Analysis

  • max time kernel
    32s
  • max time network
    92s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 19:01

General

  • Target

    d09f9a77358ae48847187f7480a1491bf21da860d0426caa38e5481a86286c9eN.dll

  • Size

    120KB

  • MD5

    8e3c24b6764a6d39ba21ed6994de1d30

  • SHA1

    2ec15db0cc8799160eabceb4a12b8da246357deb

  • SHA256

    d09f9a77358ae48847187f7480a1491bf21da860d0426caa38e5481a86286c9e

  • SHA512

    1fe132146416b83b48562e19bbbcf8b8c3c91ec788b4b01020725b8a348d76cc8a696e1630d3bed82d4859a8cd1e89527b68db2cf88a78fbf99149a423f3373e

  • SSDEEP

    1536:Kf/Wj6Ja0xSdsrZDlqzm6fudKfTusbKTCkDdkybW7eTUmfkJg7M1Ygd2/eNOove:Kf/WxYZpsmo//bKGkDGQW2pfYygEeDe

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 14 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2564
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2608
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2984
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3456
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\d09f9a77358ae48847187f7480a1491bf21da860d0426caa38e5481a86286c9eN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:5064
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d09f9a77358ae48847187f7480a1491bf21da860d0426caa38e5481a86286c9eN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3648
                      • C:\Users\Admin\AppData\Local\Temp\e57c39e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c39e.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:4988
                      • C:\Users\Admin\AppData\Local\Temp\e57c4d6.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c4d6.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1692
                      • C:\Users\Admin\AppData\Local\Temp\e57f4df.exe
                        C:\Users\Admin\AppData\Local\Temp\e57f4df.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:4924
                      • C:\Users\Admin\AppData\Local\Temp\e57f4ef.exe
                        C:\Users\Admin\AppData\Local\Temp\e57f4ef.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4608
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3592
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3776
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3904
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3984
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4072
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3860
                            • 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:2604
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:5092
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:264

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57c39e.exe

                                    Filesize

                                    97KB

                                    MD5

                                    f8238e8a2f92856b726339c3c0a74661

                                    SHA1

                                    1fbbbbebdc63e3d645fbc2f32986fa694c17d4f3

                                    SHA256

                                    d43da33677b75cf289b40d2db566918762b92ecf48f01471d2bb5c40cd8f8478

                                    SHA512

                                    5b5301a47f941846407f45d20c4eeab78188c852d568129293b3029defcf719be94abb46cdfeb16395d95bf26886859cabce4ad992faeac5152d4b1a069f2310

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    461ca87244de65f8d6ffa46373db8d02

                                    SHA1

                                    730cb2676936697a53f61e0e788f026c1fe7c7ea

                                    SHA256

                                    71f9474bf8f79815daafb8bd22d090d3cd503efb46cb0ad16fd4b3ed6360102a

                                    SHA512

                                    efcfa9a7063df4708a633bd3d9a8d6e468f5272592049849d85bdd25fbe9bc1fc23a0a53fe4701064124db15bca002473feca94f53b6000de9c082ae86cc0ad2

                                  • memory/1692-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1692-44-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1692-46-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1692-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1692-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1692-104-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3648-51-0x00000000012A0000-0x00000000012A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3648-14-0x00000000012A0000-0x00000000012A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3648-24-0x00000000012A0000-0x00000000012A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3648-28-0x00000000012A0000-0x00000000012A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3648-27-0x0000000001330000-0x0000000001331000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3648-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4608-163-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4924-116-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4924-165-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4924-166-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4924-164-0x0000000000760000-0x000000000181A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-39-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-64-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-36-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-37-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-38-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-13-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-40-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-41-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-29-0x00000000007B0000-0x00000000007B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4988-9-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-34-0x00000000007B0000-0x00000000007B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4988-31-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-59-0x00000000007B0000-0x00000000007B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4988-61-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-62-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-17-0x0000000001B40000-0x0000000001B41000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4988-65-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-67-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-68-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-71-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-23-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-74-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-83-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-100-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4988-30-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-12-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-11-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-10-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-8-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-6-0x00000000008C0000-0x000000000197A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4988-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB