Analysis

  • max time kernel
    92s
  • 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
    17-12-2024 01:22

General

  • Target

    bdb523b041aa9274a415a332ac5fafab1be9b16813b00c5cf7e633b4e4b3b318N.dll

  • Size

    120KB

  • MD5

    77c45cc84eb6e49f138492b5a5553880

  • SHA1

    89f85c292ac68b51a62f7b704a7d731d32ec68f3

  • SHA256

    bdb523b041aa9274a415a332ac5fafab1be9b16813b00c5cf7e633b4e4b3b318

  • SHA512

    66e53e0d43a84e640b0bc6d1236bd6fdd3febe30046a1017ae12a68ff0791b64c9cfd37cb3dc7d4d672371423eb6d2c758ec866bff7176ba0f6723cb9db7b6aa

  • SSDEEP

    1536:Kb0z4LBLw+XWZV5AAsjEZDEQIJa6Q2lo9tsjofkp9VQPf+kkwc4L/iSzkZsE:Kb9w++V5+QIPQmoXtw9VWf+JqD

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 3 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 17 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 4 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:796
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2832
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2996
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2920
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3404
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\bdb523b041aa9274a415a332ac5fafab1be9b16813b00c5cf7e633b4e4b3b318N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:816
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\bdb523b041aa9274a415a332ac5fafab1be9b16813b00c5cf7e633b4e4b3b318N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4592
                      • C:\Users\Admin\AppData\Local\Temp\e57b8a1.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b8a1.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:1460
                      • C:\Users\Admin\AppData\Local\Temp\e57ba18.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ba18.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3572
                      • C:\Users\Admin\AppData\Local\Temp\e57d428.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d428.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:3552
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3576
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3772
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3860
                      • 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:4028
                          • 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:1664
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:792

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57b8a1.exe

                                  Filesize

                                  97KB

                                  MD5

                                  6a2577d17063c94856c7cbd830a22c77

                                  SHA1

                                  29abbef09983c43e34f4bbae7831902915df50e2

                                  SHA256

                                  37404b927836311e88d15bc61b8f51400b8aee75daf5115630464c54b7f4298a

                                  SHA512

                                  45ffe35d41ee5356bbf96611f560b41b7ad83561012e22b626b16da888d272b63eb3421f6c80756578aeb4425094167ce4c2de04ec3e5fdd077d926f1a0e51a7

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  d97eda9bd9552cc08e4ff03d000600c9

                                  SHA1

                                  bafe8d1d9afd0f7ac1479c52af81ac1c5a906de1

                                  SHA256

                                  7ad1e0583c58507d0b21fd1a6a7c5911eb0fa10d380ec8f33ba5c1e06bd5ec86

                                  SHA512

                                  117f2aa2a2f318324dd35c583d937dccb5bbfe36185edf52720753458ad1701cf14d09cc9ad8729a679c75da1b489333c3ac8c8fe4d3bbf4ac9e0fdac6393a7c

                                • memory/1460-50-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-31-0x0000000001A70000-0x0000000001A72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1460-11-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-6-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-12-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-13-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-55-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-14-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-24-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1460-29-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-107-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1460-18-0x00000000040F0000-0x00000000040F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1460-28-0x0000000001A70000-0x0000000001A72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1460-10-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-8-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-95-0x0000000001A70000-0x0000000001A72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1460-88-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-34-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-56-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-36-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-37-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-38-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-39-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-41-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-42-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-87-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-84-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-54-0x0000000001A70000-0x0000000001A72000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1460-9-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-35-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-82-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-79-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-76-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-75-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-72-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-71-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-66-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1460-67-0x00000000007A0000-0x000000000185A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-155-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3552-86-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3552-61-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3552-63-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3552-156-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3552-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3552-51-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3552-119-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3572-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3572-62-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3572-123-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3572-59-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3572-85-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4592-15-0x0000000000DF0000-0x0000000000DF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4592-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4592-16-0x0000000000E00000-0x0000000000E01000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4592-27-0x0000000000DF0000-0x0000000000DF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4592-30-0x0000000000DF0000-0x0000000000DF2000-memory.dmp

                                  Filesize

                                  8KB