Analysis

  • max time kernel
    117s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-12-2024 22:06

General

  • Target

    cc3566e2dcc1db3e5b4ff5faea25dce24b269c101145998a546761c19de17e27N.dll

  • Size

    120KB

  • MD5

    745673da0461abdf0cfdee35bad5b190

  • SHA1

    bffcb0c537124fe8cab2ccd842410fa8e0acf280

  • SHA256

    cc3566e2dcc1db3e5b4ff5faea25dce24b269c101145998a546761c19de17e27

  • SHA512

    1afd8f65951e88a6d0c92d813488c0d3e1746841ba7d094b2093e6209a16f232b724c65e457c85bd6d0ebedc3f86bbd8fcb01ee583be2000a05e272b44d493a9

  • SSDEEP

    3072:j0pMrTorkvtwn2Bmkz+em8DVuXMHmVkxh:KMAz2BmkjDEXMG2x

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 9 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 21 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 11 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 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 46 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1040
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1068
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1112
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\cc3566e2dcc1db3e5b4ff5faea25dce24b269c101145998a546761c19de17e27N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2536
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\cc3566e2dcc1db3e5b4ff5faea25dce24b269c101145998a546761c19de17e27N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:592
              • C:\Users\Admin\AppData\Local\Temp\f76b7f9.exe
                C:\Users\Admin\AppData\Local\Temp\f76b7f9.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:1704
              • C:\Users\Admin\AppData\Local\Temp\f76b912.exe
                C:\Users\Admin\AppData\Local\Temp\f76b912.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
                • Suspicious behavior: EnumeratesProcesses
                • System policy modification
                PID:2888
              • C:\Users\Admin\AppData\Local\Temp\f76d3b3.exe
                C:\Users\Admin\AppData\Local\Temp\f76d3b3.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:2588
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:888

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            7a374553c0ea63e48fc22af5d242d7e5

            SHA1

            66bd7bb7a07f966a859b4d7dbce0fdedfa2b718e

            SHA256

            61a4e7bcd031c4c84b9974db27de9bed812b73ddd5f578e08990d924e583e6ff

            SHA512

            84d79dacd0cb2bcce0f5662bc48f13741e45d5e863883e81b4d9095bfcbd4ab5a2cca91d692be848686b8a28c421ef5e032cdfb0c3bc5fe6448927aa8e8e4540

          • \Users\Admin\AppData\Local\Temp\f76b7f9.exe

            Filesize

            97KB

            MD5

            dc192d20990df695462071b0d8f136c2

            SHA1

            215ec55c53a684150ed0c0afd4b81cbf3f402d97

            SHA256

            f2c5ba03421bb0f406cf61030d02275edd0030ecbcc953a3cf8f313c24df71c2

            SHA512

            0dac1558a30a25f92c9c6aef65586b928c8094536a9a0f565eaa3127aa665a8339a6f433a94570f6dcbbf5599667a93634f9f6cbf07f07577ddbd6cf70d2f0cc

          • memory/592-70-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/592-77-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/592-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/592-6-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/592-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/592-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/592-47-0x0000000000530000-0x0000000000542000-memory.dmp

            Filesize

            72KB

          • memory/592-75-0x0000000000530000-0x0000000000542000-memory.dmp

            Filesize

            72KB

          • memory/592-39-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/592-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/592-35-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/592-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/592-48-0x0000000000530000-0x0000000000542000-memory.dmp

            Filesize

            72KB

          • memory/592-28-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/592-27-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/592-26-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/1040-19-0x0000000001F90000-0x0000000001F92000-memory.dmp

            Filesize

            8KB

          • memory/1704-61-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-81-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-50-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-49-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-51-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-18-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-52-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-17-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-60-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-59-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-58-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-63-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-36-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/1704-38-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/1704-14-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-78-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-79-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-34-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/1704-145-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1704-146-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-16-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-109-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-107-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-100-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-101-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-103-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1704-105-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2588-126-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2588-99-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2588-96-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2588-224-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2888-91-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/2888-92-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2888-97-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2888-175-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2888-180-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB