Analysis

  • max time kernel
    25s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    15-05-2021 05:13

General

  • Target

    94a0038548e86f96d5a68cf8ef86a390a032fd55151dc7304356befe51cf6c90.exe

  • Size

    2.7MB

  • MD5

    24dd68cd18db86635d9f8b7217dfd846

  • SHA1

    12e3fc5dd52c336a2b5e14a760e00d717dd5b60b

  • SHA256

    94a0038548e86f96d5a68cf8ef86a390a032fd55151dc7304356befe51cf6c90

  • SHA512

    14820d11ab81dd226d25d37d806cb90ac015e42d3ce0bd6540e0f3098f8eac4e6c79d4ebc4bc2c621c0828d5ff78a773a26232af1d2f15e24e95f56883683a9b

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 7 IoCs
  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • UAC bypass 3 TTPs
  • Windows security bypass 2 TTPs
  • UPX packed file 1 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 61 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\lsass.exe
    C:\Windows\system32\lsass.exe
    1⤵
      PID:628
    • C:\Windows\system32\winlogon.exe
      winlogon.exe
      1⤵
        PID:548
        • C:\Windows\system32\fontdrvhost.exe
          "fontdrvhost.exe"
          2⤵
            PID:716
          • C:\Windows\system32\dwm.exe
            "dwm.exe"
            2⤵
              PID:980
          • c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k networkservice -s CryptSvc
            1⤵
              PID:2460
            • C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
              "C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
              1⤵
                PID:3252
              • C:\Windows\system32\wbem\wmiprvse.exe
                C:\Windows\system32\wbem\wmiprvse.exe
                1⤵
                  PID:3612
                • C:\Windows\system32\DllHost.exe
                  C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                  1⤵
                    PID:1008
                  • c:\windows\system32\svchost.exe
                    c:\windows\system32\svchost.exe -k localservice -s CDPSvc
                    1⤵
                      PID:3324
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:3724
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3484
                        • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
                          1⤵
                            PID:3260
                          • C:\Windows\Explorer.EXE
                            C:\Windows\Explorer.EXE
                            1⤵
                              PID:2224
                              • C:\Users\Admin\AppData\Local\Temp\94a0038548e86f96d5a68cf8ef86a390a032fd55151dc7304356befe51cf6c90.exe
                                "C:\Users\Admin\AppData\Local\Temp\94a0038548e86f96d5a68cf8ef86a390a032fd55151dc7304356befe51cf6c90.exe"
                                2⤵
                                • Modifies firewall policy service
                                • Windows security modification
                                • Checks whether UAC is enabled
                                • Drops file in Windows directory
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious behavior: MapViewOfSection
                                • Suspicious use of AdjustPrivilegeToken
                                • Suspicious use of WriteProcessMemory
                                • System policy modification
                                PID:644
                            • c:\windows\system32\taskhostw.exe
                              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                              1⤵
                                PID:2860
                              • c:\windows\system32\svchost.exe
                                c:\windows\system32\svchost.exe -k netsvcs -s Browser
                                1⤵
                                  PID:2688
                                • c:\windows\system32\svchost.exe
                                  c:\windows\system32\svchost.exe -k unistacksvcgroup -s CDPUserSvc
                                  1⤵
                                    PID:2640
                                  • c:\windows\system32\svchost.exe
                                    c:\windows\system32\svchost.exe -k netsvcs -s WpnService
                                    1⤵
                                      PID:2524
                                    • c:\windows\system32\svchost.exe
                                      c:\windows\system32\svchost.exe -k netsvcs -s Winmgmt
                                      1⤵
                                        PID:2508
                                        • C:\Windows\system32\wbem\WMIADAP.EXE
                                          wmiadap.exe /F /T /R
                                          2⤵
                                            PID:3652
                                        • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                          "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                          1⤵
                                            PID:2500
                                          • c:\windows\system32\svchost.exe
                                            c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s TrkWks
                                            1⤵
                                              PID:2492
                                            • c:\windows\system32\sihost.exe
                                              sihost.exe
                                              1⤵
                                                PID:2452
                                              • c:\windows\system32\svchost.exe
                                                c:\windows\system32\svchost.exe -k networkservicenetworkrestricted -s PolicyAgent
                                                1⤵
                                                  PID:2380
                                                • c:\windows\system32\svchost.exe
                                                  c:\windows\system32\svchost.exe -k netsvcs -s LanmanServer
                                                  1⤵
                                                    PID:2372
                                                  • c:\windows\system32\svchost.exe
                                                    c:\windows\system32\svchost.exe -k netsvcs -s IKEEXT
                                                    1⤵
                                                      PID:2360
                                                    • c:\windows\system32\svchost.exe
                                                      c:\windows\system32\svchost.exe -k appmodel -s tiledatamodelsvc
                                                      1⤵
                                                        PID:2192
                                                      • c:\windows\system32\svchost.exe
                                                        c:\windows\system32\svchost.exe -k networkservice -s LanmanWorkstation
                                                        1⤵
                                                          PID:1456
                                                        • C:\Windows\System32\spoolsv.exe
                                                          C:\Windows\System32\spoolsv.exe
                                                          1⤵
                                                            PID:1984
                                                          • c:\windows\system32\svchost.exe
                                                            c:\windows\system32\svchost.exe -k netsvcs -s ShellHWDetection
                                                            1⤵
                                                              PID:1900
                                                            • c:\windows\system32\svchost.exe
                                                              c:\windows\system32\svchost.exe -k appmodel -s StateRepository
                                                              1⤵
                                                                PID:1788
                                                              • c:\windows\system32\svchost.exe
                                                                c:\windows\system32\svchost.exe -k localservice -s netprofm
                                                                1⤵
                                                                  PID:1756
                                                                • C:\Windows\System32\svchost.exe
                                                                  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                                                                  1⤵
                                                                    PID:1720
                                                                  • C:\Windows\system32\svchost.exe
                                                                    C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
                                                                    1⤵
                                                                      PID:1712
                                                                    • C:\Windows\System32\svchost.exe
                                                                      C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
                                                                      1⤵
                                                                        PID:1624
                                                                      • c:\windows\system32\svchost.exe
                                                                        c:\windows\system32\svchost.exe -k networkservice -s Dnscache
                                                                        1⤵
                                                                          PID:1548
                                                                        • c:\windows\system32\svchost.exe
                                                                          c:\windows\system32\svchost.exe -k localservice -s FontCache
                                                                          1⤵
                                                                            PID:1504
                                                                          • c:\windows\system32\svchost.exe
                                                                            c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s AudioEndpointBuilder
                                                                            1⤵
                                                                              PID:1496
                                                                            • c:\windows\system32\svchost.exe
                                                                              c:\windows\system32\svchost.exe -k networkservice -s NlaSvc
                                                                              1⤵
                                                                                PID:1460
                                                                              • c:\windows\system32\svchost.exe
                                                                                c:\windows\system32\svchost.exe -k netsvcs -s SENS
                                                                                1⤵
                                                                                  PID:1436
