Analysis

  • max time kernel
    96s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 12:05

General

  • Target

    12d34c3c2064cfcc046066f7f4a23e47460826b4450fe03054fddb874b83ce70N.dll

  • Size

    120KB

  • MD5

    28f71d6f64b8c90177541059e1627e60

  • SHA1

    b6377ac7e4324b6ad10552e656f17b0c50c48551

  • SHA256

    12d34c3c2064cfcc046066f7f4a23e47460826b4450fe03054fddb874b83ce70

  • SHA512

    3718aa1770680d5c0e396dc1b1d5be076f5716ed5c662e2f565430715186b3c9b7767e6d743c46515a103aed24f473055a69acad7ce3b5c3cb6d789d269581df

  • SSDEEP

    3072:mcUf115qglp0FB2APwwd5pjFnDyidZywX/+7UF:M15qglgjBjFRidwF

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 1 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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2556
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2584
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2672
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3540
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\12d34c3c2064cfcc046066f7f4a23e47460826b4450fe03054fddb874b83ce70N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4460
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\12d34c3c2064cfcc046066f7f4a23e47460826b4450fe03054fddb874b83ce70N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2596
                      • C:\Users\Admin\AppData\Local\Temp\e57b035.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b035.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • 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:1776
                      • C:\Users\Admin\AppData\Local\Temp\e57b13f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b13f.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3488
                      • C:\Users\Admin\AppData\Local\Temp\e57dbc9.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dbc9.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:4324
                      • C:\Users\Admin\AppData\Local\Temp\e57dbd9.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dbd9.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4380
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3668
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3848
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3948
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4012
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:868
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3116
                            • 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:1900
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4592

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57b035.exe

                                  Filesize

                                  97KB

                                  MD5

                                  03246229f191c1b2475fe0049703cc19

                                  SHA1

                                  216eca0b2dc0039980ba19113d63a09740e09574

                                  SHA256

                                  a3c510ce592dd329e33ea891228a5c1d5599a6d9354d3f6be85ab70e0a079aed

                                  SHA512

                                  24f7a3867c6b4b73ee7151f858740a95096507e3ee047f4fb50f838033df6b91ebed9cb381e6b0adf6eba3ccc83753fd00d766ccd16f57fe66788de7a321da01

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  aaba79593cf4c2ff286691d390d39491

                                  SHA1

                                  353c8375e93ace00200ebe99514d85f6972accfe

                                  SHA256

                                  ebb4ec5ef473ac835fa6c339dd5c20fa1505bf08406030fb9562fa3c4a76ff43

                                  SHA512

                                  a91e581befd9a8aff7d2af2d885f3f509bd8d14626749207bee0adc26e779b6c59108fa8cb1ae4d24747048531a3e2e986dbf5e7e6ceffb60af9bb5858f85212

                                • memory/1776-64-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1776-27-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1776-9-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1776-12-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1776-30-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1776-19-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1776-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1776-39-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1776-33-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1776-34-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1776-18-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1776-51-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1776-8-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1776-31-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1776-10-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1776-23-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1776-11-0x0000000000750000-0x000000000180A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2596-20-0x0000000004110000-0x0000000004112000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2596-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/2596-26-0x0000000004110000-0x0000000004112000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2596-21-0x00000000042B0000-0x00000000042B1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2596-29-0x0000000004110000-0x0000000004112000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2596-46-0x0000000004110000-0x0000000004112000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3488-36-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3488-68-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3488-37-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3488-38-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4324-74-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-81-0x0000000004370000-0x0000000004371000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4324-72-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-73-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-79-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-78-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-87-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4324-119-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4324-75-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-69-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-104-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4324-76-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-77-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-71-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-91-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-92-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-93-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-94-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-95-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-97-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4324-100-0x0000000000840000-0x00000000018FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4380-83-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4380-118-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4380-84-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB