Analysis

  • max time kernel
    36s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2024, 17:24

General

  • Target

    46117a497962025224169eb2d5e0a0092570d90dd5654e27fb111f71bd24503eN.dll

  • Size

    120KB

  • MD5

    fa8286fb52d1644dcbdd6531f13dc940

  • SHA1

    fa215dddfc8586de54ef416a6d1b05e29fd5a442

  • SHA256

    46117a497962025224169eb2d5e0a0092570d90dd5654e27fb111f71bd24503e

  • SHA512

    5f58065b4dd87706336083afcad31a736a5e530465c661d1dc4ef11d968f67cfe820718753dc1b3617c3c8e90e5defbf9b10b2f2cf9d7720fe32ce7698c4be37

  • SSDEEP

    1536:LQnAs4x55374/HBDJtIeZBbOkGLy49xbGYNWF+yqEbPogdQBF4proEx:uOeDtIufGLy4SYNWhovWproA

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 3 TTPs 6 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 9 IoCs

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

  • UPX packed file 26 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 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:764
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:768
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:60
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2596
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2632
            • 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:3544
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\46117a497962025224169eb2d5e0a0092570d90dd5654e27fb111f71bd24503eN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4392
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\46117a497962025224169eb2d5e0a0092570d90dd5654e27fb111f71bd24503eN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1216
                      • C:\Users\Admin\AppData\Local\Temp\e57be5e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57be5e.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • 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:3368
                      • C:\Users\Admin\AppData\Local\Temp\e57c081.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c081.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2040
                      • C:\Users\Admin\AppData\Local\Temp\e57ff4f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ff4f.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • 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 WriteProcessMemory
                        • System policy modification
                        PID:4224
                      • C:\Users\Admin\AppData\Local\Temp\e57ff6e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ff6e.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:5088
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3672
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3852
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3944
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4008
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4092
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3352
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4412
                              • 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:2720
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3104

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57be5e.exe

                                    Filesize

                                    97KB

                                    MD5

                                    25254b576865eaf327adfd112ded02ea

                                    SHA1

                                    a21c2cf8f06cd96d3299a65cb34fd5eb3dae4269

                                    SHA256

                                    1c36b6825d723c901763cc604cdcb4a822b561f55aa2836a51531aee5a683f11

                                    SHA512

                                    f200b1fbc3d3bb97a5fe076831114faf32cc250879751273bea9d59d40e918944b4a7c10071d06ac9117cf30993c1c0b696cbabf41eea3e569ec12a0f0428cf8

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    f75a4aef990b9fc6b7dc78bffa4c5c9a

                                    SHA1

                                    4f34c08e3b392c3703948a68ecd8d132ee534371

                                    SHA256

                                    23d2e00341ec69b866b78013b1527acd96ae9516865297759d9c2c6f709c58c4

                                    SHA512

                                    cd8a83bfc5f3153d64d8974607a958a393ab4f6f73a4febab51c2839a10bfe7d8da4ea533b3d4edae222e81136d616b27e37540c596c62190742a7ec23e59f53

                                  • memory/1216-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/1216-34-0x0000000003E80000-0x0000000003E82000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1216-19-0x0000000003E80000-0x0000000003E82000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1216-20-0x0000000003ED0000-0x0000000003ED1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1216-23-0x0000000003E80000-0x0000000003E82000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2040-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2040-41-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2040-40-0x0000000000570000-0x0000000000571000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2040-33-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3368-8-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-46-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-6-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-18-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-22-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3368-12-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-30-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-9-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-29-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-35-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-32-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-37-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-36-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-31-0x0000000001A70000-0x0000000001A72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3368-10-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-38-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-11-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-43-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-44-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-26-0x0000000001A70000-0x0000000001A72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3368-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3368-60-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-65-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-67-0x0000000001A70000-0x0000000001A72000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3368-68-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-69-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-72-0x0000000000770000-0x000000000182A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3368-90-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4224-94-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4224-96-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4224-97-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4224-110-0x0000000000750000-0x0000000000751000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4224-152-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4224-153-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/5088-64-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/5088-112-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/5088-151-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB