Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2024, 20:46

General

  • Target

    572d3d13e8fb670313b0420cecb3ab45b7f5bdfc35e447b8a75a9332e0c16b38.dll

  • Size

    120KB

  • MD5

    ed4e06260325d801cf676e397ef6cc05

  • SHA1

    1e9c1f24169eb0b377dbe1fa8f429980497017cc

  • SHA256

    572d3d13e8fb670313b0420cecb3ab45b7f5bdfc35e447b8a75a9332e0c16b38

  • SHA512

    9867db36ec3f36caef3fb5fd79746e556e90fb543727299f2682555e1d47b2ac34d110214b2a3f5f7a9e04dec37f131d7d612429c2c87191a63c163398a82bed

  • SSDEEP

    3072:zUHyMSJl91vcoZ1R98P5Wk4pDg/An+GTxBJ:zIi945rWDg/A+GJ

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 10 IoCs

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

  • UPX packed file 30 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 3 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:756
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:760
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2956
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2964
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3060
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\572d3d13e8fb670313b0420cecb3ab45b7f5bdfc35e447b8a75a9332e0c16b38.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1848
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\572d3d13e8fb670313b0420cecb3ab45b7f5bdfc35e447b8a75a9332e0c16b38.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2248
                      • 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:2160
                      • C:\Users\Admin\AppData\Local\Temp\e579a6b.exe
                        C:\Users\Admin\AppData\Local\Temp\e579a6b.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4592
                      • C:\Users\Admin\AppData\Local\Temp\e57bd16.exe
                        C:\Users\Admin\AppData\Local\Temp\e57bd16.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
                        • System policy modification
                        PID:5036
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3564
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3756
                    • 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:3940
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4012
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3152
                            • 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:816
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4176
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4968

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

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

                                    Filesize

                                    97KB

                                    MD5

                                    8b7e292ab49f4600c95804e0d399c153

                                    SHA1

                                    f1694b1b39c368d68a144b78a5a973ff4b17b07b

                                    SHA256

                                    2cc4f6e8227a29606550ac81adfddb1ab371699f4eec9b0d2b86d0aab0e548d0

                                    SHA512

                                    13c3d2aefd905fed352d0110f9538090b3544f1ea5c31bdefeaaf1eb28d79403ad8b5127810bac06274264071bd1fb6433cbdc640ccd2fef1bf2a506e6f8ef5c

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    cdeb40f11c60a23ca9dab15a45de2aaa

                                    SHA1

                                    ede799a5ffb2af25b13188ab975d4c8bdd4e4317

                                    SHA256

                                    407c8548aa2a5a3e4ab1175cfcf1bb2ac6e43dfc1a4f3d5dfe0f799363129f33

                                    SHA512

                                    6c83d019101224e53984d752d81636b108758c63250c0038087b820805e30ea5d3d74de45fe4c9e22e1a441628b777b1c8a4719db76ba7356f944915725996d1

                                  • memory/2160-71-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-75-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-8-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-10-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-12-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-30-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2160-27-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2160-26-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-28-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2160-13-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-19-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-78-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-23-0x0000000001AC0000-0x0000000001AC1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2160-97-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2160-90-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-11-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-108-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2160-32-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-36-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-37-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-38-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-39-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-40-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-76-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-74-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-50-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-72-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-9-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-65-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-67-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-66-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-57-0x00000000005F0000-0x00000000005F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2160-63-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-60-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2160-61-0x0000000000800000-0x00000000018BA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2248-44-0x0000000003E20000-0x0000000003E22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2248-29-0x0000000003E20000-0x0000000003E22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2248-21-0x0000000004440000-0x0000000004441000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2248-24-0x0000000003E20000-0x0000000003E22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2248-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2248-20-0x0000000003E20000-0x0000000003E22000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4592-58-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4592-84-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4592-86-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4592-52-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4592-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4592-89-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4592-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5036-59-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5036-49-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5036-85-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5036-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/5036-54-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5036-132-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5036-133-0x0000000000BC0000-0x0000000001C7A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5036-134-0x0000000000BC0000-0x0000000001C7A000-memory.dmp

                                    Filesize

                                    16.7MB