Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08-12-2024 02:39

General

  • Target

    1ae6691fb1abeed7380822b2effc33c6fb889f30881e52b2a20a44f55e96ef25N.dll

  • Size

    120KB

  • MD5

    76f82c5535bc85de9ff28f7094ad2fc0

  • SHA1

    45c9e5a988fd5a8991b99b7f14da76f3ff104bdf

  • SHA256

    1ae6691fb1abeed7380822b2effc33c6fb889f30881e52b2a20a44f55e96ef25

  • SHA512

    96867dfbd09ed5ad7ea4e5071f7bd80627996c9537dceacf1a4702d3d872ebdd531f5bd72a7f0aaec10536b3d130ed8334efc839e7f699c4cb6a510425160ab4

  • SSDEEP

    3072:034dZ3CIkPcfN9KW2T4gIsdiqhIGyt+JCzcZ:0s393hsOGyt+JwcZ

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 7 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 25 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 39 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1116
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1204
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\1ae6691fb1abeed7380822b2effc33c6fb889f30881e52b2a20a44f55e96ef25N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1984
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\1ae6691fb1abeed7380822b2effc33c6fb889f30881e52b2a20a44f55e96ef25N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2056
              • C:\Users\Admin\AppData\Local\Temp\f768585.exe
                C:\Users\Admin\AppData\Local\Temp\f768585.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:2176
              • C:\Users\Admin\AppData\Local\Temp\f768768.exe
                C:\Users\Admin\AppData\Local\Temp\f768768.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
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:2920
              • C:\Users\Admin\AppData\Local\Temp\f76b136.exe
                C:\Users\Admin\AppData\Local\Temp\f76b136.exe
                4⤵
                • Executes dropped EXE
                PID:988
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1668

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            8984cf6062128eebfcffe30207beef0a

            SHA1

            0b8cc726edede342699e0e44700f7384447e577e

            SHA256

            ec7c39902924b5c8efcc4d20ceabcd951f6dd0f3591cf32af3025bda37d9c459

            SHA512

            d3cf8e0aac618ef20c4402ff3f8d11662420bed4a5b4c25dd924f141f45dd1ef2b7cfacf9f8c0e3d8695910d756eaa9769284f7374a03b305f2f603cb40802fe

          • \Users\Admin\AppData\Local\Temp\f768585.exe

            Filesize

            97KB

            MD5

            c8a6963323b2e22129e122d0d826db7a

            SHA1

            27993bc8a19d10aabdd3b8467d694907b64e0c8c

            SHA256

            6c79f55fe6317df4984defbbb194a5a8717952e98d6cbf004cf308c38a25e88a

            SHA512

            dbae9adfa54e7078bba5a078c1b5c79324789ad33ef24c6d0d4b62d4c8c12dde0d9ad98f4f5d1b023e741e2b88e570d6c4988c609ec42195f36492634ba5c805

          • memory/988-180-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1116-29-0x0000000000420000-0x0000000000422000-memory.dmp

            Filesize

            8KB

          • memory/2056-37-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2056-9-0x0000000000190000-0x00000000001A2000-memory.dmp

            Filesize

            72KB

          • memory/2056-89-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2056-90-0x0000000000250000-0x0000000000262000-memory.dmp

            Filesize

            72KB

          • memory/2056-46-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2056-36-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2056-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2056-91-0x0000000000250000-0x0000000000262000-memory.dmp

            Filesize

            72KB

          • memory/2056-57-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2056-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2056-59-0x00000000001D0000-0x00000000001E2000-memory.dmp

            Filesize

            72KB

          • memory/2056-60-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2176-16-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-79-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-23-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-22-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-19-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-17-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-11-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2176-61-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-58-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-49-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2176-47-0x0000000001820000-0x0000000001821000-memory.dmp

            Filesize

            4KB

          • memory/2176-21-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-64-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2176-65-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-13-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-126-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2176-107-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-20-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-80-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-50-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2176-15-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-18-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-96-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-97-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-98-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-100-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-102-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-104-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-105-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2920-76-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2920-77-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2920-128-0x00000000009A0000-0x0000000001A5A000-memory.dmp

            Filesize

            16.7MB

          • memory/2920-78-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2920-176-0x00000000009A0000-0x0000000001A5A000-memory.dmp

            Filesize

            16.7MB

          • memory/2920-175-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2920-63-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB