Analysis

  • max time kernel
    103s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/08/2024, 10:04

General

  • Target

    e9a01cc0fabd7926a466b0d4747a7de0N.exe

  • Size

    1.3MB

  • MD5

    e9a01cc0fabd7926a466b0d4747a7de0

  • SHA1

    63588672e7b6ac22b2b90d57e6f65b720069acf9

  • SHA256

    c313d5737a6f1af3a9bddec299ca67b96d22959c97870cf4ff083b221bc76d4f

  • SHA512

    73aa77eaf239057a64322c1d23935dc664a6cb231074409cade2ff1dfa8e4ea84b83922e271e1dafaa7f235a176b09a2262d184c1d4c8db4d5ad74491744be11

  • SSDEEP

    24576:XshcHDn0KEQQJYQSUzSscB6ymeJYoKWyiTp1bAlJ+ghmsc9s:XsZgDsVymeC/W7Tp1bgJdQW

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 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 16 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2608
          • 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:2796
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3476
                  • C:\Users\Admin\AppData\Local\Temp\e9a01cc0fabd7926a466b0d4747a7de0N.exe
                    "C:\Users\Admin\AppData\Local\Temp\e9a01cc0fabd7926a466b0d4747a7de0N.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • 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:1260
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3620
                  • 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:3924
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3988
                        • 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:428
                            • 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:2400
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4984
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:1012
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:460

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\eManualViewer-Install.log

                                      Filesize

                                      2KB

                                      MD5

                                      2131b2136cb880a08188d5476566fcc3

                                      SHA1

                                      05dfb49b1dc6b27eda3844d96a419ec666d73eef

                                      SHA256

                                      5216e6e336323f9896f11a07b45a9871d851aa3af9a578684813d110d1f4c955

                                      SHA512

                                      0f3305f0e78ea67396d69723324e80d451cb4439e6bc525e64c1b6b38fb9492dcaf4107158d2b8c474b1df88c1a88ea9bdc5fc639572c8277a3205144aff8a1a

                                    • memory/1260-32-0x0000000005B30000-0x0000000005B32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1260-36-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-29-0x00000000040F0000-0x00000000040F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1260-33-0x0000000005C80000-0x0000000005C81000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1260-31-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-35-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-0-0x0000000000400000-0x000000000054E000-memory.dmp

                                      Filesize

                                      1.3MB

                                    • memory/1260-37-0x0000000005B30000-0x0000000005B32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1260-34-0x0000000005B30000-0x0000000005B32000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1260-13-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-3-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-30-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-38-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-5-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-4-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-1-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-6-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-39-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-40-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-41-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-42-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-44-0x0000000000400000-0x000000000054E000-memory.dmp

                                      Filesize

                                      1.3MB

                                    • memory/1260-64-0x00000000024C0000-0x000000000357A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1260-68-0x0000000000400000-0x000000000054E000-memory.dmp

                                      Filesize

                                      1.3MB