Analysis

  • max time kernel
    159s
  • max time network
    181s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 17:53

General

  • Target

    1278d28900aa2365dee77d6e421c76175c653b624e48521ace51c7b6af3c4173.exe

  • Size

    653KB

  • MD5

    88049ef487b421c89a7c57f7cd030747

  • SHA1

    31e8a574df10db1650a47fb7f95f69dfa89ec72a

  • SHA256

    1278d28900aa2365dee77d6e421c76175c653b624e48521ace51c7b6af3c4173

  • SHA512

    45938d26e9b5778aee4b2e53d44daed85137ebacd536d333bc4c01e7651497ece758b2123df6db9998073ce59c55955ffe72acfb0f75aedb2b0f4b72c5ef5f87

  • SSDEEP

    12288:V9qry/CuKAUokVqrT+jjJK2B8qCYm4xrlVHs82:+rKeVUT+jjJb8qCGZVHo

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

  • ISR Stealer

    ISR Stealer is a modified version of Hackhound Stealer written in visual basic.

  • ISR Stealer payload 9 IoCs
  • Modifies firewall policy service 2 TTPs 9 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • Nirsoft 4 IoCs
  • UPX packed file 25 IoCs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 39 IoCs

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

  • Drops autorun.inf file 1 TTPs 1 IoCs

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

  • Suspicious use of SetThreadContext 7 IoCs
  • Drops file in Program Files directory 8 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:792
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:1016
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        1⤵
          PID:800
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2708
          • C:\Windows\System32\RuntimeBroker.exe
            C:\Windows\System32\RuntimeBroker.exe -Embedding
            1⤵
              PID:3412
            • C:\Windows\system32\backgroundTaskHost.exe
              "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
              1⤵
                PID:4104
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:4628
                • C:\Windows\System32\RuntimeBroker.exe
                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                  1⤵
                    PID:3652
                  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                    1⤵
                      PID:3488
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3344
                      • C:\Windows\system32\DllHost.exe
                        C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                        1⤵
                          PID:3256
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                          1⤵
                            PID:2892
                          • C:\Windows\Explorer.EXE
                            C:\Windows\Explorer.EXE
                            1⤵
                              PID:764
                              • C:\Users\Admin\AppData\Local\Temp\1278d28900aa2365dee77d6e421c76175c653b624e48521ace51c7b6af3c4173.exe
                                "C:\Users\Admin\AppData\Local\Temp\1278d28900aa2365dee77d6e421c76175c653b624e48521ace51c7b6af3c4173.exe"
                                2⤵
                                • Suspicious use of SetThreadContext
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious use of AdjustPrivilegeToken
                                • Suspicious use of WriteProcessMemory
                                PID:736
                                • C:\Windows\SysWOW64\CMD.exe
                                  "CMD"
                                  3⤵
                                    PID:3864
                                    • C:\Windows\System32\Conhost.exe
                                      \??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
                                      4⤵
                                        PID:3688
                                    • C:\Windows\SysWOW64\CMD.exe
                                      "CMD"
                                      3⤵
                                        PID:2484
                                      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
                                        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\\AppLaunch.exe"
                                        3⤵
                                        • Modifies firewall policy service
                                        • UAC bypass
                                        • Windows security bypass
                                        • Enumerates connected drives
                                        • Drops autorun.inf file
                                        • Suspicious use of SetThreadContext
                                        • Drops file in Program Files directory
                                        • Drops file in Windows directory
                                        • Suspicious behavior: EnumeratesProcesses
                                        • Suspicious use of AdjustPrivilegeToken
                                        • Suspicious use of SetWindowsHookEx
                                        • Suspicious use of WriteProcessMemory
                                        PID:1156
                                        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
                                          /scomma "C:\Users\Admin\AppData\Local\Temp\odcg48XwTe.ini"
                                          4⤵
                                            PID:4712
                                          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
                                            /scomma "C:\Users\Admin\AppData\Local\Temp\6VMZm1TVMP.ini"
                                            4⤵
                                            • Accesses Microsoft Outlook accounts
                                            PID:1864
                                        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
                                          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\\AppLaunch.exe"
                                          3⤵
                                          • Modifies firewall policy service
                                          • UAC bypass
                                          • Windows security bypass
                                          • Enumerates connected drives
                                          • Suspicious use of SetThreadContext
                                          • Drops file in Program Files directory
                                          • Suspicious behavior: EnumeratesProcesses
                                          • Suspicious use of SetWindowsHookEx
                                          PID:3184
                                          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
                                            /scomma "C:\Users\Admin\AppData\Local\Temp\5H9atAvHxh.ini"
                                            4⤵
                                              PID:1628
                                            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
                                              /scomma "C:\Users\Admin\AppData\Local\Temp\P0XynO0pZD.ini"
                                              4⤵
                                              • Accesses Microsoft Outlook accounts
                                              PID:1732
                                          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
                                            "C:\Windows\Microsoft.NET\Framework\v2.0.50727\\AppLaunch.exe"
                                            3⤵
                                            • Modifies firewall policy service
                                            • UAC bypass
                                            • Windows security bypass
                                            • Suspicious use of SetWindowsHookEx
                                            PID:4780
                                            • C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
                                              /scomma "C:\Users\Admin\AppData\Local\Temp\wjiDArEAyg.ini"
                                              4⤵
                                                PID:3928
                                        • C:\Windows\system32\taskhostw.exe
                                          taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                          1⤵
                                            PID:2864
                                          • C:\Windows\system32\svchost.exe
                                            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                            1⤵
                                              PID:2816
                                            • C:\Windows\System32\RuntimeBroker.exe
                                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                                              1⤵
                                                PID:1216
                                              • C:\Windows\system32\backgroundTaskHost.exe
                                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                                1⤵
                                                  PID:1248
                                                • C:\Windows\system32\BackgroundTransferHost.exe
                                                  "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1
                                                  1⤵
                                                    PID:4152
                                                  • C:\Windows\system32\backgroundTaskHost.exe
                                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                                    1⤵
                                                      PID:432
                                                    • C:\Windows\system32\BackgroundTransferHost.exe
                                                      "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1
                                                      1⤵
                                                        PID:908

