Analysis

  • max time kernel
    118s
  • 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
    26-12-2024 21:11

General

  • Target

    c4753f2d9bd320a44f4c95fe66b9d0e5e90d2448b5b0fa626995c83dcfa4a1b1.exe

  • Size

    65KB

  • MD5

    cafd62fccc8f61947da71b52797c0886

  • SHA1

    715d748ac4bda4919da692b222a262f89ac6b225

  • SHA256

    c4753f2d9bd320a44f4c95fe66b9d0e5e90d2448b5b0fa626995c83dcfa4a1b1

  • SHA512

    4f2ebb4620a7ca5810e51a23728993975d700eb0c3109bda6a0a401f2bdc60ccc02e4da1ec69cc731fd1ceefa0fe4032f2c4fb40be8a441e8dcab60fd36e0c9c

  • SSDEEP

    1536:+RS/sbNQRZcrVb5eMTRlcDhtnUjp/uGutzOQ5t6Cj:+RDJqGrh5VlcthUjp/uGuZOQS8

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 21 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 40 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
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Modifies registry class 1 IoCs
  • 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:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:388
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
          1⤵
            PID:2500
          • C:\Windows\system32\sihost.exe
            sihost.exe
            1⤵
              PID:2512
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2764
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3592
                  • C:\Users\Admin\AppData\Local\Temp\c4753f2d9bd320a44f4c95fe66b9d0e5e90d2448b5b0fa626995c83dcfa4a1b1.exe
                    "C:\Users\Admin\AppData\Local\Temp\c4753f2d9bd320a44f4c95fe66b9d0e5e90d2448b5b0fa626995c83dcfa4a1b1.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
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:3700
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3720
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3908
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:4000
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4064
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:2744
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4192
                            • 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:4852
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3192
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3996

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • F:\ctlmjn.pif

                                    Filesize

                                    97KB

                                    MD5

                                    df49221fe98191d64d467ba637f2ade6

                                    SHA1

                                    a2a99806355659adf7044cc81f2d8f5d189a3e69

                                    SHA256

                                    23344898dd2626dda3617a665ba61c1c816a29196736cf4bac794c6811a7f379

                                    SHA512

                                    65d2e1b32dbc16b5e4329e51a5e2c1b315bb6d282595f2613531bf588f943b472344667973e52eaaf8fa02b6570b5ccbd7e686b2d9a712cf5928d411cc547776

                                  • memory/3700-33-0x0000000003B30000-0x0000000003B32000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3700-70-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-11-0x0000000003B30000-0x0000000003B32000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3700-10-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-12-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-5-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-13-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-9-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-19-0x0000000003B30000-0x0000000003B32000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3700-8-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-7-0x0000000003B80000-0x0000000003B81000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3700-20-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-6-0x0000000003B30000-0x0000000003B32000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3700-21-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-22-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-23-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-24-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-25-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-26-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-28-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-29-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-30-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-4-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-3-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-41-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-36-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-37-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-34-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-42-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-45-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-46-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-49-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-50-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-51-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-58-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-59-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-62-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-63-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-66-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-67-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-68-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3700-71-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-74-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-78-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-32-0x0000000000880000-0x000000000193A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3700-87-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB