Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 00:30

General

  • Target

    47ad4fca26b51985a3655622754682736e5aae7b877fbc2dad5568a23a7beee5N.dll

  • Size

    120KB

  • MD5

    50692d16ffbce75004e7354a2e92f1f0

  • SHA1

    e252cebc0777beef504172de5e68801e3ea39219

  • SHA256

    47ad4fca26b51985a3655622754682736e5aae7b877fbc2dad5568a23a7beee5

  • SHA512

    e5cb45c8b0d341f68f45833e1dc1e89e6be5b18ed69d653742b90995b2231f397b722c0ff19e95b9c7b8a8bf1b355dca8c2682018ad670bcd1a99627d26e5b48

  • SSDEEP

    3072:YDe4UCBe3rI6k7qTlkXdkGMvpu7QYK94umeL:v4UCBexk7iOXcvAqWumU

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 24 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\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1048
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1124
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1164
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\47ad4fca26b51985a3655622754682736e5aae7b877fbc2dad5568a23a7beee5N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:840
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\47ad4fca26b51985a3655622754682736e5aae7b877fbc2dad5568a23a7beee5N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2544
              • C:\Users\Admin\AppData\Local\Temp\f76cc92.exe
                C:\Users\Admin\AppData\Local\Temp\f76cc92.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:1632
              • C:\Users\Admin\AppData\Local\Temp\f76ce76.exe
                C:\Users\Admin\AppData\Local\Temp\f76ce76.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:2888
              • C:\Users\Admin\AppData\Local\Temp\f76e80e.exe
                C:\Users\Admin\AppData\Local\Temp\f76e80e.exe
                4⤵
                • Executes dropped EXE
                PID:2224
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1948

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            8ce0e7d4b31b951e6faa38073e043901

            SHA1

            6038e172e2cb15367a5ed2ee4f827aeb7dba1d6c

            SHA256

            15a274d4f25381090ba2fdb4e4949abdc12c5afb95989dab5641109aa484a3c8

            SHA512

            1f7d5b5508937ec9bb12f37fc1f32d5a5503c79202af3411ea84b6dee6e63a469e863e56ac959dbe817d8627d3a2027d0c2575948493f4a0d9f422ea3c422f1a

          • \Users\Admin\AppData\Local\Temp\f76cc92.exe

            Filesize

            97KB

            MD5

            97e0a070873f929414b99013bffd93f4

            SHA1

            cf750ad8a176709ccb66138e01d2d62a5ff5c978

            SHA256

            bcd308c9f1802e1191a34d09f31bdc5e6b8d4e8dcc0f9911a06272bd3935cb3b

            SHA512

            df3933c86ceaa75388630f094f167701dca634377e262985be7dd1be527dcfbeebebbe1a90d48f4179d172c6a373f7e3384b1cb5b571c5d7e532cef265bd0720

          • memory/1048-28-0x0000000002010000-0x0000000002012000-memory.dmp

            Filesize

            8KB

          • memory/1632-50-0x0000000000370000-0x0000000000372000-memory.dmp

            Filesize

            8KB

          • memory/1632-90-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-63-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1632-157-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1632-158-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-48-0x00000000004A0000-0x00000000004A1000-memory.dmp

            Filesize

            4KB

          • memory/1632-88-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-86-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-65-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-25-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-84-0x0000000000370000-0x0000000000372000-memory.dmp

            Filesize

            8KB

          • memory/1632-70-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-69-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-66-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-67-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-58-0x0000000000370000-0x0000000000372000-memory.dmp

            Filesize

            8KB

          • memory/1632-24-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-23-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-22-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-21-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-19-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-64-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-26-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-17-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-20-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-18-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-85-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2224-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2224-136-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2224-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2224-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2224-106-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2224-184-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2544-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2544-57-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2544-78-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2544-40-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/2544-42-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/2544-39-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2544-82-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/2544-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2544-12-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2544-13-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2544-60-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2544-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2544-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2544-59-0x00000000001C0000-0x00000000001D2000-memory.dmp

            Filesize

            72KB

          • memory/2888-179-0x0000000000A10000-0x0000000001ACA000-memory.dmp

            Filesize

            16.7MB

          • memory/2888-99-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/2888-104-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2888-173-0x0000000000A10000-0x0000000001ACA000-memory.dmp

            Filesize

            16.7MB

          • memory/2888-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2888-180-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2888-103-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB