Analysis

  • max time kernel
    135s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-12-2024 06:19

General

  • Target

    3e607f637b62d7069f813ab9d60742a6ba42861cbe1b981c88d8721b8c6e6411.exe

  • Size

    2.4MB

  • MD5

    6211ec568f1b84b517c481c39f26429e

  • SHA1

    8bc72186852231612e998dac6f06974893b8853c

  • SHA256

    3e607f637b62d7069f813ab9d60742a6ba42861cbe1b981c88d8721b8c6e6411

  • SHA512

    e29f157ddae7dc57ba69696699e2156a5dd8673e12444af25ded02cf3ba0f31a107a677f06a678b43eca5fd4ff0a1e3abaa37059f55e131a59fe78ba5800a386

  • SSDEEP

    49152:c+bil8KtTt0dMdRhfU8g9KUY6VPhPIiH6HU/7xSNBy9HAI:xOl8KtTCdsLbg99KC6agI

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 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 6 IoCs

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

  • 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 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 62 IoCs
  • Suspicious use of WriteProcessMemory 13 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:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2556
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2576
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3008
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Users\Admin\AppData\Local\Temp\3e607f637b62d7069f813ab9d60742a6ba42861cbe1b981c88d8721b8c6e6411.exe
                    "C:\Users\Admin\AppData\Local\Temp\3e607f637b62d7069f813ab9d60742a6ba42861cbe1b981c88d8721b8c6e6411.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • 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:3716
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3572
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3764
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3852
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3920
                        • 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:4152

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • memory/3716-0-0x0000000000400000-0x000000000066C000-memory.dmp

                              Filesize

                              2.4MB

                            • memory/3716-6-0x0000000002530000-0x00000000035EA000-memory.dmp

                              Filesize

                              16.7MB

                            • memory/3716-5-0x0000000002530000-0x00000000035EA000-memory.dmp

                              Filesize

                              16.7MB

                            • memory/3716-4-0x0000000002530000-0x00000000035EA000-memory.dmp

                              Filesize

                              16.7MB

                            • memory/3716-3-0x0000000002530000-0x00000000035EA000-memory.dmp

                              Filesize

                              16.7MB

                            • memory/3716-9-0x0000000002530000-0x00000000035EA000-memory.dmp

                              Filesize

                              16.7MB

                            • memory/3716-12-0x0000000002530000-0x00000000035EA000-memory.dmp

                              Filesize

                              16.7MB

                            • memory/3716-14-0x0000000000400000-0x000000000066C000-memory.dmp

                              Filesize

                              2.4MB