Analysis

  • max time kernel
    91s
  • max time network
    93s
  • 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 14:42

General

  • Target

    677070949ac805024615191614fb426d8ce95610b028fe307b05245c221c0633N.dll

  • Size

    120KB

  • MD5

    4480c704a2d26c481758e8352cda4210

  • SHA1

    58aa76c4ec63ee891a231c260e3c04161a465e7b

  • SHA256

    677070949ac805024615191614fb426d8ce95610b028fe307b05245c221c0633

  • SHA512

    26328782d483ae87cedcf098c001fe593ea5994a1215a4388a4674359965e96fe276ceabfe46e34d3e5f76994bffb08c28e77cbc145477d09ed9f725ecfffb84

  • SSDEEP

    3072:YSHlBQ704onYUVeh5pmAJJTCTXzNn9wnJ13:zHlaQFqzxyzN94

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 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 16 IoCs

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

  • UPX packed file 34 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 5 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:772
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:780
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2984
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3052
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2556
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3388
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\677070949ac805024615191614fb426d8ce95610b028fe307b05245c221c0633N.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2184
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\677070949ac805024615191614fb426d8ce95610b028fe307b05245c221c0633N.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2860
                      • C:\Users\Admin\AppData\Local\Temp\e57b5e2.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b5e2.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:3544
                      • C:\Users\Admin\AppData\Local\Temp\e57b7d6.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b7d6.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:764
                      • C:\Users\Admin\AppData\Local\Temp\e57d13a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d13a.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4416
                      • C:\Users\Admin\AppData\Local\Temp\e57d15a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d15a.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:1676
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3568
                  • 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:3848
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3912
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4008
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3488
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4868
                              • 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:1968
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4092

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e57b5e2.exe

                                    Filesize

                                    97KB

                                    MD5

                                    d1403e0261f6c7c604276c4d2c729911

                                    SHA1

                                    21f656727431f6a24b7d7c2293c804f225f56dec

                                    SHA256

                                    a7d14816470ec069f294889c9ef2279dc056147d941ef27d8666fa845db23e12

                                    SHA512

                                    1727d1b01be8d3298364550fccbc1a00b6f48a281831a2b1c7e95447f284a47099c5a5142a78a61356129ba016d08adf56fa976c1f5942a7eb62baab8a6396a9

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    d5d68aeb5b9b59c506286e8735e92183

                                    SHA1

                                    030dd882724955ddc90bbccb5c9cd197c6433f70

                                    SHA256

                                    2d62be80ee5e8f441c7b35ecf509227b1880bbd99920a7fd692ac17b04d42125

                                    SHA512

                                    d607695de74b3479feb0fb88614aa9998ca33f8567cbfe5e177a87c3a1213cc14afc4f2a2f2959b0317881bc6da7ce54db591097cf01ca712d487346f2b0ab73

                                  • memory/764-120-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/764-34-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/764-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/764-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/764-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/764-88-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1676-70-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1676-133-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1676-132-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1676-168-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1676-167-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/1676-74-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1676-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2860-21-0x00000000007E0000-0x00000000007E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2860-30-0x00000000007E0000-0x00000000007E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2860-22-0x0000000000970000-0x0000000000971000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2860-26-0x00000000007E0000-0x00000000007E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2860-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/3544-60-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-27-0x0000000001BF0000-0x0000000001BF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3544-36-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-37-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-39-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-38-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-41-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-42-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-57-0x0000000001BF0000-0x0000000001BF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3544-24-0x0000000001C00000-0x0000000001C01000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3544-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3544-54-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-9-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-61-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-8-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-11-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-18-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-75-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-31-0x0000000001BF0000-0x0000000001BF2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3544-6-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-25-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-35-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-10-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-77-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-80-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-82-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-83-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-85-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-84-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-87-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-20-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-19-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-92-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-95-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-96-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-97-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3544-116-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3544-12-0x00000000008B0000-0x000000000196A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4416-89-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4416-66-0x0000000000460000-0x0000000000461000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4416-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4416-149-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4416-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4416-55-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB