Analysis

  • max time kernel
    32s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 02:24

General

  • Target

    e3703c4ea0c5906665a46d43e8d8d7c09106d53393f02a5330e4f4211b2df80bN.dll

  • Size

    120KB

  • MD5

    00b628ec80b33f346dacfaa2ecc21e30

  • SHA1

    c12ad8f300b37a4cec5e5839d633582235f2536a

  • SHA256

    e3703c4ea0c5906665a46d43e8d8d7c09106d53393f02a5330e4f4211b2df80b

  • SHA512

    636eb0d05d2a843bb52cb3b80238a9e6f899c845ea81535152bc3a8f108f299104b8083b7f742a4ab732a3d7db0c3361a44bcbfc9a4892fa893b76d99dc1ca23

  • SSDEEP

    1536:uHOfwJRgjkPq34A8nK51Wnz+SLX0SOX9ZHNntILhElM2h3xLW2or+EvvnplH:4OUdq315cnz+SLX0r3zuhEnh3U2JEv

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 13 IoCs

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

  • UPX packed file 28 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1016
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2884
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2904
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:1976
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3524
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\e3703c4ea0c5906665a46d43e8d8d7c09106d53393f02a5330e4f4211b2df80bN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3996
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e3703c4ea0c5906665a46d43e8d8d7c09106d53393f02a5330e4f4211b2df80bN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4788
                      • C:\Users\Admin\AppData\Local\Temp\e577a12.exe
                        C:\Users\Admin\AppData\Local\Temp\e577a12.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:3492
                      • C:\Users\Admin\AppData\Local\Temp\e577bb8.exe
                        C:\Users\Admin\AppData\Local\Temp\e577bb8.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4816
                      • C:\Users\Admin\AppData\Local\Temp\e57aa98.exe
                        C:\Users\Admin\AppData\Local\Temp\e57aa98.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:3476
                      • C:\Users\Admin\AppData\Local\Temp\e57aaa7.exe
                        C:\Users\Admin\AppData\Local\Temp\e57aaa7.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2304
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3656
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3856
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3948
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4012
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:432
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:2760
                            • 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:2892
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:5072
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:2180

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e577a12.exe

                                    Filesize

                                    97KB

                                    MD5

                                    a23c289e0f044e84f02c73603381c90f

                                    SHA1

                                    fe8c4ad9a4340e48fbe3901bb2e36fc2f81b66a3

                                    SHA256

                                    7f98c983409d97d4efb3a3377d2b5d35d425da5e187da2af51227abb59fcb1bd

                                    SHA512

                                    24c663d5baa691b7a87e025b968298ab216797816eda447a5f6ec35394a8b0119908176d536010240f5a2cbb283a421050cddc68ae6d47bdefaa93cd631b247e

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    effd4051b13efd3f53b0989c8291beec

                                    SHA1

                                    db174769e75b66aa064a9266fcc9a2d45da69e15

                                    SHA256

                                    74891ebd4f1e39d4761c7e2c01a7b650925433afe2ecf72b78cf8f2a078aaaca

                                    SHA512

                                    b64a1e7638223006d860f08a1600881f52241428162dcb09377a71ad251e550bd1e5c23c5d350eae094adb9d95c2fce618389b87ddeaf4418fdf6996285cc94d

                                  • memory/2304-60-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2304-162-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3476-163-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3476-120-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3476-164-0x0000000000860000-0x000000000191A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-33-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-38-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-24-0x0000000001970000-0x0000000001972000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3492-20-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-11-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-16-0x0000000001980000-0x0000000001981000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3492-9-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-8-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-18-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-31-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-19-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-70-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-36-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-35-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-37-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-30-0x0000000001970000-0x0000000001972000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3492-39-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-12-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-10-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-6-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-99-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3492-80-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-45-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-46-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-79-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-51-0x0000000001970000-0x0000000001972000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3492-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3492-61-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-63-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-64-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-66-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-69-0x00000000007A0000-0x000000000185A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4788-21-0x0000000000CA0000-0x0000000000CA2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4788-50-0x0000000000CA0000-0x0000000000CA2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4788-13-0x0000000000CA0000-0x0000000000CA2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4788-14-0x0000000000CF0000-0x0000000000CF1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4788-29-0x0000000000CA0000-0x0000000000CA2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4788-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/4816-78-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4816-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4816-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4816-103-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4816-42-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB