Analysis

  • max time kernel
    28s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 13:47

General

  • Target

    678aa3def89313b2cc54db583fbc3e78f8defde20fea7a1f819ed8d54be5d992.dll

  • Size

    120KB

  • MD5

    8110b6d591402fbd4a3db406b67d6a92

  • SHA1

    b283410dad0aa1724261b6d6e68ffab0d264fc92

  • SHA256

    678aa3def89313b2cc54db583fbc3e78f8defde20fea7a1f819ed8d54be5d992

  • SHA512

    121665158f89fbda9b421275720f647cf85da34d81c6ec17d2730bf32c231046f51b2137a7ea8bb5608c145e06780b8b59a01bba2d1146aebb39f658056855dc

  • SSDEEP

    1536:48mBsobH7Py8kFWQPbg09WkAniKUqJUnmcfEv/yh17qV+pIQcl0VmZPSVp:4XsZNFW+gcWqqJ4sCn7qsIZ/ZqX

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 6 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 42 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1088
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1192
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\678aa3def89313b2cc54db583fbc3e78f8defde20fea7a1f819ed8d54be5d992.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2060
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\678aa3def89313b2cc54db583fbc3e78f8defde20fea7a1f819ed8d54be5d992.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2148
              • C:\Users\Admin\AppData\Local\Temp\f786f08.exe
                C:\Users\Admin\AppData\Local\Temp\f786f08.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:2288
              • C:\Users\Admin\AppData\Local\Temp\f7871a7.exe
                C:\Users\Admin\AppData\Local\Temp\f7871a7.exe
                4⤵
                • Executes dropped EXE
                PID:2980
              • C:\Users\Admin\AppData\Local\Temp\f78894c.exe
                C:\Users\Admin\AppData\Local\Temp\f78894c.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:2752
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1440

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            ac5b9492a1a97e7abebc67e3a3f27d43

            SHA1

            4b20af386a9e76eeab363167ba7e11c8fba1c9af

            SHA256

            ef8eab1ec96bbbe571cf1cf6bb8bc1af865eca27518676ad360ceb9574ff861d

            SHA512

            891a48da16611683d640c86b04d04e28296314f0d3fecf6505e6800aa49d8bcd02aae7086cdfcbe5a4bcbc162388725316f0bc04382ded7ad3c37bd0fb672336

          • \Users\Admin\AppData\Local\Temp\f786f08.exe

            Filesize

            97KB

            MD5

            f1b9ad7b3d076e04c2d9873e38d49fad

            SHA1

            8f50ed098ef2acb52d4464ca5992fae00c5e006b

            SHA256

            b7c7a289ae5f5d6d2de70019caf81290178023d97d23b75eee8994b47ef42f58

            SHA512

            1f0de85cdc7f7c5774d0103d4517df293bb1e83becae7b45cb122412b2c168fc37d535dc8e01ef372e481d990f6c679d48a36a29a0f4d320b1fc62546a3220d6

          • memory/1088-22-0x0000000001B40000-0x0000000001B42000-memory.dmp

            Filesize

            8KB

          • memory/2148-71-0x00000000003D0000-0x00000000003E2000-memory.dmp

            Filesize

            72KB

          • memory/2148-30-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2148-8-0x00000000001A0000-0x00000000001B2000-memory.dmp

            Filesize

            72KB

          • memory/2148-31-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2148-50-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2148-72-0x00000000003D0000-0x00000000003E2000-memory.dmp

            Filesize

            72KB

          • memory/2148-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2148-77-0x00000000001A0000-0x00000000001A6000-memory.dmp

            Filesize

            24KB

          • memory/2148-49-0x0000000000240000-0x0000000000252000-memory.dmp

            Filesize

            72KB

          • memory/2148-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2148-48-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2148-40-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2288-61-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-81-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-18-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-17-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-16-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-21-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-19-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-54-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/2288-15-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-60-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-20-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-62-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-11-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-78-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-14-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2288-39-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-79-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/2288-80-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-38-0x00000000002A0000-0x00000000002A1000-memory.dmp

            Filesize

            4KB

          • memory/2288-83-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-84-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-92-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-143-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-142-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2288-109-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2288-108-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2752-105-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2752-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2752-148-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2752-150-0x0000000000970000-0x0000000001A2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2752-182-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2752-183-0x0000000000970000-0x0000000001A2A000-memory.dmp

            Filesize

            16.7MB

          • memory/2980-103-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2980-104-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2980-123-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2980-147-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2980-96-0x0000000000280000-0x0000000000281000-memory.dmp

            Filesize

            4KB

          • memory/2980-52-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB