Analysis

  • max time kernel
    92s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-12-2024 10:27

General

  • Target

    aef3472c320e376435b27c946fd17e41f0f3f96ca02ed316b18e11d2d005c879.dll

  • Size

    120KB

  • MD5

    784e2ed0fd141c50445065e4c3fc6585

  • SHA1

    b3f5e02639435cb0a0409d310cc9f023cc8bfd38

  • SHA256

    aef3472c320e376435b27c946fd17e41f0f3f96ca02ed316b18e11d2d005c879

  • SHA512

    d762459a7118e2a9b40702546c9dae1146f691ca954b5b2260f5fb59331c15cffdcadd08378adff46ceda9fe2a79be27317859c2807df7c45dcf51a1b934d099

  • SSDEEP

    3072:8zss6G0Mz1ERUSwUZJLuO/TQ0y6gGZF59c6:4ss6G0MhYUVmx/TQ0Zfb5

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 9 IoCs

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

  • UPX packed file 27 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 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 49 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:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2244
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2640
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2664
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3424
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\aef3472c320e376435b27c946fd17e41f0f3f96ca02ed316b18e11d2d005c879.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:696
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\aef3472c320e376435b27c946fd17e41f0f3f96ca02ed316b18e11d2d005c879.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3908
                      • C:\Users\Admin\AppData\Local\Temp\e577eb5.exe
                        C:\Users\Admin\AppData\Local\Temp\e577eb5.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:4884
                      • C:\Users\Admin\AppData\Local\Temp\e577fde.exe
                        C:\Users\Admin\AppData\Local\Temp\e577fde.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1604
                      • C:\Users\Admin\AppData\Local\Temp\e57a74c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a74c.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:4868
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3540
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3732
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3824
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3892
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3976
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3436
                            • 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:2872
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:552

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e577eb5.exe

                                  Filesize

                                  97KB

                                  MD5

                                  f4fa18962ab36ac873bf804a6a33cde4

                                  SHA1

                                  52940f738078dc85eeebd670c60adde1da49b852

                                  SHA256

                                  6a0bf75e0a5dfd418d823b2a8bc7112aee0810ecb62bad20cfdb85040cdc1c3d

                                  SHA512

                                  fe7efba8f92fb732e3668eaa07dade7a9029dcb22cb932e3339a12526bad8b47e8d17112fbc0a2b038565b2397d2601c212b5296a38ded83edeb495a7ae775a9

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  0cb73a6841517d65e0bc69c7945da194

                                  SHA1

                                  ffaf13bee739373f594fa12caeea67287f2d1e71

                                  SHA256

                                  9e81bb1a4d548b5fe4a13b515a4e4b17c4d7288fd000401c83cb2ec037a231e3

                                  SHA512

                                  27e686dfe3b399e3192c10197bd54abf15febecbc78f30d7f25f4c5615f79e3f6cfd6b0a96032adaf4de38cb4b8733127cd325e93e48c806cdfff5a652f8e38b

                                • memory/1604-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1604-49-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1604-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1604-74-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1604-52-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3908-13-0x0000000001150000-0x0000000001152000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3908-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3908-14-0x00000000044F0000-0x00000000044F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3908-17-0x0000000001150000-0x0000000001152000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3908-21-0x0000000001150000-0x0000000001152000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4868-110-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4868-53-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4868-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4868-112-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4868-113-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4868-51-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4868-44-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4884-37-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-59-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4884-36-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-35-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-33-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-38-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-32-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-29-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-20-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-10-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-16-0x00000000005E0000-0x00000000005E1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4884-23-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4884-9-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-55-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-57-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-34-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-61-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-62-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-64-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-65-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-66-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-69-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-72-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-30-0x00000000005D0000-0x00000000005D2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4884-75-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-93-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4884-12-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-11-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-8-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-6-0x0000000000820000-0x00000000018DA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4884-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB