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

10

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windows7_x64

8

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windows7_x64

10

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windows7_x64

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windows7_x64

10

win102

windows10_x64

8

win102

windows10_x64

8

win102

windows10_x64

8

win102

windows10_x64

8

win104

windows10_x64

10

win104

windows10_x64

10

win104

windows10_x64

10

win104

windows10_x64

8

win105

windows10_x64

10

win105

windows10_x64

8

win105

windows10_x64

8

win105

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
    1799s
  • max time network
    1807s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    19-05-2021 18:11

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 UserManager
    1⤵
      PID:1188
    • c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k netsvcs -s Themes
      1⤵
        PID:1244
      • c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k netsvcs -s SENS
        1⤵
          PID:1408
        • c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
          1⤵
            PID:1912
          • c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k netsvcs -s ProfSvc
            1⤵
              PID:1056
            • c:\windows\system32\svchost.exe
              c:\windows\system32\svchost.exe -k netsvcs -s Schedule
              1⤵
                PID:912
              • c:\windows\system32\svchost.exe
                c:\windows\system32\svchost.exe -k netsvcs -s gpsvc
                1⤵
                  PID:340
                • c:\windows\system32\svchost.exe
                  c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
                  1⤵
                    PID:2484
                  • c:\windows\system32\svchost.exe
                    c:\windows\system32\svchost.exe -k netsvcs -s Winmgmt
                    1⤵
                      PID:2676
                    • c:\windows\system32\svchost.exe
                      c:\windows\system32\svchost.exe -k netsvcs -s Browser
                      1⤵
                        PID:2892
                      • c:\windows\system32\svchost.exe
                        c:\windows\system32\svchost.exe -k netsvcs -s WpnService
                        1⤵
                          PID:2684
                        • c:\windows\system32\svchost.exe
                          c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
                          1⤵
                            PID:2460
                          • 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:424
                            • 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:2704
                              • 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:2880
                            • 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:804
                              • C:\Windows\system32\WerFault.exe
                                C:\Windows\system32\WerFault.exe -u -p 804 -s 1348
                                3⤵
                                • Program crash
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious use of AdjustPrivilegeToken
                                PID:3100
                          • \??\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:2088
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k SystemNetworkService
                              2⤵
                              • Modifies registry class
                              PID:412

                          Network

                          MITRE ATT&CK Enterprise v6

                          Replay Monitor

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                          Downloads

                          • memory/340-170-0x0000016A35890000-0x0000016A35900000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/412-168-0x000001181B300000-0x000001181B370000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/804-128-0x0000000002530000-0x0000000002531000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/804-129-0x0000000002540000-0x000000000255C000-memory.dmp

                            Filesize

                            112KB

                            Download

                          • memory/804-130-0x0000000002560000-0x0000000002561000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/804-126-0x0000000000450000-0x0000000000451000-memory.dmp

                            Filesize

                            4KB

                            Download

                          • memory/804-162-0x000000001AF70000-0x000000001AF72000-memory.dmp

                            Filesize

                            8KB

                            Download

                          • memory/912-178-0x00000188F5160000-0x00000188F51D0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1056-176-0x00000229D4670000-0x00000229D46E0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1188-157-0x000001D1D6670000-0x000001D1D6672000-memory.dmp

                            Filesize

                            8KB

                            Download

                          • memory/1188-186-0x000001D1D6800000-0x000001D1D6870000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1244-184-0x000001FD461D0000-0x000001FD46240000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1408-180-0x0000021311020000-0x0000021311090000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/1912-182-0x000001DBA8F60000-0x000001DBA8FD0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2088-163-0x00000196D7ED0000-0x00000196D7F1B000-memory.dmp

                            Filesize

                            300KB

                            Download

                          • memory/2088-164-0x00000196D8260000-0x00000196D82D0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2088-134-0x00000196D7F20000-0x00000196D7F22000-memory.dmp

                            Filesize

                            8KB

                            Download

                          • memory/2460-174-0x000001EF8EE40000-0x000001EF8EEB0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2484-172-0x00000205B8E60000-0x00000205B8ED0000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2676-159-0x000001A3650D0000-0x000001A3650D2000-memory.dmp

                            Filesize

                            8KB

                            Download

                          • memory/2676-188-0x000001A365B00000-0x000001A365B70000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2684-190-0x000001BF16CD0000-0x000001BF16D40000-memory.dmp

                            Filesize

                            448KB

                            Download

                          • memory/2880-131-0x000000000459D000-0x000000000469E000-memory.dmp

                            Filesize

                            1.0MB

                            Download

                          • memory/2880-132-0x00000000046A0000-0x00000000046FC000-memory.dmp

                            Filesize

                            368KB

                            Download

                          • memory/2892-167-0x0000012848440000-0x00000128484B0000-memory.dmp

                            Filesize

                            448KB

                            Download