Analysis

  • max time kernel
    122s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/05/2024, 10:16

General

  • Target
    0ba6c143dea468a85bac811af2fd4b6c62a59c3530a15ab0fdd1099ef27edaa8.exe
  • Size 244KB
  • Sample240524-ma4kcade75
  • SHA256 0ba6c143dea468a85bac811af2fd4b6c62a59c3530a15ab0fdd1099ef27edaa8
  • MD5 SHA1 SHA512 SSDEEP

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

  • http://www.klkjwre9fqwieluoi.info/

  • http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 2 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • UPX packed file 35 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:764
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:772
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2524
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2556
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2660
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3344
                  • C:\Users\Admin\AppData\Local\Temp\0ba6c143dea468a85bac811af2fd4b6c62a59c3530a15ab0fdd1099ef27edaa8.exe
                    "C:\Users\Admin\AppData\Local\Temp\0ba6c143dea468a85bac811af2fd4b6c62a59c3530a15ab0fdd1099ef27edaa8.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops autorun.inf file
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4472
                    • C:\Users\Admin\AppData\Local\Temp\0ba6c143dea468a85bac811af2fd4b6c62a59c3530a15ab0fdd1099ef27edaa8mgr.exe
                      C:\Users\Admin\AppData\Local\Temp\0ba6c143dea468a85bac811af2fd4b6c62a59c3530a15ab0fdd1099ef27edaa8mgr.exe
                      3⤵
                      • Executes dropped EXE
                      PID:3512
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 3512 -s 264
                        4⤵
                        • Program crash
                        PID:1368
                    • C:\Users\Admin\AppData\Local\Temp\LRmZyy.exe
                      C:\Users\Admin\AppData\Local\Temp\LRmZyy.exe
                      3⤵
                      • Checks computer location settings
                      • Executes dropped EXE
                      • Drops file in Program Files directory
                      PID:3304
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\220a15d7.bat" "
                        4⤵
                          PID:4976
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                    1⤵
                      PID:3580
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:3772
                      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                        1⤵
                          PID:3916
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:3980
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            1⤵
                              PID:4076
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4044
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4440
                                • 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:3004
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                    1⤵
                                      PID:4000
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:1400
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3512 -ip 3512
                                        1⤵
                                          PID:3452
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:1212
                                          • C:\Windows\System32\RuntimeBroker.exe
                                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                                            1⤵
                                              PID:3456

                                            Network

                                                  MITRE ATT&CK Enterprise v15

                                                  Replay Monitor

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                                                  Downloads

                                                  Uninstall.exe

                                                  • Path C:\Program Files\7-Zip\Uninstall.exe
                                                  • Size 36KB
                                                  • SHA256 fa4851bdaef97811954b872730481d8cf12b983254fdb9439dfcc8e268326139
                                                  • MD5 SHA1 SHA512 SSDEEP

                                                  k2[1].rar

                                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GO42234Z\k2[1].rar
                                                  • Size 4B
                                                  • SHA256 b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c
                                                  • MD5 SHA1 SHA512

                                                  0ba6c143dea468a85bac811af2fd4b6c62a59c3530a15ab0fdd1099ef27edaa8mgr.exe

                                                  • Path C:\Users\Admin\AppData\Local\Temp\0ba6c143dea468a85bac811af2fd4b6c62a59c3530a15ab0fdd1099ef27edaa8mgr.exe
                                                  • Size 105KB
                                                  • SHA256 54282ec29d4993ed6e9972122cfbb70bba4898a21d527bd9e72a166d7ec2fdc0
                                                  • MD5 SHA1 SHA512 SSDEEP

                                                  15223A1D.exe

                                                  • Path C:\Users\Admin\AppData\Local\Temp\15223A1D.exe
                                                  • Size 4B
                                                  • SHA256 9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31
                                                  • MD5 SHA1 SHA512

                                                  220a15d7.bat

                                                  • Path C:\Users\Admin\AppData\Local\Temp\220a15d7.bat
                                                  • Size 187B
                                                  • SHA256 eefe647306afa73f3b3ea015a2a9adda6b795da6cb3e548e1261f28ea7dba877
                                                  • MD5 SHA1 SHA512

                                                  LRmZyy.exe

                                                  • Path C:\Users\Admin\AppData\Local\Temp\LRmZyy.exe
                                                  • Size 15KB
                                                  • SHA256 4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07
                                                  • MD5 SHA1 SHA512 SSDEEP

                                                  cymqm.pif

                                                  • Path F:\cymqm.pif
                                                  • Size 100KB
                                                  • SHA256 15e0f8b2209cfd7515b0cdf942467dac01556775b13985c99cb7def13ce41eb3
                                                  • MD5 SHA1 SHA512 SSDEEP

                                                  memory/3304-33-0x00000000013A0000-0x00000000013A2000-memory.dmp

                                                  memory/3304-29-0x0000000001820000-0x0000000001821000-memory.dmp

                                                  memory/3304-35-0x00000000013A0000-0x00000000013A2000-memory.dmp

                                                  memory/3304-59-0x0000000000070000-0x0000000000079000-memory.dmp

                                                  memory/3304-120-0x00000000013A0000-0x00000000013A2000-memory.dmp

                                                  memory/3304-23-0x0000000000070000-0x0000000000079000-memory.dmp

                                                  memory/3512-20-0x00000000021D0000-0x00000000021D1000-memory.dmp

                                                  memory/3512-27-0x0000000000600000-0x0000000000602000-memory.dmp

                                                  memory/3512-65-0x0000000000600000-0x0000000000602000-memory.dmp

                                                  memory/3512-32-0x0000000000600000-0x0000000000602000-memory.dmp

                                                  memory/3512-5-0x0000000000400000-0x000000000045B000-memory.dmp

                                                  memory/3512-22-0x00000000004A0000-0x00000000004A1000-memory.dmp

                                                  memory/4472-44-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-62-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-17-0x0000000003DE0000-0x0000000003DE2000-memory.dmp

                                                  memory/4472-21-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-18-0x00000000043F0000-0x00000000043F1000-memory.dmp

                                                  memory/4472-34-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-43-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-42-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-0-0x0000000000400000-0x000000000043D000-memory.dmp

                                                  memory/4472-31-0x0000000003DE0000-0x0000000003DE2000-memory.dmp

                                                  memory/4472-47-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-48-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-51-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-52-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-53-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-55-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-56-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-16-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-60-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-26-0x0000000003DE0000-0x0000000003DE2000-memory.dmp

                                                  memory/4472-25-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-69-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-72-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-73-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-75-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-77-0x0000000000400000-0x000000000043D000-memory.dmp

                                                  memory/4472-78-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-79-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-83-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-84-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-24-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-15-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-93-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-98-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-99-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-102-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-103-0x0000000003DE0000-0x0000000003DE2000-memory.dmp

                                                  memory/4472-9-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-14-0x0000000002790000-0x000000000381E000-memory.dmp

                                                  memory/4472-8-0x0000000002790000-0x000000000381E000-memory.dmp