                                                                                • c:\windows\system32\svchost.exe
                                                                                  c:\windows\system32\svchost.exe -k netsvcs -s UserManager
                                                                                  1⤵
                                                                                    PID:1344
                                                                                  • c:\windows\system32\svchost.exe
                                                                                    c:\windows\system32\svchost.exe -k localservice -s EventSystem
                                                                                    1⤵
                                                                                      PID:1284
                                                                                    • c:\windows\system32\svchost.exe
                                                                                      c:\windows\system32\svchost.exe -k netsvcs -s Themes
                                                                                      1⤵
                                                                                        PID:1276
                                                                                      • c:\windows\system32\svchost.exe
                                                                                        c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s Dhcp
                                                                                        1⤵
                                                                                          PID:1256
                                                                                        • c:\windows\system32\svchost.exe
                                                                                          c:\windows\system32\svchost.exe -k localservice -s nsi
                                                                                          1⤵
                                                                                            PID:1164
                                                                                          • c:\windows\system32\svchost.exe
                                                                                            c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s EventLog
                                                                                            1⤵
                                                                                              PID:1148
                                                                                            • c:\windows\system32\svchost.exe
                                                                                              c:\windows\system32\svchost.exe -k netsvcs -s ProfSvc
                                                                                              1⤵
                                                                                                PID:1092
                                                                                              • c:\windows\system32\svchost.exe
                                                                                                c:\windows\system32\svchost.exe -k netsvcs -s Schedule
                                                                                                1⤵
                                                                                                  PID:1032
                                                                                                • C:\Windows\system32\svchost.exe
                                                                                                  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
                                                                                                  1⤵
                                                                                                    PID:832
                                                                                                  • c:\windows\system32\svchost.exe
                                                                                                    c:\windows\system32\svchost.exe -k localsystemnetworkrestricted -s NcbService
                                                                                                    1⤵
                                                                                                      PID:684
                                                                                                    • c:\windows\system32\svchost.exe
                                                                                                      c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s lmhosts
                                                                                                      1⤵
                                                                                                        PID:368
                                                                                                      • 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 dcomlaunch -s LSM
                                                                                                          1⤵
                                                                                                            PID:892
                                                                                                          • c:\windows\system32\svchost.exe
                                                                                                            c:\windows\system32\svchost.exe -k rpcss
                                                                                                            1⤵
                                                                                                              PID:836
                                                                                                            • C:\Windows\system32\svchost.exe
                                                                                                              C:\Windows\system32\svchost.exe -k DcomLaunch
                                                                                                              1⤵
                                                                                                                PID:792
                                                                                                                • C:\Windows\system32\wbem\wmiprvse.exe
                                                                                                                  C:\Windows\system32\wbem\wmiprvse.exe -Embedding
                                                                                                                  2⤵
                                                                                                                    PID:732
                                                                                                                  • C:\Windows\system32\DllHost.exe
                                                                                                                    C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
                                                                                                                    2⤵
                                                                                                                      PID:1572
                                                                                                                  • C:\Windows\system32\fontdrvhost.exe
                                                                                                                    "fontdrvhost.exe"
                                                                                                                    1⤵
                                                                                                                      PID:720
                                                                                                                    • c:\windows\system32\svchost.exe
                                                                                                                      c:\windows\system32\svchost.exe -k dcomlaunch -s PlugPlay
                                                                                                                      1⤵
                                                                                                                        PID:708
                                                                                                                      • \??\c:\windows\system32\svchost.exe
                                                                                                                        c:\windows\system32\svchost.exe -k netsvcs -s BITS
                                                                                                                        1⤵
                                                                                                                          PID:3952
                                                                                                                        • C:\Windows\system32\svchost.exe
                                                                                                                          C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
                                                                                                                          1⤵
                                                                                                                            PID:3232
                                                                                                                          • \??\c:\windows\system32\svchost.exe
                                                                                                                            c:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV
                                                                                                                            1⤵
                                                                                                                              PID:1012

                                                                                                                            Network

                                                                                                                            MITRE ATT&CK Enterprise v6

                                                                                                                            Replay Monitor

                                                                                                                            Loading Replay Monitor...

                                                                                                                            Downloads

                                                                                                                            • memory/644-114-0x0000000002780000-0x000000000380E000-memory.dmp
                                                                                                                              Filesize

                                                                                                                              16.6MB