Analysis

  • max time kernel
    95s
  • max time network
    150s
  • 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, 00:22

General

  • Target

    8667ee877e9bf404171b22b41d0d8ad5578d4e6d6d52f272de89c48f1818bdbe.dll

  • Size

    120KB

  • MD5

    e556a9367e304401a1cc371ac88c925d

  • SHA1

    333c1712469d7cec53bda8da8ab4e73f0dfe53f0

  • SHA256

    8667ee877e9bf404171b22b41d0d8ad5578d4e6d6d52f272de89c48f1818bdbe

  • SHA512

    cfdd0ffe792a41d6c3c84c19192d8c05886e3b3d46e8e953e9fb63d0cc5aa7c5cd2da1c5622a2482ebc1a288800c593751f23bd8e550d992bd92d61047296661

  • SSDEEP

    3072:/fPtnpWBsL8t4WMRJpqvCSE70W8eAaV2w:XyskJMrgO7DAO2

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 14 IoCs

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

  • UPX packed file 33 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:800
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:804
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2688
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2824
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2820
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3532
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8667ee877e9bf404171b22b41d0d8ad5578d4e6d6d52f272de89c48f1818bdbe.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1484
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8667ee877e9bf404171b22b41d0d8ad5578d4e6d6d52f272de89c48f1818bdbe.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4564
                      • C:\Users\Admin\AppData\Local\Temp\e57c0fe.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c0fe.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:2156
                      • C:\Users\Admin\AppData\Local\Temp\e57c3ae.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c3ae.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:620
                      • C:\Users\Admin\AppData\Local\Temp\e57dc66.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dc66.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3120
                      • C:\Users\Admin\AppData\Local\Temp\e57dc95.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dc95.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 WriteProcessMemory
                        • System policy modification
                        PID:3700
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3640
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3840
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3932
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4040
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3552
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4168
                            • 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:752
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4076
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2612

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\e57c0fe.exe

                                          Filesize

                                          97KB

                                          MD5

                                          7fc18da31e8666e06cb2fb93c8bc6817

                                          SHA1

                                          8451464add111b0c7152505f097479bf1af2734f

                                          SHA256

                                          483be64240c0619e22eee843d109b84328b2cca14b3309f7a428e1fce0cb4711

                                          SHA512

                                          40e32eb0e35942c8fa33004e10540977adff7e2ce065af5e836296148e8a86c36a86719d7311ba337f1ffa65ce3a3369a7a8e35512193172a28075b80a6b7e33

                                        • C:\Windows\SYSTEM.INI

                                          Filesize

                                          257B

                                          MD5

                                          95cf471333bc5f1dac6049db595aef19

                                          SHA1

                                          e3268c425c29d39ebfda717ca8b94b964826aac7

                                          SHA256

                                          36dc0db5801541e1b993b6c6fbdaeb88ad7c1c16108f3284db8e3e9b65ad563e

                                          SHA512

                                          bd90f94351ce800b2bc9af57aa29b89a7b4cc6a4aa618dfc711a7feb0d771fca9f9c64f1a4f854b5f834adae4547cbea16addde8386c6b16b35c1ea87247a2ad

                                        • memory/620-33-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/620-118-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/620-93-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/620-63-0x00000000004F0000-0x00000000004F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/620-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/620-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/2156-59-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-13-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-32-0x0000000000740000-0x0000000000742000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/2156-28-0x0000000000750000-0x0000000000751000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/2156-20-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/2156-21-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-6-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-114-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/2156-98-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-102-0x0000000000740000-0x0000000000742000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/2156-19-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-18-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-35-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-36-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-37-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-38-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-39-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-41-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-10-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-90-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-55-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-56-0x0000000000740000-0x0000000000742000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/2156-57-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-8-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-60-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-89-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-88-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-9-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-34-0x0000000000740000-0x0000000000742000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/2156-86-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-85-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-84-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-81-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-11-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-74-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-75-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2156-78-0x0000000000860000-0x000000000191A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3120-94-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3120-65-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/3120-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3120-47-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3120-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3120-142-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3700-95-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3700-130-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3700-67-0x0000000000530000-0x0000000000531000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/3700-54-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3700-69-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/3700-159-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/3700-158-0x0000000000B20000-0x0000000001BDA000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/3700-73-0x00000000001C0000-0x00000000001C2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4564-22-0x0000000003FE0000-0x0000000003FE2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4564-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/4564-23-0x0000000004070000-0x0000000004071000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/4564-29-0x0000000003FE0000-0x0000000003FE2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4564-24-0x0000000003FE0000-0x0000000003FE2000-memory.dmp

                                          Filesize

                                          8KB