Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2024, 22:42

General

  • Target

    afdd32086e35d7c9f209360f6253e9838745eb0dedaa610ec013e5e345ac8f7fN.dll

  • Size

    120KB

  • MD5

    4a4b6804f269588afb5c76c4a5245300

  • SHA1

    b00c26c89a2b28e42a9dc8cdcf2990bd1ec48b4f

  • SHA256

    afdd32086e35d7c9f209360f6253e9838745eb0dedaa610ec013e5e345ac8f7f

  • SHA512

    5cab19b04195c6fcd9c9c2c56f59024dc5f86201f29c264bd771f040e6487532ce10c795ef3407c9806f097ee708c1951c850ee831e0c75d595fedb931f965a5

  • SSDEEP

    1536:1NDpJwXf4+dU5ia8IsBwen/OoerqVkCNrXKWk7Z4BH2dXXbnhRVFtfBKndnri0no:TrwXf4TgVqe/NHiCp6W0S92FLnNTSPS

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 34 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 54 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:808
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:388
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2676
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2760
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2352
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\afdd32086e35d7c9f209360f6253e9838745eb0dedaa610ec013e5e345ac8f7fN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3712
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\afdd32086e35d7c9f209360f6253e9838745eb0dedaa610ec013e5e345ac8f7fN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4780
                      • C:\Users\Admin\AppData\Local\Temp\e57af5a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57af5a.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:2524
                      • C:\Users\Admin\AppData\Local\Temp\e57b035.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b035.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4288
                      • C:\Users\Admin\AppData\Local\Temp\e57cab2.exe
                        C:\Users\Admin\AppData\Local\Temp\e57cab2.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4932
                      • C:\Users\Admin\AppData\Local\Temp\e57cad2.exe
                        C:\Users\Admin\AppData\Local\Temp\e57cad2.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:5048
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3556
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3840
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3900
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3996
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3684
                            • 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:4576
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4660

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57af5a.exe

                                  Filesize

                                  97KB

                                  MD5

                                  536db048778b33d964e59fb16fdfdc57

                                  SHA1

                                  50fdbe4406a322db85527cf17c1daa46bd5adc2a

                                  SHA256

                                  b23ae1758d14eba0cdc3696be28039a0bfdc3553ff6c5a063f1938f519b20693

                                  SHA512

                                  9aa461eda3eafa0979eb03c78dda5c248913da24d27003af8b26ccbfcb5f7b99bc13392afb431776a21431d9ce2a7c65b3ed7f9f8022771058653760cd3503bf

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  1ae5f89a22200b445bcd0ab45bbacf35

                                  SHA1

                                  5085e6b1c16a6aed8195fbf0df50a49a3f0bdbb1

                                  SHA256

                                  170f80fe8e945e4061fbf5957280f7cac10688dd00dceb8f3bbda8d637d1aec2

                                  SHA512

                                  8e75d4ca79196c61708c7328b170ddb87a6894f484bbe7599754d25c3ce2a906a0a13be26ce7273ac5eb679f5ed453431bf94c908640d2f954fd154d4d00cffd

                                • memory/2524-59-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-75-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-6-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-15-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2524-10-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-17-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2524-8-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-113-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2524-14-0x0000000001B40000-0x0000000001B41000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2524-106-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2524-92-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-16-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-22-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-34-0x0000000001B30000-0x0000000001B32000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2524-31-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-21-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-29-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-32-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-36-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-35-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-37-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-38-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-39-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-41-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-42-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-54-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-91-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-9-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-58-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-90-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-86-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-82-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-83-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-81-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-79-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-77-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2524-73-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4288-117-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4288-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4288-62-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4288-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4288-88-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4780-18-0x0000000001480000-0x0000000001482000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4780-12-0x0000000001490000-0x0000000001491000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4780-30-0x0000000001480000-0x0000000001482000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4780-11-0x0000000001480000-0x0000000001482000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4780-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4932-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4932-93-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4932-65-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4932-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4932-144-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/5048-94-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5048-68-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/5048-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/5048-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5048-137-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/5048-146-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/5048-147-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                  Filesize

                                  16.7MB