166-0x0000020D98540000-0x0000020D985B0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1296-173-0x000001929F660000-0x000001929F6D0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1380-155-0x000001C362470000-0x000001C3624E0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1380-152-0x000001C3622A0000-0x000001C3622EB000-memory.dmp

                            Filesize

                            300KB

                            Download

                          • memory/1836-161-0x000002B6DE8B0000-0x000002B6DE920000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2368-184-0x000001B8B0BA0000-0x000001B8B0C10000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2388-187-0x0000015BBB140000-0x0000015BBB1B0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2604-168-0x0000029CE8300000-0x0000029CE8370000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2700-179-0x0000028873E30000-0x0000028873EA0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2716-185-0x000001E9E0F00000-0x000001E9E0F70000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/3196-172-0x00000264420D0000-0x0000026442140000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/3352-162-0x0000000000AD0000-0x0000000000AD2000-memory.dmp

                            Filesize

                            8KB

                            Download

                          • memory/3352-129-0x00000000008F0000-0x000000000090C000-memory.dmp

                            Filesize

                            112KB

                            Download

                          • memory/3352-126-0x00000000003E0000-0x00000000003E1000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/3352-128-0x00000000008E0000-0x00000000008E1000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/3352-130-0x0000000000920000-0x0000000000921000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/4084-150-0x0000000004980000-0x00000000049DC000-memory.dmp

                            Filesize

                            368KB

                            Download

                          • memory/4084-148-0x0000000003009000-0x000000000310A000-memory.dmp

                            Filesize

                            1.0MB

                            Download