Analysis

  • max time kernel
    33s
  • max time network
    109s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2024 21:19

General

  • Target

    e99e48d18d643cc907e54348ad2efb5bb524a0dea6be22d1762733c94ffd2b9dN.dll

  • Size

    120KB

  • MD5

    554c9b7c96247723c7ff98e7a4244da0

  • SHA1

    71d08685304474239ec6a24ab736fc6b562c0919

  • SHA256

    e99e48d18d643cc907e54348ad2efb5bb524a0dea6be22d1762733c94ffd2b9d

  • SHA512

    4d815df35aea25aba935e513c48b9014023e953fb77a83cccca9ea6b823ed334d4e3d79e197a3e16f3863cd5f1188fd5808368ed3dcc20fad277e8523e874f61

  • SSDEEP

    3072:CvzcsHH0Auy6h35z0wqa95Md0EnQ9HqeuYtmLdRc:CvzcIruyo35z0wq+5c0DcYQLdR

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

  • Modifies firewall policy service 3 TTPs 6 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 14 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 29 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2644
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2660
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2860
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3432
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\e99e48d18d643cc907e54348ad2efb5bb524a0dea6be22d1762733c94ffd2b9dN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3788
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e99e48d18d643cc907e54348ad2efb5bb524a0dea6be22d1762733c94ffd2b9dN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1140
                      • C:\Users\Admin\AppData\Local\Temp\e57d503.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d503.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Enumerates connected drives
                        • Drops file in Program Files directory
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2392
                      • C:\Users\Admin\AppData\Local\Temp\e57d726.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d726.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1264
                      • C:\Users\Admin\AppData\Local\Temp\e580347.exe
                        C:\Users\Admin\AppData\Local\Temp\e580347.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Enumerates connected drives
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:4200
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3564
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3740
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3832
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3896
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3972
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3492
                            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                              1⤵
                                PID:4672
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2916

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57d503.exe

                                  Filesize

                                  97KB

                                  MD5

                                  3c887b5b2fc67bdd6ec21e53b624d60e

                                  SHA1

                                  39c7b6ae20302ad6e13eb2227581e65875121446

                                  SHA256

                                  169441b042bdde647b11d01574b00cff3910d8594b6f49c375f7c7f287e82911

                                  SHA512

                                  06f56c3d59d623673e5a1f0fa8c2449efaf7547adbf66e34eed4cf3fcf8e7468eb9217aae5fe02910db88d0ba6a00a0603242882c07c48fb278d79a309559cd2

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  f813a65c40d5f021b25ff18aae3ecd53

                                  SHA1

                                  53c4d496835416babb5d54729fd87d9e73ff8fe6

                                  SHA256

                                  3b4af2ed26b24f2f19978f0a54367fe41be682bffc60d7c995db5d56b80d7a26

                                  SHA512

                                  87f2c844fdaafafc4dc5616481cb3df5d96f8f0e6c85cdd2bd2ac040d691e0b3d244c1f51bc972ef890c85f4e3ac9916be722c404798b97238327eedbefac74e

                                • memory/1140-29-0x0000000003EB0000-0x0000000003EB2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1140-12-0x0000000003EB0000-0x0000000003EB2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1140-13-0x0000000004290000-0x0000000004291000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1140-16-0x0000000003EB0000-0x0000000003EB2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1140-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/1264-28-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1264-96-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1264-99-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1264-53-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1264-51-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1264-47-0x0000000000870000-0x0000000000871000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2392-38-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-57-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-32-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-9-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-30-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-15-0x00000000006B0000-0x00000000006B1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2392-33-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-34-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-35-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-36-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-37-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-31-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-39-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-27-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2392-11-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2392-10-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-41-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-42-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-24-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2392-59-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2392-58-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-60-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-62-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-64-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-67-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-69-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-70-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2392-8-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-6-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2392-95-0x00000000008C0000-0x000000000197A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4200-54-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4200-107-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4200-133-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4200-155-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4200-156-0x0000000000830000-0x00000000018EA000-memory.dmp

                                  Filesize

                                  16.7MB