Overview

overview

10

Static

static

ﱞﱞﱞ�...ﱞﱞ

windows10_x64

10

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windows10_x64

8

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windows10_x64

10

ﱞﱞﱞ�...ﱞﱞ

windows10_x64

10

ﱞﱞﱞ�...ﱞﱞ

windows7_x64

10

ﱞﱞﱞ�...ﱞﱞ

windows7_x64

ﱞﱞﱞ�...ﱞﱞ

windows7_x64

10

ﱞﱞﱞ�...ﱞﱞ

windows7_x64

10

win102

windows10_x64

8

win102

windows10_x64

win102

windows10_x64

8

win102

windows10_x64

10

win104

windows10_x64

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win104

windows10_x64

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win104

windows10_x64

8

win104

windows10_x64

10

win105

windows10_x64

8

win105

windows10_x64

8

win105

windows10_x64

10

win105

windows10_x64

8

win103

windows10_x64

8

win103

windows10_x64

10

win103

windows10_x64

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win103

windows10_x64

win101

windows10_x64

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win101

windows10_x64

8

win101

windows10_x64

win101

windows10_x64

8

win100

windows10_x64

8

win100

windows10_x64

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win100

windows10_x64

8

win100

windows10_x64

8

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
    1794s
  • max time network
    1807s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    18-05-2021 17:36

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 Schedule
    1⤵
      PID:596
    • c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k netsvcs -s Browser
      1⤵
        PID:2788
      • c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k netsvcs -s WpnService
        1⤵
          PID:2708
        • c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k netsvcs -s Winmgmt
          1⤵
            PID:2696
          • c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
            1⤵
              PID:2476
            • c:\windows\system32\svchost.exe
              c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
              1⤵
                PID:2424
              • c:\windows\system32\svchost.exe
                c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
                1⤵
                  PID:1852
                • c:\windows\system32\svchost.exe
                  c:\windows\system32\svchost.exe -k netsvcs -s SENS
                  1⤵
                    PID:1404
                  • c:\windows\system32\svchost.exe
                    c:\windows\system32\svchost.exe -k netsvcs -s Themes
                    1⤵
                      PID:1212
                    • c:\windows\system32\svchost.exe
                      c:\windows\system32\svchost.exe -k netsvcs -s UserManager
                      1⤵
                        PID:1204
                      • c:\windows\system32\svchost.exe
                        c:\windows\system32\svchost.exe -k netsvcs -s ProfSvc
                        1⤵
                          PID:1076
                        • c:\windows\system32\svchost.exe
                          c:\windows\system32\svchost.exe -k netsvcs -s gpsvc
                          1⤵
                            PID:68
                          • 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:636
                            • 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:3612
                              • 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:3048
                            • 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:3424
                              • C:\Windows\system32\WerFault.exe
                                C:\Windows\system32\WerFault.exe -u -p 3424 -s 1292
                                3⤵
                                • Program crash
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious use of AdjustPrivilegeToken
                                PID:3940
                          • \??\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:568
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k SystemNetworkService
                              2⤵
                              • Modifies registry class
                              PID:4036

                          Network

                          MITRE ATT&CK Enterprise v6

                          Replay Monitor

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                          Downloads

                          • memory/68-170-0x000001E321F00000-0x000001E321F70000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/568-134-0x0000028C353D0000-0x0000028C3541B000-memory.dmp

                            Filesize

                            300KB

                            Download

                          • memory/568-164-0x0000028C35760000-0x0000028C357D0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/596-178-0x0000019047C60000-0x0000019047CD0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1076-176-0x000001F319E70000-0x000001F319EE0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1204-186-0x00000168EFD60000-0x00000168EFDD0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1212-184-0x000001F680D40000-0x000001F680DB0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1404-180-0x00000252C4950000-0x00000252C49C0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1404-153-0x00000252C4050000-0x00000252C4052000-memory.dmp

                            Filesize

                            8KB

                            Download

                          • memory/1852-182-0x0000028E5AEA0000-0x0000028E5AF10000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2424-174-0x000001ACF5A90000-0x000001ACF5B00000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2476-172-0x00000141E4560000-0x00000141E45D0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2696-188-0x000001BB25840000-0x000001BB258B0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2708-190-0x000001F04BD80000-0x000001F04BDF0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2788-166-0x0000027922B70000-0x0000027922BE0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/3048-131-0x00000000042FF000-0x0000000004400000-memory.dmp

                            Filesize

                            1.0MB

                            Download

                          • memory/3048-132-0x0000000004470000-0x00000000044CC000-memory.dmp

                            Filesize

                            368KB

                            Download

                          • memory/3424-128-0x0000000001320000-0x0000000001321000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/3424-130-0x0000000002FC0000-0x0000000002FC1000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/3424-129-0x0000000001330000-0x000000000134C000-memory.dmp

                            Filesize

                            112KB

                            Download

                          • memory/3424-126-0x0000000000ED0000-0x0000000000ED1000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/3424-133-0x000000001B9A0000-0x000000001B9A2000-memory.dmp

                            Filesize

                            8KB

                            Download

                          • memory/4036-169-0x00000264A7FD0000-0x00000264A8040000-memory.dmp

                            Filesize

                            448KB

                            Download