Overview

overview

10

Static

static

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windows10_x64

8

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windows10_x64

10

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9

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windows10_x64

8

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10

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windows10_x64

8

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windows7_x64

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windows7_x64

8

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windows7_x64

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windows7_x64

win102

windows10_x64

10

win102

windows10_x64

8

win102

windows10_x64

10

win102

windows10_x64

10

win104

windows10_x64

10

win104

windows10_x64

8

win104

windows10_x64

8

win104

windows10_x64

10

win105

windows10_x64

10

win105

windows10_x64

8

win105

windows10_x64

win105

windows10_x64

10

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
    598s
  • max time network
    606s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    18-05-2021 18:30

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 22 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:2756
    • c:\windows\system32\svchost.exe
      c:\windows\system32\svchost.exe -k netsvcs -s Winmgmt
      1⤵
        PID:2744
      • c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k netsvcs -s Browser
        1⤵
          PID:2664
        • c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
          1⤵
            PID:2464
          • c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2432
          • c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
            1⤵
              PID:1904
            • c:\windows\system32\svchost.exe
              c:\windows\system32\svchost.exe -k netsvcs -s SENS
              1⤵
                PID:1428
              • c:\windows\system32\svchost.exe
                c:\windows\system32\svchost.exe -k netsvcs -s UserManager
                1⤵
                  PID:1324
                • c:\windows\system32\svchost.exe
                  c:\windows\system32\svchost.exe -k netsvcs -s Themes
                  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 Schedule
                      1⤵
                        PID:924
                      • c:\windows\system32\svchost.exe
                        c:\windows\system32\svchost.exe -k netsvcs -s gpsvc
                        1⤵
                          PID:1020
                        • 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:1504
                          • 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:1744
                            • 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:1304
                          • 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:2908
                            • C:\Windows\system32\WerFault.exe
                              C:\Windows\system32\WerFault.exe -u -p 2908 -s 1336
                              3⤵
                              • Program crash
                              • Suspicious behavior: EnumeratesProcesses
                              • Suspicious use of AdjustPrivilegeToken
                              PID:2448
                        • \??\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:1844
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k SystemNetworkService
                            2⤵
                            • Modifies registry class
                            PID:2952

                        Network

                        MITRE ATT&CK Enterprise v6

                        Replay Monitor

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                        Downloads

                        • memory/924-178-0x00000202441A0000-0x0000020244210000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/1020-148-0x000002E863940000-0x000002E8639B0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/1076-176-0x0000021D3B050000-0x0000021D3B0C0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/1204-184-0x0000029D64960000-0x0000029D649D0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/1304-131-0x0000000003E20000-0x0000000003E7C000-memory.dmp

                          Filesize

                          368KB

                          Download

                        • memory/1304-127-0x0000000003EEE000-0x0000000003FEF000-memory.dmp

                          Filesize

                          1.0MB

                          Download

                        • memory/1324-186-0x000001360C6A0000-0x000001360C710000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/1428-180-0x000001239F470000-0x000001239F4E0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/1844-132-0x000001B82C710000-0x000001B82C75B000-memory.dmp

                          Filesize

                          300KB

                          Download

                        • memory/1844-133-0x000001B82C7D0000-0x000001B82C840000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/1904-182-0x000001F5DF350000-0x000001F5DF3C0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/2432-174-0x000001CD9E7B0000-0x000001CD9E820000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/2464-172-0x0000028B80FD0000-0x0000028B81040000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/2664-142-0x00000251E6A70000-0x00000251E6AE0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/2744-188-0x000001F247B50000-0x000001F247BC0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/2756-190-0x0000020EEFD80000-0x0000020EEFDF0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/2908-149-0x0000000000890000-0x0000000000891000-memory.dmp

                          Filesize

                          4KB

                          Download

                        • memory/2908-171-0x0000000000D70000-0x0000000000D72000-memory.dmp

                          Filesize

                          8KB

                          Download

                        • memory/2908-143-0x0000000000870000-0x000000000088C000-memory.dmp

                          Filesize

                          112KB

                          Download

                        • memory/2908-135-0x0000000000860000-0x0000000000861000-memory.dmp

                          Filesize

                          4KB

                          Download

                        • memory/2908-129-0x0000000000430000-0x0000000000431000-memory.dmp

                          Filesize

                          4KB

                          Download

                        • memory/2952-145-0x000001FF1D050000-0x000001FF1D0C0000-memory.dmp

                          Filesize

                          448KB

                          Download