Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    29-12-2024 02:13

General

  • Target

    9af3a06787c32483f0b2bb516df5d3e78de72215efe7a183d512406aa6b26cfc.dll

  • Size

    120KB

  • MD5

    5744aebab236b969abc08da4a88c3745

  • SHA1

    340df8644e6bfcec8487f7a91409cb0c3d53cc7e

  • SHA256

    9af3a06787c32483f0b2bb516df5d3e78de72215efe7a183d512406aa6b26cfc

  • SHA512

    2c179fcc0b4ac126fb42edf9c5c53ff1bddb61a980f5a37d0b460b84b272bf18d2e0d143ead308d339975fce2f76fb039cf41f9470e5be55a586b31efaccd75c

  • SSDEEP

    1536:41dVfjrQlgLiV1GLgnhBv9pB8q/JZ/qYK/bBOtR5BGqYlowz6g3tWkhu6DIR9O8:uJQa7gnHrBJ/XqYa1kRKq6o2Xu6cR9R

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 23 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1200
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\9af3a06787c32483f0b2bb516df5d3e78de72215efe7a183d512406aa6b26cfc.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1588
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\9af3a06787c32483f0b2bb516df5d3e78de72215efe7a183d512406aa6b26cfc.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2372
              • C:\Users\Admin\AppData\Local\Temp\f768b7d.exe
                C:\Users\Admin\AppData\Local\Temp\f768b7d.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:2488
              • C:\Users\Admin\AppData\Local\Temp\f768d03.exe
                C:\Users\Admin\AppData\Local\Temp\f768d03.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:2640
              • C:\Users\Admin\AppData\Local\Temp\f76a728.exe
                C:\Users\Admin\AppData\Local\Temp\f76a728.exe
                4⤵
                • Executes dropped EXE
                PID:2472
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:836

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            da491f0c21a3b378485ebdff915fbe14

            SHA1

            962aedd8e0ced2a205e5d9365fb4d8ecafa90c37

            SHA256

            c4679db85f9188eb4db5f5167ed48e4458a54b584759d0007ed783d898921cfe

            SHA512

            7d5b6cf3a7518cf19b2765f5b9b3d424f82f856f43b001b721d8bd808ac922816d4a9ee13ae281177d4d84c2ad3a1db37a34684a737d8fab8bc6b93991766740

          • \Users\Admin\AppData\Local\Temp\f768b7d.exe

            Filesize

            97KB

            MD5

            61dfc27d99cac37b1852708e16aad96c

            SHA1

            c307de2d9fa9c6e9228ca11b0cd9c7de0aed25ab

            SHA256

            85df0ddba90caa8cabffccf5a7eb0cb7e37e2d4e638f721f82d369dd67bb5474

            SHA512

            c167acac4b08b4109aed90d1879ea3cc022d399b09beed64d020747e3a21d0af22da877a585901d99c90b8f34c9d5a7fab076fc5ee1f308c709d38564561c4ae

          • memory/1112-31-0x00000000002E0000-0x00000000002E2000-memory.dmp

            Filesize

            8KB

          • memory/2372-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2372-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2372-7-0x0000000000150000-0x0000000000162000-memory.dmp

            Filesize

            72KB

          • memory/2372-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2372-13-0x0000000000150000-0x0000000000162000-memory.dmp

            Filesize

            72KB

          • memory/2372-58-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2372-74-0x0000000000230000-0x0000000000242000-memory.dmp

            Filesize

            72KB

          • memory/2372-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2372-39-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2372-40-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2372-42-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2372-61-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2372-60-0x0000000000210000-0x0000000000222000-memory.dmp

            Filesize

            72KB

          • memory/2472-110-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2472-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2472-178-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2472-138-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2472-111-0x0000000000330000-0x0000000000331000-memory.dmp

            Filesize

            4KB

          • memory/2488-70-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-84-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-23-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-20-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-17-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-21-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-24-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-18-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-63-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-64-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-65-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-67-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-66-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-69-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-25-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-51-0x0000000002F80000-0x0000000002F82000-memory.dmp

            Filesize

            8KB

          • memory/2488-19-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-22-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-87-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-88-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-89-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-50-0x0000000002F80000-0x0000000002F82000-memory.dmp

            Filesize

            8KB

          • memory/2488-15-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2488-48-0x0000000002F90000-0x0000000002F91000-memory.dmp

            Filesize

            4KB

          • memory/2488-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2488-161-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2488-162-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2640-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2640-137-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2640-100-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2640-171-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2640-174-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2640-173-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2640-103-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2640-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB