Analysis

  • max time kernel
    83s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 04:54

General

  • Target

    8056aa5c236814f874b3c4ee538996f954ed431fc678c53f06421421f8998653N.dll

  • Size

    120KB

  • MD5

    99917beba5da0f944440028250146d60

  • SHA1

    177af178ea42260c0a8ae0da6f3eb3151246c720

  • SHA256

    8056aa5c236814f874b3c4ee538996f954ed431fc678c53f06421421f8998653

  • SHA512

    b46e80e1ada5557e37248c4a3b76f2cf636adcb96ef13ca770a90e52e6b83fa91b79983f4a1a72573605c06349dd153070258c48dbbb84b2571ae2f319efb590

  • SSDEEP

    3072:cFmdaG5KraU4n+AIz+EfRSPhWHP63zDH8:cF0aGlgrf2hWKX

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 17 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 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1068
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1080
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1152
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\8056aa5c236814f874b3c4ee538996f954ed431fc678c53f06421421f8998653N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1628
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\8056aa5c236814f874b3c4ee538996f954ed431fc678c53f06421421f8998653N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2076
              • C:\Users\Admin\AppData\Local\Temp\f76e1c7.exe
                C:\Users\Admin\AppData\Local\Temp\f76e1c7.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:2332
              • C:\Users\Admin\AppData\Local\Temp\f76e33e.exe
                C:\Users\Admin\AppData\Local\Temp\f76e33e.exe
                4⤵
                • Executes dropped EXE
                PID:2012
              • C:\Users\Admin\AppData\Local\Temp\f76fd72.exe
                C:\Users\Admin\AppData\Local\Temp\f76fd72.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:2728
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:268

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            0607d9671f41bd0ee2a686defbd18abf

            SHA1

            620d5e4c58af7425cc5fef1e8030a90bcb712d7d

            SHA256

            a725b72188027c4b6cc70492577903edc8c88ebaed62fdc0fd3fea46da5880f7

            SHA512

            ebb3ba7ef5932e5bd8847cb77e0df4ec48244587448b157e901d968be264e657e946cb544bcdc4bf2e6b6f515ceb34f687108f7e99c2f1fb4d5893e306b63858

          • \Users\Admin\AppData\Local\Temp\f76e1c7.exe

            Filesize

            97KB

            MD5

            5d61bd5cfd312ce28752a7d6e172eff7

            SHA1

            e388c0c0ff67cdb7aaf2a21ef4a9959e3775dbaf

            SHA256

            a99fb4151ce1214a1a64511f2d79214e739966734400901f9946c57572fc420d

            SHA512

            c199b7c2c9f29f4d1689dd60c982ee5380581d3cd2292b9d3a5dc050665b0278c6f94ca29d5a1870d7621a11fd3b0d107c7303d436594972a66a28d1a0fd9bef

          • memory/1068-28-0x0000000001EA0000-0x0000000001EA2000-memory.dmp

            Filesize

            8KB

          • memory/2012-157-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2012-105-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2012-59-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2012-127-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2012-97-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2012-98-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2076-36-0x0000000000280000-0x0000000000281000-memory.dmp

            Filesize

            4KB

          • memory/2076-56-0x0000000000290000-0x00000000002A2000-memory.dmp

            Filesize

            72KB

          • memory/2076-57-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2076-7-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2076-75-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2076-80-0x00000000002D0000-0x00000000002E2000-memory.dmp

            Filesize

            72KB

          • memory/2076-8-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2076-44-0x0000000000280000-0x0000000000281000-memory.dmp

            Filesize

            4KB

          • memory/2076-35-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2076-212-0x00000000002D0000-0x00000000002E2000-memory.dmp

            Filesize

            72KB

          • memory/2076-54-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2332-61-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-86-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-20-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-55-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2332-21-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-60-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-45-0x0000000001720000-0x0000000001721000-memory.dmp

            Filesize

            4KB

          • memory/2332-62-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-63-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-64-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-66-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-67-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-17-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-47-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2332-73-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2332-82-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-85-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-18-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2332-19-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-109-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-156-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-16-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-14-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-15-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-22-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2332-152-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2332-13-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2728-106-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/2728-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2728-172-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2728-171-0x0000000000A10000-0x0000000001ACA000-memory.dmp

            Filesize

            16.7MB

          • memory/2728-211-0x0000000000A10000-0x0000000001ACA000-memory.dmp

            Filesize

            16.7MB

          • memory/2728-210-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2728-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB