Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 13:58

General

  • Target

    6eb2ca20a146835e3572169f310be3f08e6ccf25e5e61d79302e5746262b8884.dll

  • Size

    120KB

  • MD5

    cd6e40ca47c38bd5dbdcbdc3d48ba9e1

  • SHA1

    cbe2b319a7c035655933c0c53dd8ee87812bb74a

  • SHA256

    6eb2ca20a146835e3572169f310be3f08e6ccf25e5e61d79302e5746262b8884

  • SHA512

    c85503d3839e3af78619ebd97f69074aea6154ad6dc5e9002bee1167c417ef944790860c10116f150684a4130578df87739c29662b905e1c6f8106f98c3471f7

  • SSDEEP

    1536:6v0GWwxXsfqK7LYNLdXl9ef9TiNr1ZJ+EAHW1gXQz3x9U7emjHKDl:s0GWw9dKXYNJXlEF2Nr1X+E2A9yeKHS

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 14 IoCs

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

  • UPX packed file 32 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 54 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:796
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2832
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2996
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2920
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3404
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\6eb2ca20a146835e3572169f310be3f08e6ccf25e5e61d79302e5746262b8884.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:116
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\6eb2ca20a146835e3572169f310be3f08e6ccf25e5e61d79302e5746262b8884.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2376
                      • C:\Users\Admin\AppData\Local\Temp\e57b8e0.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b8e0.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:1132
                      • C:\Users\Admin\AppData\Local\Temp\e57b9ab.exe
                        C:\Users\Admin\AppData\Local\Temp\e57b9ab.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4684
                      • C:\Users\Admin\AppData\Local\Temp\e57d457.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d457.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • System policy modification
                        PID:3368
                      • C:\Users\Admin\AppData\Local\Temp\e57d467.exe
                        C:\Users\Admin\AppData\Local\Temp\e57d467.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:4640
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3576
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3772
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3860
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3924
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4028
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4148
                            • 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:1664
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:792

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e57b8e0.exe

                                  Filesize

                                  97KB

                                  MD5

                                  4b0b9ce919103425acc2123f6b431d27

                                  SHA1

                                  9e981ea26b0d05de64ff6da14475e27101a2f5f7

                                  SHA256

                                  8fb21dec3a9fa1724b11a0f2aa18bd9d71c2afb9255dcbe4fe5aa1a0ebd1f14f

                                  SHA512

                                  ee61fd0aed5639e58bcd1629d9556be0ffb6e414e5976334dac67c6807f21390aaab4ac74cc190cf991d4605629e7d17bff8d12feccc72072832c67aa298ff0b

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  a0cb0b20c58c08d2799c44543086036b

                                  SHA1

                                  5fe8f78a95c1a3f012be85ec79b5f4c5637b26c2

                                  SHA256

                                  ad24af63b2ac9dc917cef609504a58b8bfdccb053d0cd58692745ce0292070d7

                                  SHA512

                                  7883cf0cf4e5386b37474189339aef40086b02f8794d51e2f1d16019cc3ad4fc95c1a898a7d3f48c99322f2057bdbbd8d219287c3fe2163183d4035016103521

                                • memory/1132-59-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1132-88-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-17-0x00000000006C0000-0x00000000006C1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1132-13-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-36-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1132-22-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1132-61-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-28-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1132-120-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1132-108-0x00000000005E0000-0x00000000005E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1132-9-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-99-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-23-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-12-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-11-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-10-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-26-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-98-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-37-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-38-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-39-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-40-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-41-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-43-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-44-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-96-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-57-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-8-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-60-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-86-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-84-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-21-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-82-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-80-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-76-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/1132-75-0x00000000008F0000-0x00000000019AA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2376-14-0x0000000004030000-0x0000000004032000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2376-25-0x0000000004030000-0x0000000004032000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2376-24-0x0000000004040000-0x0000000004041000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2376-18-0x0000000004030000-0x0000000004032000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2376-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/3368-67-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/3368-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3368-143-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3368-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3368-141-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3368-100-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/3368-148-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4640-70-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4640-74-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4640-147-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4640-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4640-101-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4640-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4684-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4684-124-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/4684-65-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4684-90-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4684-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/4684-35-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB