Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-01-2025 17:57

General

  • Target

    c8fc6aca77b82633006e03fa6c26dde6dd2ed8180cb913912c2eb8ac5aa8549e.dll

  • Size

    120KB

  • MD5

    2df1902ec0b9fd281028c16468ef04d0

  • SHA1

    54018888ecfa3106606850782f08ac1fe61f7725

  • SHA256

    c8fc6aca77b82633006e03fa6c26dde6dd2ed8180cb913912c2eb8ac5aa8549e

  • SHA512

    be4b517c852ae8eb679bfdfd458cf235d4f4fc2412474cd307cfc721cb4f1a16818710ec41171a00e67158ee9598382f983014af56a3065cacec3b2655aa50b7

  • SSDEEP

    1536:+YY/nIrUhSqRyeVNdijpsqls3O3g+Zjp4G1/huRq4cAZkCkWG7tGU9Ull:+z/nIQSGfcaqxjj5/hSJcAe537tGUWl

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 33 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 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:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2964
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3000
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:692
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3412
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8fc6aca77b82633006e03fa6c26dde6dd2ed8180cb913912c2eb8ac5aa8549e.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4272
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8fc6aca77b82633006e03fa6c26dde6dd2ed8180cb913912c2eb8ac5aa8549e.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4064
                      • C:\Users\Admin\AppData\Local\Temp\e5798e4.exe
                        C:\Users\Admin\AppData\Local\Temp\e5798e4.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:4840
                      • C:\Users\Admin\AppData\Local\Temp\e579a5b.exe
                        C:\Users\Admin\AppData\Local\Temp\e579a5b.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3484
                      • C:\Users\Admin\AppData\Local\Temp\e57b43c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b43c.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2100
                      • C:\Users\Admin\AppData\Local\Temp\e57b44c.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b44c.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2384
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3560
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3752
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3844
                      • 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:4024
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3488
                            • 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:3408
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2256
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2332
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:976

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e5798e4.exe

                                      Filesize

                                      97KB

                                      MD5

                                      ceddb28498fe53787344f3a56669648b

                                      SHA1

                                      55b23bf349c808e2288dc1ad2e1d5d4ec98fac14

                                      SHA256

                                      f8ec9f3e99dec740b1747824caf141799dc7a2e79c5e84c4122a6d51d09086b0

                                      SHA512

                                      c00a90335e4fbd03da495bdfd4e138fca587a036ad770f634c9d1964a1f05b8ad7fdc04d49b7956304065dbba4654bf5dafe949c9fbd145853962d33a612a496

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      cdeb40f11c60a23ca9dab15a45de2aaa

                                      SHA1

                                      ede799a5ffb2af25b13188ab975d4c8bdd4e4317

                                      SHA256

                                      407c8548aa2a5a3e4ab1175cfcf1bb2ac6e43dfc1a4f3d5dfe0f799363129f33

                                      SHA512

                                      6c83d019101224e53984d752d81636b108758c63250c0038087b820805e30ea5d3d74de45fe4c9e22e1a441628b777b1c8a4719db76ba7356f944915725996d1

                                    • memory/2100-96-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2100-154-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2100-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2100-148-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2100-149-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/2100-47-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2100-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2100-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2384-153-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2384-74-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/2384-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/2384-69-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/2384-101-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3484-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3484-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3484-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3484-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3484-95-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3484-124-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4064-14-0x0000000004070000-0x0000000004071000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4064-13-0x0000000003FE0000-0x0000000003FE2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4064-23-0x0000000003FE0000-0x0000000003FE2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4064-19-0x0000000003FE0000-0x0000000003FE2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4064-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/4064-53-0x0000000003FE0000-0x0000000003FE2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4840-57-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-81-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-42-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-40-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-39-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-38-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-59-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4840-60-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-61-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-37-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-36-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-35-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-6-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-8-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-16-0x0000000001A80000-0x0000000001A81000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4840-10-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-21-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-75-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-76-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-43-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-82-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-84-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-85-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-88-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-24-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4840-12-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-97-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-100-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-18-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-120-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/4840-30-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-116-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-110-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4840-33-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4840-17-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-11-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-9-0x0000000000800000-0x00000000018BA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4840-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB