Analysis

  • max time kernel
    137s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-11-2023 07:53

General

  • Target

    d55262e2fdec8014c394d5e6686ad94b029243c96390d40f9404c7f2c82f0f9e.exe

  • Size

    3.4MB

  • MD5

    2e279d8065a6439d0888f95d4bce7823

  • SHA1

    2a9cca07338df19a2ddc03b60a646aa09feb22aa

  • SHA256

    d55262e2fdec8014c394d5e6686ad94b029243c96390d40f9404c7f2c82f0f9e

  • SHA512

    ffe840b279c1b14dda668c5e96677f4c3f626b7c65ec0372d3f7645d039e0509f41df9c731ef6d3553e1a843a8372b2dabff2722a4ff29cb33e87fe8b1507a64

  • SSDEEP

    98304:1Tu5HMvw5LCe9YqjQ2kvV3zwjCeB0RbAZwNt2On:YMvxeq4Q2kvV38jCt8mLb

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 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
  • UPX packed file 43 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.

  • AutoIT Executable 5 IoCs

    AutoIT scripts compiled to PE executables.

  • 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 12 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\dwm.exe
    "dwm.exe"
    1⤵
      PID:344
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        1⤵
          PID:780
        • C:\Windows\system32\taskhostw.exe
          taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
          1⤵
            PID:2472
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2376
            • C:\Windows\system32\sihost.exe
              sihost.exe
              1⤵
                PID:2364
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:3916
                • C:\Windows\system32\backgroundTaskHost.exe
                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                  1⤵
                    PID:4260
                  • C:\Windows\system32\backgroundTaskHost.exe
                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                    1⤵
                      PID:1428
                    • 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:4876
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4848
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:4104
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            1⤵
                              PID:4016
                            • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                              "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                              1⤵
                                PID:3788
                              • C:\Windows\system32\DllHost.exe
                                C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                                1⤵
                                  PID:3696
                                • C:\Windows\system32\svchost.exe
                                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                                  1⤵
                                    PID:3472
                                  • C:\Windows\Explorer.EXE
                                    C:\Windows\Explorer.EXE
                                    1⤵
                                      PID:3168
                                      • C:\Users\Admin\AppData\Local\Temp\d55262e2fdec8014c394d5e6686ad94b029243c96390d40f9404c7f2c82f0f9e.exe
                                        "C:\Users\Admin\AppData\Local\Temp\d55262e2fdec8014c394d5e6686ad94b029243c96390d40f9404c7f2c82f0f9e.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 behavior: GetForegroundWindowSpam
                                        • Suspicious use of AdjustPrivilegeToken
                                        • Suspicious use of WriteProcessMemory
                                        • System policy modification
                                        PID:380
                                    • C:\Windows\System32\RuntimeBroker.exe
                                      C:\Windows\System32\RuntimeBroker.exe -Embedding
                                      1⤵
                                        PID:3992
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:4896
                                        • C:\Windows\system32\DllHost.exe
                                          C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
                                          1⤵
                                            PID:1132
                                          • C:\Windows\system32\BackgroundTransferHost.exe
                                            "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.1
                                            1⤵
                                              PID:3208

                                            Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            • C:\qwmtvu.pif

                                              Filesize

                                              97KB

                                              MD5

                                              05139aaafa8795f2be2c7a5279a2997f

                                              SHA1

                                              dc5b94b2fe06c3f14e0479ab082954615a4a79df

                                              SHA256

                                              51bdaf56a9af5c8194e91ded2e2a4e90ac6b15221110f0c3a64b12afff099f76

                                              SHA512

                                              ab7505b5aba13c1ef8e0c67f1596302d99250adef7db4aa2e004bd0f903617691ac7df9b82545ad7d3705d5f658a33e52b0456b3a49a42c60f3c5787db770ab6

                                            • memory/380-31-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-1-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-5-0x0000000003860000-0x0000000003862000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/380-6-0x0000000006850000-0x0000000006851000-memory.dmp

                                              Filesize

                                              4KB

                                            • memory/380-4-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-7-0x0000000003860000-0x0000000003862000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/380-8-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-9-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-10-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-11-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-13-0x0000000000400000-0x0000000000AF1000-memory.dmp

                                              Filesize

                                              6.9MB

                                            • memory/380-12-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-20-0x0000000003860000-0x0000000003862000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/380-19-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-30-0x0000000000400000-0x0000000000AF1000-memory.dmp

                                              Filesize

                                              6.9MB

                                            • memory/380-22-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-23-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-24-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-25-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-26-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-28-0x0000000000400000-0x0000000000AF1000-memory.dmp

                                              Filesize

                                              6.9MB

                                            • memory/380-29-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-21-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-3-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-50-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-34-0x0000000003860000-0x0000000003862000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/380-37-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-41-0x0000000000400000-0x0000000000AF1000-memory.dmp

                                              Filesize

                                              6.9MB

                                            • memory/380-40-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-47-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-48-0x0000000000400000-0x0000000000AF1000-memory.dmp

                                              Filesize

                                              6.9MB

                                            • memory/380-49-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-32-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-52-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-54-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-56-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-59-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-63-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-65-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-67-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-69-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-71-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-0-0x0000000000400000-0x0000000000AF1000-memory.dmp

                                              Filesize

                                              6.9MB

                                            • memory/380-81-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-83-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-86-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-88-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB

                                            • memory/380-90-0x0000000003C80000-0x0000000004D3A000-memory.dmp

                                              Filesize

                                              16.7MB