                                                      Network

                                                      MITRE ATT&CK Enterprise v6

                                                      Replay Monitor

                                                      Loading Replay Monitor...

                                                      Downloads

                                                      • C:\Users\Admin\AppData\Local\Temp\5H9atAvHxh.ini

                                                        Filesize

                                                        5B

                                                        MD5

                                                        d1ea279fb5559c020a1b4137dc4de237

                                                        SHA1

                                                        db6f8988af46b56216a6f0daf95ab8c9bdb57400

                                                        SHA256

                                                        fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba

                                                        SHA512

                                                        720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3

                                                      • C:\Users\Admin\AppData\Local\Temp\odcg48XwTe.ini

                                                        Filesize

                                                        5B

                                                        MD5

                                                        d1ea279fb5559c020a1b4137dc4de237

                                                        SHA1

                                                        db6f8988af46b56216a6f0daf95ab8c9bdb57400

                                                        SHA256

                                                        fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba

                                                        SHA512

                                                        720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3

                                                      • C:\Windows\SYSTEM.INI

                                                        Filesize

                                                        256B

                                                        MD5

                                                        938435767fa934f6939b66b7303b7583

                                                        SHA1

                                                        70794f1fdd4b7264bbc4d85eb91825400b1d97b0

                                                        SHA256

                                                        d2273420eb38c5f24e0b8e473e8e408999ad6196210da4906b4d87b2a60acec7

                                                        SHA512

                                                        1b927acce735c6eb69a5ebe480d7e92d6ac55d05bbb6c3f4260bc03fe92ec404ae1de9c63214e54c466e5cb99a0505ab45af05c54473a05fb19d1b1f78770eec

                                                      • C:\dopfx.exe

                                                        Filesize

                                                        100KB

                                                        MD5

                                                        82df59b4d44e651c65e6fcf7e9e228bc

                                                        SHA1

                                                        ef09a0df488d49e338db95854c0d70fcf6327254

                                                        SHA256

                                                        1e4228fd92f807974d5ae80c5218c7d0f57b1052e751bfeeca2f30e47920ba44

                                                        SHA512

                                                        0950338d616842e0a370edc7b2522d65f9d83e5112acf99a4cca6684f14eb3d5d651087a9d24cc5c93ca1abdcb014d3f16d4ab1c4f0f83fee68c7b43400dd2d5

                                                      • memory/736-133-0x0000000074B70000-0x0000000075121000-memory.dmp

                                                        Filesize

                                                        5.7MB

                                                      • memory/736-132-0x0000000074B70000-0x0000000075121000-memory.dmp

                                                        Filesize

                                                        5.7MB

                                                      • memory/1156-142-0x0000000000400000-0x0000000000454000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/1156-140-0x0000000002A30000-0x0000000003ABE000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1156-160-0x0000000000400000-0x0000000000454000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/1156-139-0x0000000000400000-0x0000000000454000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/1156-147-0x0000000002A30000-0x0000000003ABE000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1156-137-0x0000000000400000-0x0000000000454000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/1156-161-0x0000000002A30000-0x0000000003ABE000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1156-152-0x0000000002A30000-0x0000000003ABE000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/1156-153-0x0000000000400000-0x0000000000454000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/1628-177-0x0000000000400000-0x0000000000453000-memory.dmp

                                                        Filesize

                                                        332KB

                                                      • memory/1732-187-0x0000000000400000-0x000000000041F000-memory.dmp

                                                        Filesize

                                                        124KB

                                                      • memory/1732-186-0x0000000000400000-0x000000000041F000-memory.dmp

                                                        Filesize

                                                        124KB

                                                      • memory/1732-185-0x0000000000400000-0x000000000041F000-memory.dmp

                                                        Filesize

                                                        124KB

                                                      • memory/1864-155-0x0000000000400000-0x000000000041F000-memory.dmp

                                                        Filesize

                                                        124KB

                                                      • memory/1864-157-0x0000000000400000-0x000000000041F000-memory.dmp

                                                        Filesize

                                                        124KB

                                                      • memory/1864-158-0x0000000000400000-0x000000000041F000-memory.dmp

                                                        Filesize

                                                        124KB

                                                      • memory/1864-159-0x0000000000400000-0x000000000041F000-memory.dmp

                                                        Filesize

                                                        124KB

                                                      • memory/3184-179-0x0000000000400000-0x0000000000454000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/3184-189-0x0000000002B10000-0x0000000003B9E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/3184-176-0x0000000002B10000-0x0000000003B9E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/3184-180-0x0000000002B10000-0x0000000003B9E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/3184-166-0x0000000002B10000-0x0000000003B9E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/3184-172-0x0000000000400000-0x0000000000454000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/3184-188-0x0000000000400000-0x0000000000454000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/3928-203-0x0000000000400000-0x0000000000453000-memory.dmp

                                                        Filesize

                                                        332KB

                                                      • memory/3928-202-0x0000000000400000-0x0000000000453000-memory.dmp

                                                        Filesize

                                                        332KB

                                                      • memory/3928-201-0x0000000000400000-0x0000000000453000-memory.dmp

                                                        Filesize

                                                        332KB

                                                      • memory/4712-150-0x0000000000400000-0x0000000000453000-memory.dmp

                                                        Filesize

                                                        332KB

                                                      • memory/4712-149-0x0000000000400000-0x0000000000453000-memory.dmp

                                                        Filesize

                                                        332KB

                                                      • memory/4712-148-0x0000000000400000-0x0000000000453000-memory.dmp

                                                        Filesize

                                                        332KB

                                                      • memory/4712-145-0x0000000000400000-0x0000000000453000-memory.dmp

                                                        Filesize

                                                        332KB

                                                      • memory/4780-194-0x0000000000400000-0x0000000000454000-memory.dmp

                                                        Filesize

                                                        336KB

                                                      • memory/4780-195-0x00000000029B0000-0x0000000003A3E000-memory.dmp

                                                        Filesize

                                                        16.6MB

                                                      • memory/4780-204-0x00000000029B0000-0x0000000003A3E000-memory.dmp

                                                        Filesize

                                                        16.6MB