Analysis

  • max time kernel
    122s
  • 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
    03/12/2024, 20:20

General

  • Target

    63991f91c8e6a0ea4bb20431fa6f11e5a80b52fc0e4a33a109bfb547c001f9e3.exe

  • Size

    1.2MB

  • MD5

    7ff52acf2b53d2b5a53b4fca405b3e78

  • SHA1

    8c740dbb941aaa5af7addceca34e73cd41fc28d6

  • SHA256

    63991f91c8e6a0ea4bb20431fa6f11e5a80b52fc0e4a33a109bfb547c001f9e3

  • SHA512

    5f54ec667b1c0b578858aea83c793a03adec3323a49ddaf6465cfbd2cd8583ef16a94db82ec1c139603d41b66ed05c1fd817aabf7f5a91c2ce68459ceccaae87

  • SSDEEP

    24576:catIvCEBXufFWij4EBbjQjcKIzs2JhoYQwORdYJK4NXJVz:wXwHpcszs2LQ3RCI43Vz

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
  • 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 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:776
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2868
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2888
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2968
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3396
                  • C:\Users\Admin\AppData\Local\Temp\63991f91c8e6a0ea4bb20431fa6f11e5a80b52fc0e4a33a109bfb547c001f9e3.exe
                    "C:\Users\Admin\AppData\Local\Temp\63991f91c8e6a0ea4bb20431fa6f11e5a80b52fc0e4a33a109bfb547c001f9e3.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
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:3284
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3524
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3720
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3812
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3876
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:3956
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:432
                            • 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:2556
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:3288
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:1596

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • F:\ljfq.exe

                                    Filesize

                                    97KB

                                    MD5

                                    72a2bde708e9e2a6b38c2a0754948b83

                                    SHA1

                                    8acb7c52d5e7325fac3b5c961de6923288e5b6c8

                                    SHA256

                                    828aae610e08484e8d79359729652f46c3dff084c3097bf9b7af91f12a053c46

                                    SHA512

                                    691fa94f9d24f5860f2d9be555281c9d48ec12e753c8d2354cfc24e75b2a6283013ccf6fa005d41c99de5be87c93e9f64e68bcb7eab6a764fee55520d0606d19

                                  • memory/3284-32-0x0000000002410000-0x0000000002412000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3284-6-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-4-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-5-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-7-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-15-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-19-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-17-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-16-0x0000000002410000-0x0000000002412000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3284-18-0x0000000002410000-0x0000000002412000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3284-9-0x0000000003530000-0x0000000003531000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3284-8-0x0000000002410000-0x0000000002412000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3284-0-0x0000000000400000-0x0000000000535000-memory.dmp

                                    Filesize

                                    1.2MB

                                  • memory/3284-20-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-22-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-21-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-23-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-24-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-25-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-27-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-28-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-29-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-3-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-31-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-47-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-35-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-36-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-40-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-42-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-44-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-45-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-33-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-49-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-50-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-57-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-60-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-62-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-63-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-64-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-66-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-67-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-68-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-71-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-73-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-77-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-1-0x0000000002430000-0x00000000034EA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3284-86-0x0000000000400000-0x0000000000535000-memory.dmp

                                    Filesize

                                    1.2MB