Analysis

  • max time kernel
    115s
  • max time network
    121s
  • 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 01:18

General

  • Target

    864002315e536661b854caf916935ded11148990dc160834b0a306c73485c955N.exe

  • Size

    780KB

  • MD5

    0c8eccdbefc96776c9d8e219f9832340

  • SHA1

    3db01ae1da1854a8ff8513eb4f342a72d274214f

  • SHA256

    864002315e536661b854caf916935ded11148990dc160834b0a306c73485c955

  • SHA512

    df0c99851c48dd205f0f896e0735ba4564afc0f99eec2d38951f13f689c597fff211e315cf9dc2b19625aab547b3b8df47edc5b8ff2fc2568d3eeaadc6044a7d

  • SSDEEP

    24576:F0ZhDa7BatUBFM8su0ZjpXZN0FmEOGpYmh:FwWNFBFM8s9FpXHunh

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

  • 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
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Executes dropped EXE 1 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • UPX packed file 27 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies registry class 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3084
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3100
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3156
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3396
                  • C:\Users\Admin\AppData\Local\Temp\864002315e536661b854caf916935ded11148990dc160834b0a306c73485c955N.exe
                    "C:\Users\Admin\AppData\Local\Temp\864002315e536661b854caf916935ded11148990dc160834b0a306c73485c955N.exe"
                    2⤵
                    • UAC bypass
                    • Windows security bypass
                    • Disables RegEdit via registry modification
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • 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:3656
                    • C:\Program Files (x86)\Java Web Start\uncrunch.exe
                      "C:\Program Files (x86)\Java Web Start\uncrunch.exe" "C:\Program Files (x86)\Java Web Start\javaws.out" "C:\Program Files (x86)\Java Web Start\javaws.jar"
                      3⤵
                      • Executes dropped EXE
                      • System Location Discovery: System Language Discovery
                      PID:4056
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3556
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3736
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3836
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3900
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4000
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4188
                            • 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:3176
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3860
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:4316
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:1828
                                    • C:\Windows\system32\backgroundTaskHost.exe
                                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                      1⤵
                                        PID:4500

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • C:\Program Files (x86)\Java Web Start\javaws.out

                                        Filesize

                                        340KB

                                        MD5

                                        b44586e06b73e3c9aa4e03d0517225fd

                                        SHA1

                                        57038f438966a2889c87e136a3fa8bf1e1cbee64

                                        SHA256

                                        80c4215dad1a411237f4e6ec53a51f7bda07d744beccb7c490e9702ea44b787e

                                        SHA512

                                        5bec71e59e5cbfef912425c1b5ba32da97f603bc6c1a084d6c5820baabc1334abc3c04051921dca06e01734ec34839dc1f1a3de999237d4884aa2511618bbc9f

                                      • C:\Program Files (x86)\Java Web Start\uncrunch.exe

                                        Filesize

                                        52KB

                                        MD5

                                        bb488dd0f9e0d4a6bc1e8cddecb31227

                                        SHA1

                                        2f71db39cc0d6857f52a18c3029d2a4b081cecf4

                                        SHA256

                                        d6a78dc91cf90f67ef1f17704a7a22bb2312ee52c4b14bd6e3fae3c7af9a9b82

                                        SHA512

                                        481b0f97fa17ca3aac8f9518e6210985f2215d992ebf34e8047c0fa82f74b87adcc9c46799d4270a851380d4b77570d23661d63f89b5f99b2cf25a7ba6b082b5

                                      • memory/3656-21-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-7-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-8-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-9-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-0-0x0000000000400000-0x000000000043A000-memory.dmp

                                        Filesize

                                        232KB

                                      • memory/3656-12-0x0000000004280000-0x0000000004281000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/3656-11-0x0000000003DB0000-0x0000000003DB2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3656-22-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-13-0x0000000003DB0000-0x0000000003DB2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3656-24-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-15-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-17-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-16-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-18-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-19-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-20-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-10-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-6-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-14-0x0000000003DB0000-0x0000000003DB2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3656-26-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-27-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-30-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-35-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-39-0x0000000003DB0000-0x0000000003DB2000-memory.dmp

                                        Filesize

                                        8KB

                                      • memory/3656-37-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-41-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-44-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-51-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-1-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-5-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-87-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-88-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-93-0x00000000023C0000-0x000000000344D000-memory.dmp

                                        Filesize

                                        16.6MB

                                      • memory/3656-107-0x0000000000400000-0x000000000043A000-memory.dmp

                                        Filesize

                                        232KB