Overview

overview

10

Static

static

Install.exe

windows7_x64

8

Install.exe

windows10_x64

10

Install2.exe

windows7_x64

8

Install2.exe

windows10_x64

8

keygen-step-4.exe

windows7_x64

10

keygen-step-4.exe

windows10_x64

8

keygen-step-4d.exe

windows7_x64

10

keygen-step-4d.exe

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
    1800s
  • max time network
    1445s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    17-06-2021 21:39

Sharing

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Report Analysis Logs

General

  • Target

    keygen-step-4.exe

  • Size

    4.6MB

  • MD5

    563107b1df2a00f4ec868acd9e08a205

  • SHA1

    9cb9c91d66292f5317aa50d92e38834861e9c9b7

  • SHA256

    bf2bd257dde4921ce83c7c1303fafe7f9f81e53c2775d3c373ced482b22eb8a9

  • SHA512

    99a8d247fa435c4cd95be7bc64c7dd6e382371f3a3c160aac3995fd705e4fd3f6622c23784a4ae3457c87536347d15eda3f08aa616450778a99376df540d74d1

Score
8/10
evasionpersistencespywarestealertrojanupx

Malware Config

Signatures

  • Executes dropped EXE 11 IoCs
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
    adwarespyware
  • Modifies data under HKEY_USERS 16 IoCs
  • Modifies registry class 64 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
    evasionspywaretrojan
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 41 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
    1⤵
      PID:2380
    • 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 Winmgmt
        1⤵
          PID:2708
        • c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k netsvcs -s Browser
          1⤵
          • Modifies registry class
          PID:2608
        • c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
          1⤵
            PID:2400
          • c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
            1⤵
              PID:1924
            • c:\windows\system32\svchost.exe
              c:\windows\system32\svchost.exe -k netsvcs -s SENS
              1⤵
                PID:1448
              • c:\windows\system32\svchost.exe
                c:\windows\system32\svchost.exe -k netsvcs -s UserManager
                1⤵
                  PID:1340
                • c:\windows\system32\svchost.exe
                  c:\windows\system32\svchost.exe -k netsvcs -s Themes
                  1⤵
                    PID:1180
                  • c:\windows\system32\svchost.exe
                    c:\windows\system32\svchost.exe -k netsvcs -s ProfSvc
                    1⤵
                      PID:1128
                    • c:\windows\system32\svchost.exe
                      c:\windows\system32\svchost.exe -k netsvcs -s Schedule
                      1⤵
                        PID:512
                      • c:\windows\system32\svchost.exe
                        c:\windows\system32\svchost.exe -k netsvcs -s gpsvc
                        1⤵
                          PID:356
                        • C:\Users\Admin\AppData\Local\Temp\keygen-step-4.exe
                          "C:\Users\Admin\AppData\Local\Temp\keygen-step-4.exe"
                          1⤵
                          • Checks computer location settings
                          • Suspicious use of WriteProcessMemory
                          PID:4436
                          • 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:4884
                            • 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:5032
                          • 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:5068
                          • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Install.exe
                            "C:\Users\Admin\AppData\Local\Temp\RarSFX0\Install.exe"
                            2⤵
                            • Executes dropped EXE
                            • Suspicious use of WriteProcessMemory
                            PID:1976
                            • C:\Users\Admin\AppData\Local\Temp\is-NKF67.tmp\Install.tmp
                              "C:\Users\Admin\AppData\Local\Temp\is-NKF67.tmp\Install.tmp" /SL5="$50054,235791,152064,C:\Users\Admin\AppData\Local\Temp\RarSFX0\Install.exe"
                              3⤵
                              • Executes dropped EXE
                              • Loads dropped DLL
                              PID:2124
                          • C:\Users\Admin\AppData\Local\Temp\RarSFX0\filee.exe
                            "C:\Users\Admin\AppData\Local\Temp\RarSFX0\filee.exe"
                            2⤵
                            • Executes dropped EXE
                            • Modifies system certificate store
                            • Suspicious use of WriteProcessMemory
                            PID:2672
                            • C:\Windows\SysWOW64\cmd.exe
                              "C:\Windows\system32\cmd.exe" /c ping 127.0.0.1 && del "C:\Users\Admin\AppData\Local\Temp\RarSFX0\filee.exe" >> NUL
                              3⤵
                              • Suspicious use of WriteProcessMemory
                              PID:196
                              • C:\Windows\SysWOW64\PING.EXE
                                ping 127.0.0.1
                                4⤵
                                • Runs ping.exe
                                PID:4300
                          • C:\Users\Admin\AppData\Local\Temp\RarSFX0\jg6_6asg.exe
                            "C:\Users\Admin\AppData\Local\Temp\RarSFX0\jg6_6asg.exe"
                            2⤵
                            • Executes dropped EXE
                            • Checks whether UAC is enabled
                            • Suspicious use of AdjustPrivilegeToken
                            PID:3300
                          • C:\Users\Admin\AppData\Local\Temp\RarSFX0\gaoou.exe
                            "C:\Users\Admin\AppData\Local\Temp\RarSFX0\gaoou.exe"
                            2⤵
                            • Executes dropped EXE
                            • Adds Run key to start application
                            • Suspicious use of WriteProcessMemory
                            PID:2268
                            • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                              C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                              3⤵
                              • Executes dropped EXE
                              PID:4556
                            • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                              C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                              3⤵
                              • Executes dropped EXE
                              • Suspicious behavior: EnumeratesProcesses
                              PID:4308
                            • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                              C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                              3⤵
                              • Executes dropped EXE
                              • Suspicious behavior: EnumeratesProcesses
                              PID:2332
                            • C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe
                              C:\Users\Admin\AppData\Local\Temp\jfiag3g_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fj4ghga23_fsa.txt
                              3⤵
                              • Executes dropped EXE
                              • Suspicious behavior: EnumeratesProcesses
                              PID:2432
                        • \??\c:\windows\system32\svchost.exe
                          c:\windows\system32\svchost.exe -k netsvcs -s BITS
                          1⤵
                          • Suspicious use of SetThreadContext
                          • Modifies data under HKEY_USERS
                          • Suspicious behavior: EnumeratesProcesses
                          • Suspicious use of AdjustPrivilegeToken
                          • Suspicious use of WriteProcessMemory
                          PID:4476
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k SystemNetworkService
                            2⤵
                            • Checks processor information in registry
                            • Modifies data under HKEY_USERS
                            PID:4072
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k SystemNetworkService
                            2⤵
                            • Drops file in System32 directory
                            • Checks processor information in registry
                            • Modifies data under HKEY_USERS
                            • Modifies registry class
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of WriteProcessMemory
                            PID:4132
                        • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe
                          "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe" -ServerName:MicrosoftEdge.AppXdnhjhccw3zf0j06tkg3jtqr00qdm0khc.mca
                          1⤵
                          • Drops file in Windows directory
                          • Modifies Internet Explorer settings
                          • Modifies registry class
                          • Suspicious use of AdjustPrivilegeToken
                          • Suspicious use of SetWindowsHookEx
                          PID:4372
                        • C:\Windows\system32\browser_broker.exe
                          C:\Windows\system32\browser_broker.exe -Embedding
                          1⤵
                          • Modifies Internet Explorer settings
                          PID:4588
                        • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
                          "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
                          1⤵
                          • Modifies registry class
                          • Suspicious behavior: MapViewOfSection
                          • Suspicious use of SetWindowsHookEx
                          • Suspicious use of WriteProcessMemory
                          PID:4200
                        • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
                          "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
                          1⤵
                          • Modifies Internet Explorer settings
                          • Modifies registry class
                          • Suspicious use of AdjustPrivilegeToken
                          PID:4616
                        • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
                          "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
                          1⤵
                          • Modifies registry class
                          • Suspicious use of AdjustPrivilegeToken
                          PID:4220
                        • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
                          "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
                          1⤵
                          • Modifies registry class
                          PID:3896
                        • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
                          "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
                          1⤵
                          • Modifies registry class
                          PID:4556

                        Network

                        MITRE ATT&CK Enterprise v6

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • memory/356-177-0x0000024161460000-0x00000241614D0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/356-255-0x0000024161580000-0x00000241615F1000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/512-161-0x00000180604A0000-0x0000018060510000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/512-263-0x0000018060510000-0x0000018060581000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/1128-156-0x0000024F009E0000-0x0000024F00A50000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/1128-261-0x0000024F00AC0000-0x0000024F00B31000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/1180-269-0x0000027FA3F40000-0x0000027FA3FB1000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/1180-178-0x0000027FA3960000-0x0000027FA39D0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/1340-186-0x000002346AFD0000-0x000002346B040000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/1340-271-0x000002346B540000-0x000002346B5B1000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/1448-265-0x0000020A26870000-0x0000020A268E1000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/1448-168-0x0000020A26150000-0x0000020A261C0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/1924-267-0x00000208F1040000-0x00000208F10B1000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/1924-172-0x00000208F0A60000-0x00000208F0AD0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/1976-193-0x0000000000400000-0x000000000042B000-memory.dmp

                          Filesize

                          172KB

                          Download

                        • memory/2124-199-0x00000000001E0000-0x00000000001E1000-memory.dmp

                          Filesize

                          4KB

                          Download

                        • memory/2380-150-0x0000023CDD340000-0x0000023CDD3B0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/2380-259-0x0000023CDD420000-0x0000023CDD491000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/2400-257-0x0000021C9DF00000-0x0000021C9DF71000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/2400-145-0x0000021C9DCA0000-0x0000021C9DD10000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/2400-142-0x0000021C9D720000-0x0000021C9D76B000-memory.dmp

                          Filesize

                          300KB

                          Download

                        • memory/2608-162-0x00000214421D0000-0x0000021442240000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/2608-253-0x0000021442740000-0x00000214427B1000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/2672-203-0x00000000004C0000-0x00000000004CD000-memory.dmp

                          Filesize

                          52KB

                          Download

                        • memory/2708-273-0x0000023398B30000-0x0000023398BA1000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/2708-188-0x0000023397E60000-0x0000023397ED0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/2720-275-0x000001B452990000-0x000001B452A01000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/2720-190-0x000001B452570000-0x000001B4525E0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/3300-223-0x00000000036E0000-0x00000000036F0000-memory.dmp

                          Filesize

                          64KB

                          Download

                        • memory/3300-217-0x0000000003540000-0x0000000003550000-memory.dmp

                          Filesize

                          64KB

                          Download

                        • memory/4072-173-0x000001E31EB00000-0x000001E31EB70000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/4132-247-0x000002561C7C0000-0x000002561C7DB000-memory.dmp

                          Filesize

                          108KB

                          Download

                        • memory/4132-245-0x000002561D500000-0x000002561D605000-memory.dmp

                          Filesize

                          1.0MB

                          Download

                        • memory/4132-214-0x000002561ACA0000-0x000002561ACEB000-memory.dmp

                          Filesize

                          300KB

                          Download

                        • memory/4132-215-0x000002561AD70000-0x000002561ADE1000-memory.dmp

                          Filesize

                          452KB

                          Download

                        • memory/4476-155-0x0000021F2D570000-0x0000021F2D5E0000-memory.dmp

                          Filesize

                          448KB

                          Download

                        • memory/5032-149-0x0000000004EF0000-0x0000000004F4C000-memory.dmp

                          Filesize

                          368KB

                          Download

                        • memory/5032-139-0x0000000004D8B000-0x0000000004E8C000-memory.dmp

                          Filesize

                          1.0MB

                          Download

                        • memory/5068-134-0x0000000001010000-0x000000000102C000-memory.dmp

                          Filesize

                          112KB

                          Download

                        • memory/5068-130-0x0000000001000000-0x0000000001001000-memory.dmp

                          Filesize

                          4KB

                          Download

                        • memory/5068-126-0x0000000000A00000-0x0000000000A01000-memory.dmp

                          Filesize

                          4KB

                          Download

                        • memory/5068-144-0x000000001B870000-0x000000001B872000-memory.dmp

                          Filesize

                          8KB

                          Download

                        • memory/5068-140-0x0000000001030000-0x0000000001031000-memory.dmp

                          Filesize

                          4KB

                          Download