Analysis

  • max time kernel
    95s
  • max time network
    99s
  • 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 18:32

General

  • Target

    cae2b8ebdd47c2d7097fd21cf465dc59c981975deb9e6a4b4dc1fc9daaaaa3ffN.dll

  • Size

    120KB

  • MD5

    2f947c28de0d615cf2526bd328565570

  • SHA1

    7e8a07125c9503ba8984e94691a0a9a5cf0752ed

  • SHA256

    cae2b8ebdd47c2d7097fd21cf465dc59c981975deb9e6a4b4dc1fc9daaaaa3ff

  • SHA512

    92d07c0cbc9101b82d821534b8919ff331ad9b892b36c2bdb0a59a01efdce2ac251d966ad12a8e9dd029c1f2c85fb265fab6e56b0e52585e5979fa3084b78423

  • SSDEEP

    1536:k5UrRXFvW2ETeaHMXclBt21VO3IJuAWhEMFT0eBf+pY3/xsCOFR8tJP:kS9Ceo/BIVO3wuAWKSGpY3GCN

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 15 IoCs

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

  • UPX packed file 33 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:804
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:808
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:336
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2660
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:788
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3140
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3408
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\cae2b8ebdd47c2d7097fd21cf465dc59c981975deb9e6a4b4dc1fc9daaaaa3ffN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4044
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\cae2b8ebdd47c2d7097fd21cf465dc59c981975deb9e6a4b4dc1fc9daaaaa3ffN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:3196
                      • C:\Users\Admin\AppData\Local\Temp\e57886a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57886a.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:3828
                      • C:\Users\Admin\AppData\Local\Temp\e578a00.exe
                        C:\Users\Admin\AppData\Local\Temp\e578a00.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1732
                      • C:\Users\Admin\AppData\Local\Temp\e57a3b2.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a3b2.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:464
                      • C:\Users\Admin\AppData\Local\Temp\e57a3d1.exe
                        C:\Users\Admin\AppData\Local\Temp\e57a3d1.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:1616
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3544
                  • 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:3856
                      • 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:4008
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3768
                            • 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:4908
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:468
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:3216
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:1072

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\e57886a.exe

                                      Filesize

                                      97KB

                                      MD5

                                      5bf84153f4e2efe53252de5f8f6cae8e

                                      SHA1

                                      86b53ea74c103ae0868d19d28e8ef54f60cb2197

                                      SHA256

                                      c8d8e0ce9675cdd9a10c71699cdbca3c23c1cf0c992a7c42622aae1ffb37bca2

                                      SHA512

                                      9060aa7dd541835172389c43024fc4810e150ae1cecd0ccbb2ec50bc890c6635bed2e4c8dc6b37b21bace836de3d0c0804026d784fd2112b8929891933bc8633

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      a38966cce0502f305e4dffdf0eb9a6ac

                                      SHA1

                                      48bc340125c4c2a845b947a154d741ae9fd98514

                                      SHA256

                                      aed27fec07e862f6326fcb3080fc7f0113c9c50a476d2011f4e65c48b6f7a2e2

                                      SHA512

                                      65cc4f9ccade8d4c73326220af6cce712231cceabe412b94d1a5c1ae65086e1254e3182d04d26befe9007b74b20d809d938ea37661628a44b990e2aa48399331

                                    • memory/464-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-96-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-150-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/464-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1616-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1616-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1616-99-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1616-133-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1616-169-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1616-168-0x0000000000B30000-0x0000000001BEA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1616-67-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1732-32-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/1732-62-0x0000000000870000-0x0000000000871000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/1732-66-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1732-69-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1732-95-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/1732-122-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3196-22-0x0000000001560000-0x0000000001562000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3196-27-0x0000000001560000-0x0000000001562000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3196-21-0x0000000001570000-0x0000000001571000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3196-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                      Filesize

                                      128KB

                                    • memory/3196-20-0x0000000001560000-0x0000000001562000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3828-58-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-79-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-43-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-55-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-57-0x0000000001970000-0x0000000001972000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3828-39-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-59-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-40-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-38-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-36-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-37-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-73-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-35-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-74-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-9-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-11-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-13-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-26-0x0000000003FB0000-0x0000000003FB1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/3828-78-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-42-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-82-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-83-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-86-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-87-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-88-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-29-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-34-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-97-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-98-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-33-0x0000000001970000-0x0000000001972000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3828-106-0x0000000001970000-0x0000000001972000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3828-118-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/3828-19-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-31-0x0000000001970000-0x0000000001972000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/3828-8-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-12-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-10-0x0000000000760000-0x000000000181A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/3828-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB