Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10-12-2024 10:46

General

  • Target

    6a2980da5618ff8d240041065e322ecbd96cb8cc7654fb96566f0512758a4721.dll

  • Size

    120KB

  • MD5

    52d85606b8ea06b4baebc38c33576915

  • SHA1

    4bab6134a37e54d80c9672481708fb0820bc339c

  • SHA256

    6a2980da5618ff8d240041065e322ecbd96cb8cc7654fb96566f0512758a4721

  • SHA512

    64d6a6a6a9db909c510c6e8734fa899ab0903d62dd1d7ebdb9218dcacc9c58315a1ef2d7ba0dd494b9a0aebabf2bd70fa8e84be9f17188715a66c412953df0bd

  • SSDEEP

    3072:B53XHzYwtgP+BXITX17SjgtmA+ebJAaxG7Dbu5q:nYiNG1qqtBwXeq

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
  • Loads dropped DLL 6 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 23 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1080
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1088
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1156
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a2980da5618ff8d240041065e322ecbd96cb8cc7654fb96566f0512758a4721.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2416
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a2980da5618ff8d240041065e322ecbd96cb8cc7654fb96566f0512758a4721.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2164
              • C:\Users\Admin\AppData\Local\Temp\f76d8e1.exe
                C:\Users\Admin\AppData\Local\Temp\f76d8e1.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 AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:2072
              • C:\Users\Admin\AppData\Local\Temp\f76da77.exe
                C:\Users\Admin\AppData\Local\Temp\f76da77.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 policy modification
                PID:2204
              • C:\Users\Admin\AppData\Local\Temp\f76f48c.exe
                C:\Users\Admin\AppData\Local\Temp\f76f48c.exe
                4⤵
                • Executes dropped EXE
                PID:2924
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:468

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\f76d8e1.exe

            Filesize

            97KB

            MD5

            136ce1316e2f80e24f87e804feed3ea7

            SHA1

            c71829436c9798c7a0ca2d00ba96295a96c67049

            SHA256

            6d90c0dc997c41370c4ad39e5e29e444285033e3f8ead80fc3f1094e3665293e

            SHA512

            e95bd207793c777b7dbddc5c39cfee596d0ff0a725c4134a73613df8a02cd34690d52b36cae889e4f735feac63142c249d4ae968226c7e6f1f58c7315e0aadde

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            b8d9c44d0b4c659c9efc9283e4410cfd

            SHA1

            b641775b5a9e49fb63957fcc71e19f5be791e6c1

            SHA256

            d38ce9fcabb949bd851a411d8d1c3755ae2b12f9a3ec91c3bfbf0c52fbe7a266

            SHA512

            20e6b66a45bb200375398b398bdf68ae12dc802196b7a6f9b95f2574dc513ee14d5a776f65f4b864cb347b0a5f6798a44397696008af4d692b06d2f0003999f6

          • memory/1080-28-0x0000000001DA0000-0x0000000001DA2000-memory.dmp

            Filesize

            8KB

          • memory/2072-64-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-161-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2072-14-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-20-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-18-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-17-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-21-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-22-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-65-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-46-0x0000000001720000-0x0000000001721000-memory.dmp

            Filesize

            4KB

          • memory/2072-49-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2072-48-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2072-68-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2072-15-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-162-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-16-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-19-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-90-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-88-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-85-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-80-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2072-69-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-62-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-66-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-12-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2072-63-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2164-45-0x0000000000280000-0x0000000000281000-memory.dmp

            Filesize

            4KB

          • memory/2164-36-0x0000000000280000-0x0000000000281000-memory.dmp

            Filesize

            4KB

          • memory/2164-56-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2164-193-0x00000000002F0000-0x0000000000302000-memory.dmp

            Filesize

            72KB

          • memory/2164-82-0x00000000002F0000-0x0000000000302000-memory.dmp

            Filesize

            72KB

          • memory/2164-81-0x00000000002F0000-0x0000000000302000-memory.dmp

            Filesize

            72KB

          • memory/2164-57-0x00000000002D0000-0x00000000002E2000-memory.dmp

            Filesize

            72KB

          • memory/2164-77-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2164-58-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2164-59-0x00000000002D0000-0x00000000002E2000-memory.dmp

            Filesize

            72KB

          • memory/2164-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2164-9-0x0000000000260000-0x0000000000272000-memory.dmp

            Filesize

            72KB

          • memory/2164-35-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2204-187-0x0000000000A00000-0x0000000001ABA000-memory.dmp

            Filesize

            16.7MB

          • memory/2204-101-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2204-100-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/2204-135-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2204-102-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2204-184-0x0000000000A00000-0x0000000001ABA000-memory.dmp

            Filesize

            16.7MB

          • memory/2204-188-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2204-61-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2924-140-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2924-111-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2924-110-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2924-192-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2924-84-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB