Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    10-11-2024 07:26

General

  • Target

    31f2dd7a001ec8b5c65f5a2bbf1f58548d14c3a4468dd9e5a8d8059396341983N.exe

  • Size

    144KB

  • MD5

    8aa6b268143e74ca234151aafab998c0

  • SHA1

    3d6106c6caa20cd4b1b59e24222b1969efe5e0b0

  • SHA256

    31f2dd7a001ec8b5c65f5a2bbf1f58548d14c3a4468dd9e5a8d8059396341983

  • SHA512

    ce39dcf3923b49fcba327edd5f082f592c66e14bcc8644ffda10dafd25fc2e5d0f64afc968a671d1e9f178476b1706a55f5b355101cd175ffe1006256ad8ff47

  • SSDEEP

    3072:M5sYrWSqGzk2l4+Nass5yYb0cRJlO75O/70:2si/mcw5xbHRq75Q

Malware Config

Signatures

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\wininit.exe
    wininit.exe
    1⤵
      PID:380
      • C:\Windows\system32\services.exe
        C:\Windows\system32\services.exe
        2⤵
          PID:476
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k DcomLaunch
            3⤵
              PID:596
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                4⤵
                  PID:1312
                • C:\Windows\system32\wbem\wmiprvse.exe
                  C:\Windows\system32\wbem\wmiprvse.exe
                  4⤵
                    PID:896
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k RPCSS
                  3⤵
                    PID:672
                  • C:\Windows\System32\svchost.exe
                    C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                    3⤵
                      PID:744
                    • C:\Windows\System32\svchost.exe
                      C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
                      3⤵
                        PID:816
                        • C:\Windows\system32\Dwm.exe
                          "C:\Windows\system32\Dwm.exe"
                          4⤵
                            PID:1168
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k netsvcs
                          3⤵
                            PID:844
                            • \\?\C:\Windows\system32\wbem\WMIADAP.EXE
                              wmiadap.exe /F /T /R
                              4⤵
                                PID:1856
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k LocalService
                              3⤵
                                PID:972
                              • C:\Windows\system32\svchost.exe
                                C:\Windows\system32\svchost.exe -k NetworkService
                                3⤵
                                  PID:276
                                • C:\Windows\System32\spoolsv.exe
                                  C:\Windows\System32\spoolsv.exe
                                  3⤵
                                    PID:328
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                    3⤵
                                      PID:1072
                                    • C:\Windows\system32\taskhost.exe
                                      "taskhost.exe"
                                      3⤵
                                        PID:1116
                                      • C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE
                                        "C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"
                                        3⤵
                                          PID:1640
                                        • C:\Windows\system32\svchost.exe
                                          C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
                                          3⤵
                                            PID:2424
                                          • C:\Windows\system32\sppsvc.exe
                                            C:\Windows\system32\sppsvc.exe
                                            3⤵
                                              PID:2128
                                          • C:\Windows\system32\lsass.exe
                                            C:\Windows\system32\lsass.exe
                                            2⤵
                                              PID:492
                                            • C:\Windows\system32\lsm.exe
                                              C:\Windows\system32\lsm.exe
                                              2⤵
                                                PID:500
                                            • C:\Windows\system32\csrss.exe
                                              %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
                                              1⤵
                                                PID:392
                                              • C:\Windows\system32\winlogon.exe
                                                winlogon.exe
                                                1⤵
                                                  PID:432
                                                • C:\Windows\Explorer.EXE
                                                  C:\Windows\Explorer.EXE
                                                  1⤵
                                                    PID:1200
                                                    • C:\Users\Admin\AppData\Local\Temp\31f2dd7a001ec8b5c65f5a2bbf1f58548d14c3a4468dd9e5a8d8059396341983N.exe
                                                      "C:\Users\Admin\AppData\Local\Temp\31f2dd7a001ec8b5c65f5a2bbf1f58548d14c3a4468dd9e5a8d8059396341983N.exe"
                                                      2⤵
                                                      • Installs/modifies Browser Helper Object
                                                      • Drops file in Program Files directory
                                                      • System Location Discovery: System Language Discovery
                                                      • Modifies registry class
                                                      • Suspicious behavior: EnumeratesProcesses
                                                      • Suspicious behavior: MapViewOfSection
                                                      • Suspicious use of AdjustPrivilegeToken
                                                      • Suspicious use of WriteProcessMemory
                                                      PID:2000

                                                  Network

                                                  MITRE ATT&CK Enterprise v15

                                                  Replay Monitor

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                                                  Downloads

                                                  • memory/2000-0-0x0000000000400000-0x000000000042A000-memory.dmp

                                                    Filesize

                                                    168KB

                                                  • memory/2000-2-0x0000000077C6F000-0x0000000077C70000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/2000-1-0x0000000077C70000-0x0000000077C71000-memory.dmp

                                                    Filesize

                                                    4KB

                                                  • memory/2000-5-0x0000000000400000-0x000000000042A000-memory.dmp

                                                    Filesize

                                                    168KB