Analysis

  • max time kernel
    95s
  • max time network
    96s
  • 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 15:15

General

  • Target

    3023c6c4730f42f68856fc8558af778d078cf163935209f96de798ca72a1bb70.dll

  • Size

    120KB

  • MD5

    b058c37d8c1cf21985e70ac22116f4ca

  • SHA1

    c3ab7dc79c52e2a425981981f60f20d14f90480b

  • SHA256

    3023c6c4730f42f68856fc8558af778d078cf163935209f96de798ca72a1bb70

  • SHA512

    6147d0f797b380bb1fbd94311fd155276db728a0e7dc4164c0ccb8259a0d5697b1d70b6821ab6bdeaabdcd6e7bc6aa84e78327b925fc06ede1d21f99b36edcc1

  • SSDEEP

    1536:zW33nb2aQNX9T0QQwVz1AxNaRAW13spw8wCcDhr67MXmB8T2p:zWnnblEtptVKRW1spw8x6h2T82p

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 9 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 21 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 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 28 IoCs

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

  • Drops file in Windows directory 4 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 3 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2672
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2680
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3020
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3456
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3023c6c4730f42f68856fc8558af778d078cf163935209f96de798ca72a1bb70.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4544
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3023c6c4730f42f68856fc8558af778d078cf163935209f96de798ca72a1bb70.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1552
                      • C:\Users\Admin\AppData\Local\Temp\e57b611.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b611.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:2704
                      • C:\Users\Admin\AppData\Local\Temp\e57b779.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b779.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:3312
                      • C:\Users\Admin\AppData\Local\Temp\e57dcd3.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dcd3.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:4808
                      • C:\Users\Admin\AppData\Local\Temp\e57dcf2.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dcf2.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2752
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3596
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3776
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3864
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3924
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4008
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4148
                            • 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:3748
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3324

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57b611.exe

                                  Filesize

                                  97KB

                                  MD5

                                  531cca9074840665ff2b3c3839f15d21

                                  SHA1

                                  d8eeb5209051e2c69eeb884b6ac28e102c095916

                                  SHA256

                                  0f1a5c6aec8b98fcd5b5f582c90e42c86dfa1f747c8b7b0ee2da988115fd9ce1

                                  SHA512

                                  7c7136a58afedbcdc4d3ffd715c6ef6ea89443dd454ef3c27861146b9b7a2a705612db1870a2e53ee0573aa6e2d7e4d3ddd2959a1dec93f59cb9f682b373e2ca

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  f6d1e9ed5cb88881e65705c0a6d7c234

                                  SHA1

                                  2a0ffe33fa6723b05dc9445c312646abac17eb59

                                  SHA256

                                  dadeba640c2a2d8a3bd9eb1a9d9a4e03911e15129bc5208c1a36448df481df4f

                                  SHA512

                                  e513a5d60a58d34b4d265968d1ca5e42240abdc2b1fb03f1305387c3ca7d166160098d08e7b292ac9857a49c87f929e8d7afdacce5387095aec4c29eba2c7cbc

                                • memory/1552-14-0x00000000043E0000-0x00000000043E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1552-48-0x00000000043E0000-0x00000000043E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1552-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/1552-24-0x00000000043E0000-0x00000000043E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1552-30-0x00000000043E0000-0x00000000043E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1552-15-0x0000000004470000-0x0000000004471000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2704-39-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-76-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-25-0x0000000000550000-0x0000000000552000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2704-13-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-23-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-31-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-9-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-27-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-8-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-12-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-11-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-29-0x0000000000550000-0x0000000000552000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2704-33-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-35-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-37-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-36-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-38-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-10-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-6-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2704-100-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2704-81-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-79-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-77-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-17-0x00000000005F0000-0x00000000005F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2704-62-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-73-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-64-0x0000000000550000-0x0000000000552000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2704-72-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-67-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-68-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2704-69-0x0000000000800000-0x00000000018BA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2752-58-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2752-153-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2752-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2752-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3312-59-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3312-53-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3312-54-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3312-112-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3312-125-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3312-126-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4808-56-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4808-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4808-149-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB