Analysis

  • max time kernel
    46s
  • max time network
    47s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-03-2024 22:34

Errors

Reason
Machine shutdown

General

  • Target

    5de4db7670dd11f2f3e1873fe5a87349c2676739912fd92b671fa1432d4461f5.exe

  • Size

    50KB

  • MD5

    381da20afb7a5cfd4c7574faea82da3a

  • SHA1

    34458e430b147540a508474e6531016540bb4bf0

  • SHA256

    5de4db7670dd11f2f3e1873fe5a87349c2676739912fd92b671fa1432d4461f5

  • SHA512

    974258bb044869ceb6cc90062f1d10e8586a945cc87b106971d98686d50d43e95f41781be81e06161acd1c9d3fdac8229b02157311d13c0e8839411d3bf97451

  • SSDEEP

    768:LZ+Zxe90i19C92eocaWTmNtY6coZOu5dGcTYKBZUkhkPZoMi/M6rm0ZO:LaiZ19C92eocaWTKtNJZOu5EFgZHQ816

Malware Config

Signatures

  • Modifies boot configuration data using bcdedit 1 TTPs 10 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Modifies data under HKEY_USERS 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2836
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
      1⤵
        PID:2920
      • C:\Windows\system32\taskhostw.exe
        taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
        1⤵
          PID:3080
        • C:\Windows\Explorer.EXE
          C:\Windows\Explorer.EXE
          1⤵
            PID:3496
            • C:\Users\Admin\AppData\Local\Temp\5de4db7670dd11f2f3e1873fe5a87349c2676739912fd92b671fa1432d4461f5.exe
              "C:\Users\Admin\AppData\Local\Temp\5de4db7670dd11f2f3e1873fe5a87349c2676739912fd92b671fa1432d4461f5.exe"
              2⤵
              • Checks computer location settings
              • Suspicious use of WriteProcessMemory
              PID:2180
              • C:\Users\Admin\AppData\Local\Temp\lcm.exe
                "C:\Users\Admin\AppData\Local\Temp\lcm.exe"
                3⤵
                • Checks computer location settings
                • Executes dropped EXE
                • Suspicious use of WriteProcessMemory
                PID:1960
                • C:\Users\Admin\AppData\Local\Temp\lsias.exe
                  "C:\Users\Admin\AppData\Local\Temp\lsias.exe"
                  4⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:1196
                  • C:\Users\Admin\AppData\Local\Temp\Ijle\ahweko.exe
                    "C:\Users\Admin\AppData\Local\Temp\Ijle\ahweko.exe"
                    5⤵
                    • Drops file in Drivers directory
                    • Executes dropped EXE
                    • Adds Run key to start application
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    PID:2688
                    • C:\Windows\SYSTEM32\bcdedit.exe
                      bcdedit.exe -set TESTSIGNING ON
                      6⤵
                      • Modifies boot configuration data using bcdedit
                      PID:2188
                    • C:\Windows\SYSTEM32\bcdedit.exe
                      bcdedit.exe -set TESTSIGNING ON
                      6⤵
                      • Modifies boot configuration data using bcdedit
                      PID:1084
                    • C:\Windows\SYSTEM32\bcdedit.exe
                      bcdedit.exe -set TESTSIGNING ON
                      6⤵
                      • Modifies boot configuration data using bcdedit
                      PID:4728
                    • C:\Windows\SYSTEM32\bcdedit.exe
                      bcdedit.exe -set TESTSIGNING ON
                      6⤵
                      • Modifies boot configuration data using bcdedit
                      PID:508
                    • C:\Windows\SYSTEM32\bcdedit.exe
                      bcdedit.exe -set TESTSIGNING ON
                      6⤵
                      • Modifies boot configuration data using bcdedit
                      PID:2396
                    • C:\Windows\SYSTEM32\bcdedit.exe
                      bcdedit.exe -set TESTSIGNING ON
                      6⤵
                      • Modifies boot configuration data using bcdedit
                      PID:3388
                    • C:\Windows\SYSTEM32\bcdedit.exe
                      bcdedit.exe -set TESTSIGNING ON
                      6⤵
                      • Modifies boot configuration data using bcdedit
                      PID:1908
                    • C:\Windows\SYSTEM32\bcdedit.exe
                      bcdedit.exe -set TESTSIGNING ON
                      6⤵
                      • Modifies boot configuration data using bcdedit
                      PID:1184
                    • C:\Windows\SYSTEM32\bcdedit.exe
                      bcdedit.exe -set TESTSIGNING ON
                      6⤵
                      • Modifies boot configuration data using bcdedit
                      PID:720
                    • C:\Windows\SYSTEM32\bcdedit.exe
                      bcdedit.exe -set TESTSIGNING ON
                      6⤵
                      • Modifies boot configuration data using bcdedit
                      PID:4852
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\WBE3847.bat"
                    5⤵
                      PID:2404
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 1196 -s 796
                      5⤵
                      • Program crash
                      PID:1220
            • C:\Windows\system32\svchost.exe
              C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
              1⤵
                PID:3612
              • C:\Windows\system32\DllHost.exe
                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                1⤵
                  PID:3816
                • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                  1⤵
                    PID:3908
                  • C:\Windows\System32\RuntimeBroker.exe
                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                    1⤵
                      PID:3972
                    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                      1⤵
                        PID:4060
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3508
                        • 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:3228
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3652
                            • C:\Windows\system32\backgroundTaskHost.exe
                              "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
                              1⤵
                                PID:3928
                              • C:\Windows\system32\backgroundTaskHost.exe
                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                1⤵
                                  PID:1840
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:3568
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:4948
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:2004
                                      • C:\Windows\System32\wuapihost.exe
                                        C:\Windows\System32\wuapihost.exe -Embedding
                                        1⤵
                                          PID:2044
                                        • C:\Windows\SysWOW64\WerFault.exe
                                          C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1196 -ip 1196
                                          1⤵
                                            PID:1308
                                          • C:\Windows\system32\LogonUI.exe
                                            "LogonUI.exe" /flags:0x4 /state0:0xa3957055 /state1:0x41c64e6d
                                            1⤵
                                            • Modifies data under HKEY_USERS
                                            • Suspicious use of SetWindowsHookEx
                                            PID:2396
                                          • C:\Windows\system32\backgroundTaskHost.exe
                                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                            1⤵
                                              PID:4504

                                            Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            • C:\Users\Admin\AppData\Local\Temp\Ijle\ahweko.exe

                                              Filesize

                                              593KB

                                              MD5

                                              099b0c5fc2af83e084992921f23cbdc6

                                              SHA1

                                              d36d4e6d4b9f36062f98482d0122df4108c3564a

                                              SHA256

                                              d06016bad24f81d2feaa6ea03626c0d2f6a731c06ff55421d258ad7c1c979792

                                              SHA512

                                              04f2625ff11c7606515fd7b47b0b13e1a0a2f09d8acea8a499436ecc4fc050d3cc8e504ef83719fe3e249de505798beac6321a9dc5deb3452c487a7047df0609

                                            • C:\Users\Admin\AppData\Local\Temp\WBE3847.bat

                                              Filesize

                                              185B

                                              MD5

                                              1ca7c65e40f7fa6e83c94a0451dbb89f

                                              SHA1

                                              d8317600278e474559924727c1afd127fa600811

                                              SHA256

                                              b4c39c651ea9edb140e645b521edf013205972991d7c0f3c08c03b5d6d22230e

                                              SHA512

                                              751f9eee985e9d5609b6ee72b9e75b11d2142e905a21d8c251f4f0a3896903b80ca691fca210eb1a69aa62d010b51304f8781d404daa627071e4331605b65c00

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

                                              Filesize

                                              50KB

                                              MD5

                                              a3f062366e42df2ce2fbd7f73fb0c47c

                                              SHA1

                                              0f2f2277e12da12f21b7bf32c1716854a955c102

                                              SHA256

                                              9d5259b14ef67de963442801822d598c722667010d0c835847508b9b8aa3b50e

                                              SHA512

                                              9e6ac17121236129692d86d6a250e556459e013dba8e2df0b1d5c46d1b30caacde08df13269820d00651a97d931dcb8e035c8132dba87a12713b057ededc5077

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

                                              Filesize

                                              593KB

                                              MD5

                                              b765fa6dafe847a21badd35b2db70ce0

                                              SHA1

                                              8de082342547052dbe43bf9d9df0ec5fc4586eb9

                                              SHA256

                                              b943dea63930db983b6d4524dbecf76bc94ece24bc68ee69a658c3e05164ffb9

                                              SHA512

                                              4ccdc9bad6e957f5df3f7ccb3cd11085b44fa234334dacbf042ec942ed67b244178681426f85d38d7ca4c5583d5b546a5c43ba6d6c098d5f63522ed06c99c674

                                            • memory/1196-65-0x0000000000400000-0x000000000046D000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/1196-44-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/1196-21-0x0000000000400000-0x000000000046D000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/1196-25-0x0000000000400000-0x000000000046D000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/1196-19-0x0000000000400000-0x0000000000499000-memory.dmp

                                              Filesize

                                              612KB

                                            • memory/1196-47-0x0000000002250000-0x00000000022BD000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/1196-46-0x0000000002250000-0x00000000022BD000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/1196-38-0x0000000002250000-0x00000000022BD000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/1196-42-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/1196-39-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/1196-43-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/1196-41-0x0000000002250000-0x00000000022BD000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/1196-40-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/1196-20-0x0000000000520000-0x0000000000521000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/1196-45-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/1960-9-0x0000000000400000-0x0000000000407000-memory.dmp

                                              Filesize

                                              28KB

                                            • memory/2180-0-0x0000000000400000-0x0000000000407000-memory.dmp

                                              Filesize

                                              28KB

                                            • memory/2404-60-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/2404-63-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/2404-66-0x0000000001360000-0x00000000013CD000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/2404-57-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/2404-58-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/2404-59-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/2404-64-0x0000000001360000-0x00000000013CD000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/2404-61-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/2404-62-0x000000006FFF0000-0x0000000070000000-memory.dmp

                                              Filesize

                                              64KB

                                            • memory/2404-52-0x0000000001360000-0x00000000013CD000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/2688-50-0x0000000000400000-0x000000000046D000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/2688-37-0x0000000000480000-0x0000000000486000-memory.dmp

                                              Filesize

                                              24KB

                                            • memory/2688-51-0x0000000000400000-0x000000000046D000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/2688-31-0x0000000000400000-0x0000000000499000-memory.dmp

                                              Filesize

                                              612KB

                                            • memory/2688-68-0x0000000000400000-0x000000000046D000-memory.dmp

                                              Filesize

                                              436KB

                                            • memory/2688-69-0x0000000000400000-0x0000000000499000-memory.dmp

                                              Filesize

                                              612KB

                                            • memory/2688-70-0x0000000000480000-0x0000000000486000-memory.dmp

                                              Filesize

                                              24KB

                                            • memory/2688-72-0x0000000000400000-0x000000000046D000-memory.dmp

                                              Filesize

                                              436KB