Analysis

  • max time kernel
    33s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 23:43

General

  • Target

    a9ba38b98e506ebe72697420ba9474de03cefbf67a368d8383975e801c46f61c.dll

  • Size

    120KB

  • MD5

    6e9755d2725f5d54ff7015e406c4b7cd

  • SHA1

    9a93d85e9a506341bc65be7d18956a88be3c7bf0

  • SHA256

    a9ba38b98e506ebe72697420ba9474de03cefbf67a368d8383975e801c46f61c

  • SHA512

    0e961a6b52533d223459cc03e73af277b439b4f76e3c5fe70915be944a81e1441f5ebd04f58df6439b1b16b13a7a96bb071eb48a0799a71f3a8bc9610c7491f4

  • SSDEEP

    1536:kevW5nAOIu8sSfL6DcNvFmXXyTp+o1Hk5Utt8funBoAp13Uxy5Nn6C:bvW5n7CftIe58at8fmoArUWNnP

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 12 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 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 63 IoCs
  • System policy modification 1 TTPs 2 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:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2780
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2868
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2984
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3456
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9ba38b98e506ebe72697420ba9474de03cefbf67a368d8383975e801c46f61c.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3824
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9ba38b98e506ebe72697420ba9474de03cefbf67a368d8383975e801c46f61c.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1512
                      • C:\Users\Admin\AppData\Local\Temp\e576b4d.exe
                        C:\Users\Admin\AppData\Local\Temp\e576b4d.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:1492
                      • C:\Users\Admin\AppData\Local\Temp\e576cf2.exe
                        C:\Users\Admin\AppData\Local\Temp\e576cf2.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1016
                      • C:\Users\Admin\AppData\Local\Temp\e579e53.exe
                        C:\Users\Admin\AppData\Local\Temp\e579e53.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:3620
                • 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:3760
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3848
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3912
                        • 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:3972
                            • 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:4452
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4908

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e576b4d.exe

                                  Filesize

                                  97KB

                                  MD5

                                  5c55c78edb1e4063c9104a4fc3eb2d2a

                                  SHA1

                                  ac8a23fb425d7b9fee71dec1689d1dcf1b544c8c

                                  SHA256

                                  7ceaa1a5387f155b272bd67973fd2764877365099ae1badd7171a5f7ff420327

                                  SHA512

                                  dec0ffe7b020c1aa8c0cdac8d9cc935cfbf1c0e01a9542d22c007c604743af326eb2ba9871c65625cb470b74adb9febb1184c8105ff357965a9ee85764b08b52

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  ae2661aa89949bc097f597ff3b59e845

                                  SHA1

                                  ae6d9a9d483b28a7e1956478ee7f71e2cfbb44b0

                                  SHA256

                                  44adad2e43aee2b9a5ec47b710000178a17547c7dcbca9a5fe7dbd42dd6101e4

                                  SHA512

                                  2f875b0d9c1eca654cad2936b0799cf3d8b197d26d08ee4e5da583173bd02eff979706290fa80c7af2baa288327c1cdedb4b93d50a9fa61205df8cfed5c79697

                                • memory/1016-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1016-93-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1016-89-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1016-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1016-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1016-43-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1492-39-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-67-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-23-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-27-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-33-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-34-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-12-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-11-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1492-6-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-71-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-7-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-25-0x0000000000640000-0x0000000000641000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1492-35-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-36-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-37-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-38-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-88-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1492-40-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-28-0x0000000000630000-0x0000000000632000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1492-10-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-9-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-46-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-47-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-31-0x0000000000630000-0x0000000000632000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1492-57-0x0000000000630000-0x0000000000632000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1492-58-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-59-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-62-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-64-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1492-66-0x0000000000890000-0x000000000194A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1512-15-0x0000000000DF0000-0x0000000000DF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1512-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/1512-26-0x0000000000DF0000-0x0000000000DF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1512-13-0x0000000000DF0000-0x0000000000DF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1512-14-0x0000000001380000-0x0000000001381000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1512-48-0x0000000000DF0000-0x0000000000DF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3620-94-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3620-110-0x0000000004370000-0x0000000004371000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3620-109-0x0000000003A20000-0x0000000003A22000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3620-125-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3620-127-0x0000000003A20000-0x0000000003A22000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3620-149-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3620-150-0x0000000000780000-0x000000000183A000-memory.dmp

                                  Filesize

                                  16.7MB