Analysis

  • max time kernel
    100s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2024, 19:14

General

  • Target

    21ed0e4e4255dc4dde953aed7b6656299e9fa01bc1d07b84204712157f0df346N.dll

  • Size

    120KB

  • MD5

    e855c957bc23632b878f7ba9f764d950

  • SHA1

    3c0b0e0f61dd788f08cafe6049bf9c5811d632ee

  • SHA256

    21ed0e4e4255dc4dde953aed7b6656299e9fa01bc1d07b84204712157f0df346

  • SHA512

    eb1345ddea9a78217c26e4b5fab43f312bcbf2d01974331c7303538b7490a3651fbd2a6467b0d3447d4634c34621092097cef1ec36064a7f38a90c079b13c53e

  • SSDEEP

    3072:zUHyMSJl91vcoZ1R98P5Wk4pDg/An+GTxB:zIi945rWDg/A+G

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 7 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 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2468
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2480
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2656
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3568
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\21ed0e4e4255dc4dde953aed7b6656299e9fa01bc1d07b84204712157f0df346N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2220
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\21ed0e4e4255dc4dde953aed7b6656299e9fa01bc1d07b84204712157f0df346N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1416
                      • C:\Users\Admin\AppData\Local\Temp\e57b323.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b323.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:3292
                      • C:\Users\Admin\AppData\Local\Temp\e57b508.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b508.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3492
                      • C:\Users\Admin\AppData\Local\Temp\e57dddd.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dddd.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:3672
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3696
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3868
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3980
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:384
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:2848
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4004
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2176
                              • 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:2664
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:5112

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57b323.exe

                                    Filesize

                                    97KB

                                    MD5

                                    8b7e292ab49f4600c95804e0d399c153

                                    SHA1

                                    f1694b1b39c368d68a144b78a5a973ff4b17b07b

                                    SHA256

                                    2cc4f6e8227a29606550ac81adfddb1ab371699f4eec9b0d2b86d0aab0e548d0

                                    SHA512

                                    13c3d2aefd905fed352d0110f9538090b3544f1ea5c31bdefeaaf1eb28d79403ad8b5127810bac06274264071bd1fb6433cbdc640ccd2fef1bf2a506e6f8ef5c

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    35a19acd4937b37c0680831bb2f07c1e

                                    SHA1

                                    e386e2af14b6b726fbe64521d11f2e02cc52228d

                                    SHA256

                                    e43cf3460699dcc31e7be19e8d95bbdc076250a541a9df55e34ec8e6e91e01cb

                                    SHA512

                                    457de6a3753eddebf0fff22c68507beceb271dd0f7f325e3f7d739b646cf72f9096bff43cf8978edee873e57121ec24313bfddf8c6dca84f39d10cbcdbb065ce

                                  • memory/1416-29-0x0000000000680000-0x0000000000682000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1416-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/1416-47-0x0000000000680000-0x0000000000682000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1416-19-0x0000000000680000-0x0000000000682000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1416-20-0x0000000000730000-0x0000000000731000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1416-24-0x0000000000680000-0x0000000000682000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3292-59-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-38-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-34-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-32-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-30-0x00000000006C0000-0x00000000006C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3292-23-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-27-0x00000000006C0000-0x00000000006C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3292-18-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-22-0x00000000006D0000-0x00000000006D1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3292-11-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-12-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-10-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-8-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-35-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-36-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-37-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3292-84-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3292-9-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-66-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-39-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-28-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-63-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-54-0x00000000006C0000-0x00000000006C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3292-53-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-55-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-56-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-57-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-6-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3292-61-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3492-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3492-85-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3492-86-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3492-89-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3492-41-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3672-52-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3672-90-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3672-95-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3672-116-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3672-93-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3672-117-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB