Analysis

  • max time kernel
    51s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/11/2023, 08:12

General

  • Target

    9bbb3527fa49e57aedd8740130a1ea1da320e1a8ce768bc1e884010273b64be7.exe

  • Size

    1.5MB

  • MD5

    fb4eb25f8dc7685292534db502a6405f

  • SHA1

    fecb32a482ff3a841f99fd44c034e28ea477bea4

  • SHA256

    9bbb3527fa49e57aedd8740130a1ea1da320e1a8ce768bc1e884010273b64be7

  • SHA512

    35ed8f546f9635b986cd85dca51248021f981cfa15d91deb761c7fadd0bd961f419d48ec50ace8dd7511def9a7563a4d7e9001df1ffc411c0fe69273f3298d02

  • SSDEEP

    24576:YLFZeV9rUW3uRIgRNMj88q9s14+6fsqetItnwn56fTT3RO9q:2FgVIRIgRNMY8qq1bSsqEw/3x

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 6 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • UPX packed file 33 IoCs

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

  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 12 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:796
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:64
      • C:\Windows\System32\RuntimeBroker.exe
        C:\Windows\System32\RuntimeBroker.exe -Embedding
        1⤵
          PID:4048
        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
          1⤵
            PID:3952
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
            1⤵
              PID:3824
            • C:\Windows\system32\backgroundTaskHost.exe
              "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
              1⤵
                PID:2148
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:1424
                • C:\Windows\system32\backgroundTaskHost.exe
                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                  1⤵
                    PID:2200
                  • C:\Windows\system32\backgroundTaskHost.exe
                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                    1⤵
                      PID:1556
                    • 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:2448
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:2068
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:1436
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            1⤵
                              PID:1044
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                              1⤵
                                PID:3608
                              • C:\Windows\Explorer.EXE
                                C:\Windows\Explorer.EXE
                                1⤵
                                  PID:3408
                                  • C:\Users\Admin\AppData\Local\Temp\9bbb3527fa49e57aedd8740130a1ea1da320e1a8ce768bc1e884010273b64be7.exe
                                    "C:\Users\Admin\AppData\Local\Temp\9bbb3527fa49e57aedd8740130a1ea1da320e1a8ce768bc1e884010273b64be7.exe"
                                    2⤵
                                    • Modifies firewall policy service
                                    • UAC bypass
                                    • Windows security bypass
                                    • Checks computer location settings
                                    • Windows security modification
                                    • Checks whether UAC is enabled
                                    • Enumerates connected drives
                                    • Drops file in Windows directory
                                    • Suspicious behavior: EnumeratesProcesses
                                    • Suspicious use of AdjustPrivilegeToken
                                    • Suspicious use of WriteProcessMemory
                                    • System policy modification
                                    PID:1768
                                    • C:\Users\Admin\AppData\Local\Temp\9bbb3527fa49e57aedd8740130a1ea1da320e1a8ce768bc1e884010273b64be7.exe
                                      "C:\Users\Admin\AppData\Local\Temp\9bbb3527fa49e57aedd8740130a1ea1da320e1a8ce768bc1e884010273b64be7.exe" --ws
                                      3⤵
                                      • Modifies firewall policy service
                                      • UAC bypass
                                      • Windows security bypass
                                      • Windows security modification
                                      • Checks whether UAC is enabled
                                      • Enumerates connected drives
                                      • Drops file in Windows directory
                                      • Suspicious behavior: EnumeratesProcesses
                                      • Suspicious use of WriteProcessMemory
                                      • System policy modification
                                      PID:3284
                                • C:\Windows\system32\taskhostw.exe
                                  taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                                  1⤵
                                    PID:2508
                                  • C:\Windows\system32\svchost.exe
                                    C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                                    1⤵
                                      PID:2420
                                    • C:\Windows\system32\sihost.exe
                                      sihost.exe
                                      1⤵
                                        PID:2396
                                      • C:\Windows\system32\fontdrvhost.exe
                                        "fontdrvhost.exe"
                                        1⤵
                                          PID:800
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:4060

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • C:\Windows\SYSTEM.INI

                                            Filesize

                                            257B

                                            MD5

                                            2987c52d6c1ed9f9e36379830011a3e8

                                            SHA1

                                            12e6e5387fb02b207b3cb723b99034246163a155

                                            SHA256

                                            15cb9c44fe91f2f222c5eae716de0c6783b793888f6d43b64ba49b88124f53eb

                                            SHA512

                                            2c1ecd4f061aed93485f7c8654fccacd92a56a04b5cc705efd8729bbeed13d8d8271ee07705498a6f06c25c423067cf8797ea042aa65cebc4575e2313537e727

                                          • C:\odt\office2016setup.exe

                                            Filesize

                                            5.1MB

                                            MD5

                                            0c43f7ea0bf6612e04f13a713319368b

                                            SHA1

                                            9444ca99a9813bf983eeea2f7bbc6d48a0125d94

                                            SHA256

                                            0bfaf7c2df5b8efa6d7ce7d7b24e0bd98377a383a9f62de6eb4f860cebed3d35

                                            SHA512

                                            ca6d601e12ceab576a4ab5a67ac0ead8bbc0d2c86a85df6f46d0c83a3050e5bd4898522edc3b800770f80d2b68aa7258e3f70cf06237c24de49816f9bd8c5339

                                          • C:\shnj.pif

                                            Filesize

                                            97KB

                                            MD5

                                            41bc7162882fe16c27d1028342c5ef78

                                            SHA1

                                            06a9ae056ee4cbca714198af3103240844e35632

                                            SHA256

                                            7920e9ac3f499c29cea7121bab8ebc55668d23c65f0f04ea47f0440e85580ce5

                                            SHA512

                                            98c748b9e644d8d628eb5fecae628140f12db6b074ae0655e67232f1b95a2e62edc2d228c9d9705149e3e7f2fc35b290408f340a0c2e0268203102123edf5a44

                                          • memory/1768-30-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-5-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-7-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-10-0x0000000002370000-0x0000000002372000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1768-16-0x0000000002370000-0x0000000002372000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1768-11-0x0000000003CD0000-0x0000000003CD1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/1768-9-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-17-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-18-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-19-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-20-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-21-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-22-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-2-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-24-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-25-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-26-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-4-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-29-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-0-0x0000000000400000-0x000000000059E000-memory.dmp

                                            Filesize

                                            1.6MB

                                          • memory/1768-6-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-32-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-28-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-38-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-40-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-42-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-45-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-47-0x0000000002490000-0x000000000354A000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/1768-58-0x0000000002370000-0x0000000002372000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/1768-67-0x0000000000400000-0x000000000059E000-memory.dmp

                                            Filesize

                                            1.6MB

                                          • memory/3284-137-0x0000000002BF0000-0x0000000003CAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3284-37-0x0000000000890000-0x0000000000892000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3284-70-0x0000000002BF0000-0x0000000003CAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3284-71-0x0000000002BF0000-0x0000000003CAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3284-72-0x0000000002BF0000-0x0000000003CAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3284-80-0x0000000002BF0000-0x0000000003CAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3284-73-0x0000000002BF0000-0x0000000003CAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3284-68-0x0000000002BF0000-0x0000000003CAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3284-81-0x0000000002BF0000-0x0000000003CAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3284-94-0x0000000000890000-0x0000000000892000-memory.dmp

                                            Filesize

                                            8KB

                                          • memory/3284-36-0x00000000008A0000-0x00000000008A1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/3284-79-0x0000000002BF0000-0x0000000003CAA000-memory.dmp

                                            Filesize

                                            16.7MB

                                          • memory/3284-23-0x0000000000400000-0x000000000059E000-memory.dmp

                                            Filesize

                                            1.6MB