Analysis

  • max time kernel
    33s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-02-2025 17:40

General

  • Target

    824ac242ccded6488f656582e4bd5bf843499029f87e37e2d5991c5146ea22b6.dll

  • Size

    120KB

  • MD5

    4156a0f1100e0ac8d9e0d6e6233b6ff3

  • SHA1

    ac23e0a9eca4d6baa598bf90b11804bb07f6ae54

  • SHA256

    824ac242ccded6488f656582e4bd5bf843499029f87e37e2d5991c5146ea22b6

  • SHA512

    cfbe4d45ced79cc6269911db5c53f02ebcdb5476df5991ee0c1d9362372d6834986942ff216b19ae5757d1162ccbc4efc1e81e7f220e12c1af94f6388b6d855a

  • SSDEEP

    3072:3lG7qv+zsBwQNiM7x5FlvJXe0rYjy3fQHS:4WssBwQx7xVvRrmckS

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 13 IoCs

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

  • UPX packed file 27 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 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 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2408
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2428
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2520
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3492
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\824ac242ccded6488f656582e4bd5bf843499029f87e37e2d5991c5146ea22b6.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2096
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\824ac242ccded6488f656582e4bd5bf843499029f87e37e2d5991c5146ea22b6.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4604
                      • C:\Users\Admin\AppData\Local\Temp\e57aba1.exe
                        C:\Users\Admin\AppData\Local\Temp\e57aba1.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:2768
                      • C:\Users\Admin\AppData\Local\Temp\e57ad38.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ad38.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4176
                      • C:\Users\Admin\AppData\Local\Temp\e57dea8.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dea8.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:2484
                      • C:\Users\Admin\AppData\Local\Temp\e57def6.exe
                        C:\Users\Admin\AppData\Local\Temp\e57def6.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2456
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3636
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3828
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3928
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3996
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4088
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3652
                            • 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:1904
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4488
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:5000
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:1508
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:3852
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:1788

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\e57aba1.exe

                                          Filesize

                                          97KB

                                          MD5

                                          e124a9c104d432cee139d78b9df7292c

                                          SHA1

                                          8d8593cb10a6b217fa09cf73552b44850313a216

                                          SHA256

                                          fe085ee298f41a27613e6b6a9aa51f37cb68398c7641575130a7d097f1ea71b2

                                          SHA512

                                          493469fc8a4bedee0d06d4b782ea011b9b2940f203e5ceb880ab8edf4a120e0d266dfd73fc3c4653ce34871dd1a4beab64b1153c44ec7c0dba3ec2ed85456e76

                                        • C:\Windows\SYSTEM.INI

                                          Filesize

                                          257B

                                          MD5

                                          3031bc229b91e19edc59eebcb5ee6ef3

                                          SHA1

                                          56e3ee7f437339ba5d204fe4268d16e056481c4e

                                          SHA256

                                          d6d4197733e2929d1cb1bec977a811989a8d053744e650b4dbd1b9ee21b8c5a2

                                          SHA512

                                          5621cf38ca1201d78b3ba65e064cc0801adea135a844d58cad20d129ff79b3cdf27f2cb40a44be45afe28b18e7b2e41d08dc4be48a1f455ea53a22b9ab84d561

                                        • memory/2456-156-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/2456-61-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/2484-53-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/2484-157-0x00000000007A0000-0x000000000185A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2484-152-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/2484-98-0x00000000007A0000-0x000000000185A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-38-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-68-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-29-0x00000000019E0000-0x00000000019E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/2768-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/2768-10-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-19-0x00000000019E0000-0x00000000019E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/2768-6-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-11-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-15-0x0000000003BE0000-0x0000000003BE1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/2768-8-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-9-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-32-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-35-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-34-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-36-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-37-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-94-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/2768-39-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-40-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-75-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-73-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-69-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-46-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-27-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-52-0x00000000019E0000-0x00000000019E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/2768-17-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-16-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-62-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-63-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-65-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/2768-67-0x0000000000750000-0x000000000180A000-memory.dmp

                                          Filesize

                                          16.7MB

                                        • memory/4176-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/4176-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4176-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4176-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4176-33-0x0000000000400000-0x0000000000412000-memory.dmp

                                          Filesize

                                          72KB

                                        • memory/4604-51-0x00000000041F0000-0x00000000041F2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4604-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                          Filesize

                                          128KB

                                        • memory/4604-13-0x0000000004280000-0x0000000004281000-memory.dmp

                                          Filesize

                                          4KB

                                        • memory/4604-12-0x00000000041F0000-0x00000000041F2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4604-18-0x00000000041F0000-0x00000000041F2000-memory.dmp

                                          Filesize

                                          8KB

                                        • memory/4604-28-0x00000000041F0000-0x00000000041F2000-memory.dmp

                                          Filesize

                                          8KB