Analysis

  • max time kernel
    93s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 00:44

General

  • Target

    436b0655bc4f944529ae2e0285d12d2ff6c360030926185da6227a36251a0b5f.dll

  • Size

    120KB

  • MD5

    32733b923780ffe49fdd41704bfe8de6

  • SHA1

    5a7bca71f8bd649c87539f8271dc54ea0c897289

  • SHA256

    436b0655bc4f944529ae2e0285d12d2ff6c360030926185da6227a36251a0b5f

  • SHA512

    d85c66784e0a2011ae5553491ffe886fff1822f0430e7a520981ade55d408e014e39bcb0bdd9b6c3e4ee3fa7245d2090e9b6323b4b520f5b5a5598e1b55a3270

  • SSDEEP

    3072:2vpALNdy5WfswwJqeE0V9Fc0K1cDXW4CbOiqt:8pONkUsjzxnKaXW4OOnt

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 13 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 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:764
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:772
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2504
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2524
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2632
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3388
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\436b0655bc4f944529ae2e0285d12d2ff6c360030926185da6227a36251a0b5f.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:220
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\436b0655bc4f944529ae2e0285d12d2ff6c360030926185da6227a36251a0b5f.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4736
                      • C:\Users\Admin\AppData\Local\Temp\e5758ce.exe
                        C:\Users\Admin\AppData\Local\Temp\e5758ce.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:1488
                      • C:\Users\Admin\AppData\Local\Temp\e575a45.exe
                        C:\Users\Admin\AppData\Local\Temp\e575a45.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4664
                      • C:\Users\Admin\AppData\Local\Temp\e5780e8.exe
                        C:\Users\Admin\AppData\Local\Temp\e5780e8.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4832
                      • C:\Users\Admin\AppData\Local\Temp\e578117.exe
                        C:\Users\Admin\AppData\Local\Temp\e578117.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:2432
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3508
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3708
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3804
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3864
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3952
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3552
                            • 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:1772
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2940
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2556

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e5758ce.exe

                                    Filesize

                                    97KB

                                    MD5

                                    b003f4eb413a5202d0e8bf1e5086ff3c

                                    SHA1

                                    7077598c253e5e8169f2b69edeacbe76e330058e

                                    SHA256

                                    ef2270da5ed7bd5fd9b031880c97f1de7c1be1723326a169370a0fe45be77212

                                    SHA512

                                    626f74dfbc6994c216a86e7115c82d311081f76ca1cf63928111f95c3d3a41b28078434a20c3dea024317ffe3853b8be1b772ff202dcce01fd649b451a156660

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    86db2b2fd4d5f45d6b03c90ac6cc7234

                                    SHA1

                                    a9bde9bda7c8c47bf486eb8d368ab82eb92c1853

                                    SHA256

                                    a7452df47912ab738a4d985758e053d2e696a5bf7c8dd352a51f00fda6189d92

                                    SHA512

                                    de5e7cb7ef48f0a88388f750f5cb6f67dcb43c3b9ba3713a7b3d5c16c97f0ab150fb0d8006df7ee8a8c080d131d1c383a2821ca1237576d8da2b5b9a0e44a4d9

                                  • memory/1488-34-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-9-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-8-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-35-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-10-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-38-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-26-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-37-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-33-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-13-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-30-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1488-12-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1488-17-0x0000000003E70000-0x0000000003E71000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1488-72-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-28-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1488-11-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-84-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-74-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-36-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-6-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-27-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-71-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-39-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-41-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-69-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-68-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-103-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1488-87-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-75-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-79-0x0000000000750000-0x000000000180A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1488-58-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1488-93-0x00000000037A0000-0x00000000037A2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2432-160-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2432-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2432-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2432-65-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2432-54-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2432-109-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2432-161-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2432-110-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4664-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4664-76-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4664-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4664-56-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4664-108-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4736-15-0x0000000001630000-0x0000000001631000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4736-14-0x0000000001460000-0x0000000001462000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4736-29-0x0000000001460000-0x0000000001462000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4736-18-0x0000000001460000-0x0000000001462000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4736-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4832-62-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4832-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4832-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4832-140-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4832-60-0x0000000000460000-0x0000000000461000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4832-82-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB