Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-12-2024 03:25

General

  • Target

    5a24ed7cf76a47f18b6c3274f8d4801812e429e112c6aee9991ce61b508ff7caN.exe

  • Size

    2.5MB

  • MD5

    5c7a6e3cb62a92b237a79b4c65680af0

  • SHA1

    1f762b727aebe8abf5245f87b0070a6b5fbc7410

  • SHA256

    5a24ed7cf76a47f18b6c3274f8d4801812e429e112c6aee9991ce61b508ff7ca

  • SHA512

    6d786910dfd6a40bdb81699caaa42cf4be0664dc67ea07bc5740885084355b8f86d81ef50c8785687a2570664aa7278515e410a324ad0120f732ac76f541a944

  • SSDEEP

    49152:gKiC/rk62xWNol+5gOsLO66qJ6021cJjLtk4pWGNG5VGFPNqJyoTz:hrZ23AbsK6Ro022JjL2WEiVqJZz

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 3 TTPs 3 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 7 IoCs

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

  • UPX packed file 24 IoCs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2648
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2660
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2772
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3516
                  • C:\Users\Admin\AppData\Local\Temp\5a24ed7cf76a47f18b6c3274f8d4801812e429e112c6aee9991ce61b508ff7caN.exe
                    "C:\Users\Admin\AppData\Local\Temp\5a24ed7cf76a47f18b6c3274f8d4801812e429e112c6aee9991ce61b508ff7caN.exe"
                    2⤵
                    • 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
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4852
                    • \??\c:\9d64a60faa144580bd68f663e751\UPDATE\update.exe
                      c:\9d64a60faa144580bd68f663e751\UPDATE\update.exe
                      3⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      • Drops file in Windows directory
                      • System Location Discovery: System Language Discovery
                      PID:4980
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3628
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3808
                    • 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\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4016
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3092
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4128
                            • 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:1812
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3440
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4932

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\9d64a60faa144580bd68f663e751\update\update.exe

                                    Filesize

                                    701KB

                                    MD5

                                    3b5eaaedb8a9d3f98debbdb0cfd214d5

                                    SHA1

                                    c9e09f6f6026f928d3d6d9056af868df83bd44ef

                                    SHA256

                                    2e2e9f1ea41d8673bcf69c8c97fc16c22932e2b7807fc87c556516261ea33d99

                                    SHA512

                                    26dbaefdedf9ba0094714f65d78b7c68fefc6afbd937cb0322ac698cbf3d104c4ccfbfb671314d6ea98bce2b0c090e2d4a19441d1abc2acb6b143e05818c2b75

                                  • C:\Users\Admin\AppData\Local\Temp\0E57BB9F_Rar\5a24ed7cf76a47f18b6c3274f8d4801812e429e112c6aee9991ce61b508ff7caN.exe

                                    Filesize

                                    2.5MB

                                    MD5

                                    342f79337765760ad4e392eb67d5ed2c

                                    SHA1

                                    8318455b36ba0a748307459279d46f2f4cdb5a0e

                                    SHA256

                                    69b61b2c00323cea3686315617d0f452e205dae10c47e02cbe1ea96fea38f582

                                    SHA512

                                    70f32d415c70a97eecf0280ee9e6b10db8f367eecfedd92fca6155a7db19a776d2a96d5fcdbde847036f4d7cf2e69b1d6df6c073025582097f28c71f607b7e12

                                  • \??\c:\9d64a60faa144580bd68f663e751\UPDATE\UPDSPAPI.dll

                                    Filesize

                                    363KB

                                    MD5

                                    ebdb17c673b090a949f17c9e6486aaf3

                                    SHA1

                                    2231731f56f803662e0f1d537b22cba7625ef433

                                    SHA256

                                    f484cf06e20996e1887b4304b33444f3ee1c03fb912f5ec8d5327c4074a97abb

                                    SHA512

                                    b05b2e548c507c2bce556acd43174c2a2743d46ba816896e97a475089237020208c710e25aa204aee40be36cc3c8480da0dc6c383cadf2c619268b48f5e8fe40

                                  • \??\c:\9d64a60faa144580bd68f663e751\update\update_win2k.inf

                                    Filesize

                                    26KB

                                    MD5

                                    6e0bea7e95f32f24524f437396294160

                                    SHA1

                                    c18165182e5aa71bf5dc5401357570c54b48a1e9

                                    SHA256

                                    249f235710df38dcf59ee7d04fb14e460cd0ce41abd487387ff8cea336eb5b7b

                                    SHA512

                                    ec3a1a4cea3e63fc3b61bab9b08fe4a0a6be2f622bcb6fe99ba838fc2bb1cf5f71098776c383fd9cc7f0a9851b8190c6f280914ee54788d13c10613e97cd5f97

                                  • \??\c:\9d64a60faa144580bd68f663e751\update\updatebr.inf

                                    Filesize

                                    287B

                                    MD5

                                    7338506092eba55bd27963ad322cfeae

                                    SHA1

                                    0d80de1a2e27128d27bc12c5f9f7a938ef8cb817

                                    SHA256

                                    c5b64cce66182b9f35b670be6620dabd2f42ee3c8892eb9ef69bc75b52e5ee81

                                    SHA512

                                    bd4632d18b78b5742d428e6acb6a6b6196649cf323f7f4f4eb8d12cdbf4e9a358c93637ea2556cef83fa8e188e1ef1696743b6a25cd0feea5520bf924aa24eca

                                  • memory/4852-8-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-71-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-12-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-16-0x00000000004B0000-0x00000000004B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4852-15-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-0-0x0000000001000000-0x000000000129A000-memory.dmp

                                    Filesize

                                    2.6MB

                                  • memory/4852-10-0x00000000004D0000-0x00000000004D1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4852-9-0x00000000004B0000-0x00000000004B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4852-13-0x00000000004B0000-0x00000000004B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4852-1-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-19-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-14-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-23-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-22-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-49-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-17-0x0000000001002000-0x0000000001003000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4852-4-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-112-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-11-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-3-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-61-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-62-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-124-0x0000000001000000-0x000000000129A000-memory.dmp

                                    Filesize

                                    2.6MB

                                  • memory/4852-84-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-67-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-18-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-76-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-77-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-78-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-79-0x00000000004B0000-0x00000000004B2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4852-80-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4852-82-0x00000000026B0000-0x000000000373E000-memory.dmp

                                    Filesize

                                    16.6MB

                                  • memory/4980-65-0x0000000002640000-0x0000000002641000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4980-87-0x0000000000FF0000-0x0000000000FF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4980-66-0x0000000000FF0000-0x0000000000FF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4980-58-0x0000000000A20000-0x0000000000A7C000-memory.dmp

                                    Filesize

                                    368KB