Analysis

  • max time kernel
    118s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 11:04

General

  • Target

    aedfd2791c6a342ec8515314b683aaca19c167e8fbbd1b2ca2644c7a38fd30f8.exe

  • Size

    684KB

  • MD5

    771cba4403dabf5ec9a9276ad9d2ee34

  • SHA1

    7f845dbde83c31eae84fc9e34b5d36b0ee44aa14

  • SHA256

    aedfd2791c6a342ec8515314b683aaca19c167e8fbbd1b2ca2644c7a38fd30f8

  • SHA512

    c97387c1e0298a2308d79d0a6e597f14f32d047b8045aee3bf6835a5744b47a8ebe67a78e5efd2c85f0863ece782a0aafd181d34d5f4c2dd734419387717cb2d

  • SSDEEP

    6144:KM3AikYL7twGMx4s0eBRWZp2QGnvY4lg0+wZn6w3H2v:KCAi3Y9VBgZp0vH60V3Wv

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 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
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 20 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

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

  • UPX packed file 38 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 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:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:332
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2632
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2664
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2880
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3440
                  • C:\Users\Admin\AppData\Local\Temp\aedfd2791c6a342ec8515314b683aaca19c167e8fbbd1b2ca2644c7a38fd30f8.exe
                    "C:\Users\Admin\AppData\Local\Temp\aedfd2791c6a342ec8515314b683aaca19c167e8fbbd1b2ca2644c7a38fd30f8.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
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:2624
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3552
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3752
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3844
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3904
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4012
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3524
                            • 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:4376
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3376
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4552

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\gwpos.exe

                                    Filesize

                                    97KB

                                    MD5

                                    d5e76c59f33d94ae5da60eb2fdca7d75

                                    SHA1

                                    538d1c56e540dc1a5122924b911a597cf89a9aa2

                                    SHA256

                                    e22e9364a890375112f82de7e315601234bae948e8a688b071f928be881c2dec

                                    SHA512

                                    2aec22595df776cb76154d8044f68f6214c92e328a89b7693acdb1a4c2172987f5eec07b808bdf8560375888d446bf7c24dab4a4ca53073e93cf55b9b2f55038

                                  • memory/2624-30-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-18-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-19-0x00000000035D0000-0x00000000035D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2624-0-0x0000000000400000-0x00000000004AD000-memory.dmp

                                    Filesize

                                    692KB

                                  • memory/2624-17-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-8-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-21-0x00000000035D0000-0x00000000035D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2624-12-0x0000000004EA0000-0x0000000004EA1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2624-11-0x00000000035D0000-0x00000000035D2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2624-5-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-29-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-9-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-32-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-20-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-22-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-23-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-24-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-26-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-25-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-28-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-3-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-7-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-4-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-33-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-35-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-37-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-40-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-42-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-44-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-46-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-49-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-50-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-51-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-55-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-56-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-58-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-61-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-63-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-65-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-71-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-73-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-77-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-6-0x0000000002410000-0x00000000034CA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2624-86-0x0000000000400000-0x00000000004AD000-memory.dmp

                                    Filesize

                                    692KB