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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
    22/12/2024, 03:56

General

  • Target

    85ae768c13ec6fd40f30c0d0cc0356befb50786e3d300ce0b78eafb3aa95b564.dll

  • Size

    120KB

  • MD5

    505775bc6fbe2457fea736df321faefd

  • SHA1

    4818cea5f198e906b4584ddf2134235c0afc82bf

  • SHA256

    85ae768c13ec6fd40f30c0d0cc0356befb50786e3d300ce0b78eafb3aa95b564

  • SHA512

    bcd486dbdaa05de80db1d797a4181aac74361f28b9faaf2456b8e7072baa44e086dafc30c7ba26d207c15abbb7d8a6afa61397b19e19b9f453cfd8ab71e84169

  • SSDEEP

    1536:KAjgel2pHKnfktQ13oJ45y/b8ddA7xowtqGHLXmZ0rO4Hikw92cDH9LTAW:zUpqnfkQ666bWdA7uw17yQnHikk2cDuW

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 16 IoCs

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

  • UPX packed file 35 IoCs

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

  • Drops file in Program Files directory 4 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 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:760
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:768
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2496
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2516
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2800
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\85ae768c13ec6fd40f30c0d0cc0356befb50786e3d300ce0b78eafb3aa95b564.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3012
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\85ae768c13ec6fd40f30c0d0cc0356befb50786e3d300ce0b78eafb3aa95b564.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2176
                      • C:\Users\Admin\AppData\Local\Temp\e57af2c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57af2c.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:2060
                      • C:\Users\Admin\AppData\Local\Temp\e57b045.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b045.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:820
                      • C:\Users\Admin\AppData\Local\Temp\e57ca74.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ca74.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1168
                      • C:\Users\Admin\AppData\Local\Temp\e57ca93.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ca93.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:3200
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3688
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3864
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:4020
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4084
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:816
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4120
                            • 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:724
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4524

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57af2c.exe

                                  Filesize

                                  97KB

                                  MD5

                                  aeedaa4ab3ec0bb5dc1871d489a38547

                                  SHA1

                                  22b183f00b9ffba0723481262b22228a66099e73

                                  SHA256

                                  47db4fb291a3ea9bec3d18b293ea41fe2b34d0b63bd2de8a055c1325ce2eea9b

                                  SHA512

                                  2ab218dd78c8d6abcd9de618211e71f91abe01b1f21fd13f7da844a95d5965d8b847b70e54af65068ff7651bc29a46df4ecaf54a8bfcd119a4fd94efa21b4e6f

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  1ae5f89a22200b445bcd0ab45bbacf35

                                  SHA1

                                  5085e6b1c16a6aed8195fbf0df50a49a3f0bdbb1

                                  SHA256

                                  170f80fe8e945e4061fbf5957280f7cac10688dd00dceb8f3bbda8d637d1aec2

                                  SHA512

                                  8e75d4ca79196c61708c7328b170ddb87a6894f484bbe7599754d25c3ce2a906a0a13be26ce7273ac5eb679f5ed453431bf94c908640d2f954fd154d4d00cffd

                                • memory/820-62-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/820-131-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/820-88-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/820-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/820-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1168-147-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1168-89-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1168-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1168-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1168-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2060-58-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-87-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-27-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2060-18-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-8-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2060-9-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-6-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-34-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-35-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-36-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-37-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-38-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-39-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-41-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-42-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-10-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-54-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2060-56-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-11-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-60-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-115-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2060-22-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2060-98-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-93-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-91-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-12-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-90-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-32-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-31-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-73-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-76-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-77-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-79-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-82-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-85-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-86-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2060-29-0x0000000001AF0000-0x0000000001AF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2060-26-0x00000000007D0000-0x000000000188A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2176-20-0x00000000041B0000-0x00000000041B1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2176-23-0x0000000004120000-0x0000000004122000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2176-28-0x0000000004120000-0x0000000004122000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2176-19-0x0000000004120000-0x0000000004122000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2176-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3200-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3200-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3200-127-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3200-94-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3200-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3200-67-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3200-166-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3200-165-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB