Analysis

  • max time kernel
    92s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2024 08:55

General

  • Target

    fe5ed133e579b8cfd16a74b660e5396b5f4ed964b68be5c7e3a054d87c434659.dll

  • Size

    120KB

  • MD5

    3b15ee4e15a1c611a2c1bba67ca7e3fa

  • SHA1

    6f99f8998f96eedb794f59f29f15c9f527dd1161

  • SHA256

    fe5ed133e579b8cfd16a74b660e5396b5f4ed964b68be5c7e3a054d87c434659

  • SHA512

    32e4595865eef882f6c572d0198be82106cf30021443af94734d3c698c6027cb7cc00378df5870fd02ba0a6b5bee677e761df72962294821bd738913d1a3b5eb

  • SSDEEP

    3072:GTvyYZhlHEymskuipjlPHdbSpe9Gj+KpYBGh3R:dYZ7Eywuejx92Eo0BGh3R

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 14 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:792
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:388
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3008
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3052
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3100
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe5ed133e579b8cfd16a74b660e5396b5f4ed964b68be5c7e3a054d87c434659.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1208
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe5ed133e579b8cfd16a74b660e5396b5f4ed964b68be5c7e3a054d87c434659.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3492
                      • C:\Users\Admin\AppData\Local\Temp\e57ab34.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ab34.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:3412
                      • C:\Users\Admin\AppData\Local\Temp\e57ace9.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ace9.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4436
                      • C:\Users\Admin\AppData\Local\Temp\e57dd60.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dd60.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1056
                      • C:\Users\Admin\AppData\Local\Temp\e57dd7f.exe
                        C:\Users\Admin\AppData\Local\Temp\e57dd7f.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:2996
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3568
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3744
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3832
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3896
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3980
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3372
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:5072
                              • 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:4792
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1584

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57ab34.exe

                                    Filesize

                                    97KB

                                    MD5

                                    d802a14facfab757d2e8c71495b58713

                                    SHA1

                                    19ab1b1cc23c24f49f7a432cc1478e0a418699e8

                                    SHA256

                                    39d43d79fc4ba233a9a282bc5cddaca29ec7122ba8cfb7e1d391517a751e8a6d

                                    SHA512

                                    6553ab17930f94a32dbb713c6f42b9f6e1c034dc91b55b1cd0b395ad62252dcf56ae4c5548769ff74b75115db79779d2d4740045a2521b650e6cdb00f5902f1c

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    b0ba3f0d6e5ddd1823d6989f5e654409

                                    SHA1

                                    75fe678de82452bf57ebc3b5cd0c8986ff3318c8

                                    SHA256

                                    0ed882baaa99f18fc760d299a13bbccf3590b9de94d05e372b3977c52b735f9b

                                    SHA512

                                    ec4e7211991954626da938e226a6f26b7b75f0c46a3aae35fc0c7ef10166edb6d628a67137fd80ed1b2e5e1cf48c61ff92f006abea7ccc1f29d02c79e92b14b5

                                  • memory/1056-137-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2996-60-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2996-156-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2996-157-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-39-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-37-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-24-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-29-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-35-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-30-0x0000000000570000-0x0000000000572000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3412-18-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-25-0x0000000000570000-0x0000000000572000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3412-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3412-23-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-22-0x0000000001C00000-0x0000000001C01000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3412-10-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-17-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-8-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-9-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-66-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-36-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-38-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-11-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-40-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-79-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-93-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3412-73-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-46-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-47-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-51-0x0000000000570000-0x0000000000572000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3412-69-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-67-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-62-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-63-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3412-65-0x0000000000780000-0x000000000183A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3492-20-0x0000000000960000-0x0000000000961000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3492-57-0x0000000000950000-0x0000000000952000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3492-26-0x0000000000950000-0x0000000000952000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3492-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3492-19-0x0000000000950000-0x0000000000952000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3492-31-0x0000000000570000-0x0000000000573000-memory.dmp

                                    Filesize

                                    12KB

                                  • memory/4436-45-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4436-44-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4436-43-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4436-94-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4436-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4436-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB