Analysis

  • max time kernel
    32s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 13:21

General

  • Target

    ad6414736e21029deab94abcceabd06777bb38f74b72e7c2b905b1b09d2fa50aN.dll

  • Size

    120KB

  • MD5

    046dfe65358ef4c834a9bdae79958de0

  • SHA1

    479efa4732a63ed54ea160aa7cd61c286b0dba84

  • SHA256

    ad6414736e21029deab94abcceabd06777bb38f74b72e7c2b905b1b09d2fa50a

  • SHA512

    b53f273d6af1290e998e7ca87b39aac23abc2b55b1eb87c3c078e373ec360cdc7ffa1e1e2b967b33e8637b51e4230c3ffa5ebebe1ed40dda77c9c1e1fe84186c

  • SSDEEP

    3072:pxkvFBl8ETOGajfQYNAb0X4Ye9BwJcnOl2:pulQI6eDCcn0

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 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 12 IoCs

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

  • UPX packed file 28 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 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:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1016
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2852
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2884
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2156
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3432
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ad6414736e21029deab94abcceabd06777bb38f74b72e7c2b905b1b09d2fa50aN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2672
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ad6414736e21029deab94abcceabd06777bb38f74b72e7c2b905b1b09d2fa50aN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2656
                      • C:\Users\Admin\AppData\Local\Temp\e57b14e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b14e.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 AdjustPrivilegeToken
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2800
                      • C:\Users\Admin\AppData\Local\Temp\e57b2b6.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b2b6.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3840
                      • C:\Users\Admin\AppData\Local\Temp\e57e280.exe
                        C:\Users\Admin\AppData\Local\Temp\e57e280.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3940
                      • C:\Users\Admin\AppData\Local\Temp\e57e29f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57e29f.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:3084
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3536
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3736
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3872
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3948
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4040
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4156
                            • 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:2060
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:112
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1780

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57b14e.exe

                                    Filesize

                                    97KB

                                    MD5

                                    33bd5c0c5ab4a008c866cbf0cfa0d86c

                                    SHA1

                                    8b38bb14dd12125f437b87275ff14924af6ab8ce

                                    SHA256

                                    c81fcf3c50622df9260e4c751d5fc03c8644179561091247c752bcdd4b90aff3

                                    SHA512

                                    e38d789e4dc88b88645ca278b85ed423f37857fe556268526dfa268fec4dcd299ad44175026d2d1693f633d1e6026dd936e6fae0cc4eb2bc73e01261d137053d

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    9f161518fb8c07f36d3c2a754364f984

                                    SHA1

                                    34ad54818eb15eabba67502bd061a4cafb6a9d24

                                    SHA256

                                    2fa6a93a04d50cb8cce6064e4ae43da6a803f2e76af738a439dac6d3da710078

                                    SHA512

                                    ee9822ff08890f2e1414982e78c62130b21a7993a28e0d539e3a08d1e13dc10cff72757fa923496cdd98a82074c5443ad4fb0c3718a66bb24a1628bd80debad7

                                  • memory/2656-29-0x0000000001360000-0x0000000001362000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2656-51-0x0000000001360000-0x0000000001362000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2656-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2656-14-0x0000000001370000-0x0000000001371000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2656-13-0x0000000001360000-0x0000000001362000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2656-25-0x0000000001360000-0x0000000001362000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2800-38-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-69-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2800-30-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2800-31-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-12-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-26-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2800-23-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-22-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-11-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-9-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-10-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-16-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2800-24-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-36-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-37-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-8-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-39-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-40-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2800-76-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-72-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-47-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-52-0x00000000005B0000-0x00000000005B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2800-6-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-35-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-62-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-64-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-65-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-66-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2800-68-0x00000000007C0000-0x000000000187A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3084-61-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3084-102-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3084-115-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3084-158-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3084-159-0x0000000000790000-0x000000000184A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3840-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3840-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3840-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3840-43-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3840-98-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3840-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3940-139-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB