Analysis

  • max time kernel
    92s
  • 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
    16-12-2024 09:10

General

  • Target

    88a19acbd1d61f6250a6de3cb82de35e9dc2b8bac297fccef38aa46e5fc5e984N.dll

  • Size

    120KB

  • MD5

    9681c58a8284108fba75d0641de619c0

  • SHA1

    f6ba815331daf6dac31719c9c80670526746d92b

  • SHA256

    88a19acbd1d61f6250a6de3cb82de35e9dc2b8bac297fccef38aa46e5fc5e984

  • SHA512

    73f732a2e84ad91870d9ac08a86e9042ac3f050aceae85a5f3e3f4c2ce139ba6f8b2b6a3866ee984e61555c1402c72f328c7a81a563b3e2cdac0c2f21ab37b7c

  • SSDEEP

    1536:wZoZusHg02+SMfxJmgxviTiAES2/ioui1J3nDAWjHr551c092rdQ9zukBR:qopAZufxHx4it/iRmnD5D1czd+icR

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 3 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 17 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 35 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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:808
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:816
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:380
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3064
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:684
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3164
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3432
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\88a19acbd1d61f6250a6de3cb82de35e9dc2b8bac297fccef38aa46e5fc5e984N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:792
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\88a19acbd1d61f6250a6de3cb82de35e9dc2b8bac297fccef38aa46e5fc5e984N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:1000
                      • C:\Users\Admin\AppData\Local\Temp\e57ac2e.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ac2e.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 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:3204
                      • C:\Users\Admin\AppData\Local\Temp\e57ad76.exe
                        C:\Users\Admin\AppData\Local\Temp\e57ad76.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:344
                      • C:\Users\Admin\AppData\Local\Temp\e57c796.exe
                        C:\Users\Admin\AppData\Local\Temp\e57c796.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:3312
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3528
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3748
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3872
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3956
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4048
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3804
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:2468
                              • 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:3496

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

                                Loading Replay Monitor...

                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57ac2e.exe

                                  Filesize

                                  97KB

                                  MD5

                                  9f5fafef54617280cfa681eb77b880e5

                                  SHA1

                                  a5e8de4af663fbdfc545c703c98e4135335da0c1

                                  SHA256

                                  830b7aafb9733ed4f82491c843d86779f9d450eecb789c915272bdcb07fc5bc4

                                  SHA512

                                  116c435846938248e62e59f029f4c50919e5c944153a95700429e3f665e15fb1822c5243b24b5b84bd971611fb9023cddec81a54216d2049738e9ee60a893d44

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  c8ebf655268cdcc531f7ab1f7e310632

                                  SHA1

                                  62b6fff3d58627466c6272101bf0317db634d15e

                                  SHA256

                                  d545df34339500a1960ebf11a6d468ae51aa1c4ca7d5e883171eb95ddb20e7f1

                                  SHA512

                                  259b83d4d779bca0fa994edb39e20033d79995ded1ffabde0d4f2db23906c14fdbc19dbfeff9df2640dd039c1cb9eaf59c0e7cea235959f3996ebe97fdf2e4f9

                                • memory/344-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/344-134-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/344-87-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/344-60-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/344-61-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/344-64-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1000-15-0x0000000000D80000-0x0000000000D81000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1000-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/1000-47-0x0000000000CF0000-0x0000000000CF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1000-14-0x0000000000CF0000-0x0000000000CF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1000-22-0x0000000000CF0000-0x0000000000CF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1000-21-0x0000000000CF0000-0x0000000000CF2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3204-53-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-86-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-8-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-11-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-17-0x0000000000690000-0x0000000000691000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3204-20-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-24-0x0000000000680000-0x0000000000682000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3204-6-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-36-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-37-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-38-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-39-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-40-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-42-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-43-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3204-32-0x0000000000680000-0x0000000000682000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3204-18-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-54-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-55-0x0000000000680000-0x0000000000682000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3204-57-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-58-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-12-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-113-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3204-31-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-96-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-19-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-13-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-68-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-71-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-75-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-76-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-79-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-85-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-9-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-10-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-88-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-89-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-91-0x00000000008B0000-0x000000000196A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3204-102-0x0000000000680000-0x0000000000682000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3312-92-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3312-63-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3312-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3312-66-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3312-126-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3312-48-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3312-161-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3312-162-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB