Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-12-2024 00:33

General

  • Target

    620b0bab5c60ab814d3b5135676626d880f91e56ce692f0689cb90833ca31c76.dll

  • Size

    120KB

  • MD5

    cc0fd9b0d58626d415de6d97a9957a76

  • SHA1

    7f7a010827cd9985d855ece5087eb9d2ca764ccd

  • SHA256

    620b0bab5c60ab814d3b5135676626d880f91e56ce692f0689cb90833ca31c76

  • SHA512

    b8f119f8825a8cf866f5234d37952a0aadb50fdc7ce00e26e43c18ffd23a741e6868c4b3235199702811363ecd7322684a1463e2f545acf12b9afa2f8c0d542d

  • SSDEEP

    3072:HsyCQWozvCVnlaZNW/d8pPzQzxLHbLUC0a:NFCplaRpPMz97LU0

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.

  • Sality family
  • UAC bypass 3 TTPs 1 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 1 IoCs
  • Enumerates connected drives 3 TTPs 15 IoCs

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

  • UPX packed file 36 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 2 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 57 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3016
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3064
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:1408
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3448
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\620b0bab5c60ab814d3b5135676626d880f91e56ce692f0689cb90833ca31c76.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3004
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\620b0bab5c60ab814d3b5135676626d880f91e56ce692f0689cb90833ca31c76.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2916
                      • C:\Users\Admin\AppData\Local\Temp\e57a5a6.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a5a6.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:3056
                      • C:\Users\Admin\AppData\Local\Temp\e57a71d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a71d.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1168
                      • C:\Users\Admin\AppData\Local\Temp\e57c13d.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c13d.exe
                        4⤵
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • System Location Discovery: System Language Discovery
                        PID:4672
                      • C:\Users\Admin\AppData\Local\Temp\e57c14c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c14c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4436
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3572
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3764
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3852
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3916
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4000
                          • 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:1828
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2032
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:2896
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:2904

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e57a5a6.exe

                                      Filesize

                                      97KB

                                      MD5

                                      b49eece445425a0336cc9c2f4e479384

                                      SHA1

                                      a8da18de0b9ca6a9bd359c92abcef4e7bb96e0a3

                                      SHA256

                                      e3a993d0fe81f4566db264c3b7569d43534455562dd0df795cdb747f7a3bba80

                                      SHA512

                                      ec8a82b0e13bb6b3d0ada8a754b7251126e88c93cc4834bdf31e5df2826f73fb77d9ac6dbf6a18414754b302a3fbf61e2438d178ea30d4aa662fdf947978b00e

                                    • memory/1168-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1168-126-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1168-90-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

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

                                      Filesize

                                      4KB

                                    • memory/1168-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1168-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2916-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/2916-13-0x0000000000610000-0x0000000000612000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2916-28-0x0000000000610000-0x0000000000612000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2916-24-0x0000000000610000-0x0000000000612000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2916-14-0x00000000006A0000-0x00000000006A1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2916-50-0x0000000000610000-0x0000000000612000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3056-60-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-6-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-29-0x00000000006B0000-0x00000000006B2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3056-27-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-23-0x00000000006B0000-0x00000000006B2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3056-10-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-8-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-16-0x0000000001C90000-0x0000000001C91000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3056-35-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-36-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-37-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-38-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-39-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-40-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-42-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-43-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3056-122-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3056-33-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-57-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-59-0x00000000006B0000-0x00000000006B2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3056-30-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-61-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-106-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-113-0x00000000006B0000-0x00000000006B2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3056-102-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-95-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-94-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-12-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-11-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-92-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-9-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-76-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-77-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-80-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-81-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-83-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-84-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-85-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-89-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3056-22-0x00000000007C0000-0x000000000187A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4436-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4436-68-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4436-135-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4436-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4436-101-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4436-74-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4672-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4672-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4672-136-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4672-91-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4672-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4672-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4672-131-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4672-137-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                      Filesize

                                      16.7MB