Analysis

  • max time kernel
    95s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2024 20:07

General

  • Target

    278274054426649988a238e8eb4515f07910ab131e0ed2d5091503218a158ee3N.dll

  • Size

    120KB

  • MD5

    e0ce2bdb63020f72e3d4c7c7d78aa630

  • SHA1

    8c1cdc47ec9e3d448a321f4e495ad5b5b194cd2f

  • SHA256

    278274054426649988a238e8eb4515f07910ab131e0ed2d5091503218a158ee3

  • SHA512

    6e53785d588c2884a53c51d36c3ce78dda1becb400dec1936bacaf6ebdfd5c53f7201ce5c7971d793a296d0941c0f65f4ac2b83940cea1fe274f9fa7c47564cb

  • SSDEEP

    3072:JmDKpVlBiFA56pTlQ2TAtg+sI5/XmezjT:JmDUVeFA4p5Q22+aXVzj

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 10 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 Program Files directory 3 IoCs
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 54 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:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2488
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2536
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2684
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3500
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\278274054426649988a238e8eb4515f07910ab131e0ed2d5091503218a158ee3N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1352
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\278274054426649988a238e8eb4515f07910ab131e0ed2d5091503218a158ee3N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4884
                      • C:\Users\Admin\AppData\Local\Temp\e57af3b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57af3b.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:3520
                      • C:\Users\Admin\AppData\Local\Temp\e57b0f1.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b0f1.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:448
                      • C:\Users\Admin\AppData\Local\Temp\e57d10b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d10b.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4568
                      • C:\Users\Admin\AppData\Local\Temp\e57d1e6.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d1e6.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
                        • System policy modification
                        PID:3444
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3656
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3828
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3936
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4048
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:1412
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4148
                            • 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:4756
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:860

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57af3b.exe

                                  Filesize

                                  97KB

                                  MD5

                                  dcddd2604b1ba83d359a5ecd0d48c612

                                  SHA1

                                  cb8958a0a959bfc6a4ef6b73ca0ae8234a91e2ea

                                  SHA256

                                  ae636f276e2646bf3490deee720e0e9f3a252fd2037691b93086abb2cb37f2c7

                                  SHA512

                                  054f5cf81e79a47622554997dcdbc8a174ece06519960d2aea6b133c08adfdd36c959781f6a05a8c293ad0d1e815e63e3c56fa20a896a260da059aa682c8f46e

                                • memory/448-86-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/448-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/448-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/448-56-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/448-110-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3444-119-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3444-88-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3444-120-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3444-60-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3444-52-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3444-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3444-121-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3444-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3520-74-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-22-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3520-18-0x0000000003E60000-0x0000000003E61000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3520-6-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-8-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-32-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-36-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-35-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-37-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-38-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-39-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-10-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-106-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3520-9-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-67-0x0000000003510000-0x0000000003512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3520-30-0x0000000003510000-0x0000000003512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3520-11-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-34-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-13-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-84-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-24-0x0000000003510000-0x0000000003512000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3520-31-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-12-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-68-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-69-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-70-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-72-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-83-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-76-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-79-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3520-81-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4568-62-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4568-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4568-87-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4568-58-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4568-46-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4568-114-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4884-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4884-29-0x0000000003D40000-0x0000000003D42000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4884-15-0x0000000003D40000-0x0000000003D42000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4884-16-0x0000000003F30000-0x0000000003F31000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4884-19-0x0000000003D40000-0x0000000003D42000-memory.dmp

                                  Filesize

                                  8KB