Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2024 23:47

General

  • Target

    396ccb0aa4ce12ff0dac0d445eeea3fda70822899ea65ca50e5969c62c0d7cb5.dll

  • Size

    120KB

  • MD5

    4cab0ffdbeeef0101e830ede348287be

  • SHA1

    4caa8b5a853141d0f023c90a116d05c9f684b90d

  • SHA256

    396ccb0aa4ce12ff0dac0d445eeea3fda70822899ea65ca50e5969c62c0d7cb5

  • SHA512

    cced443602853e1df7dbc4d61302f28933aefcab2ba7239f72c8a1f3e9aee794d11f67d9f8d3dc33e97e933a8aaa3de49493cd453988bca426c1bbf55ddeeb02

  • SSDEEP

    3072:N4jLBsA4AThBPKZcaIrtv+MjcVE8fL1fS:yeAhp7RGMjcVEsw

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 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 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1064
    • 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\396ccb0aa4ce12ff0dac0d445eeea3fda70822899ea65ca50e5969c62c0d7cb5.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2516
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\396ccb0aa4ce12ff0dac0d445eeea3fda70822899ea65ca50e5969c62c0d7cb5.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1864
              • C:\Users\Admin\AppData\Local\Temp\f76c6c8.exe
                C:\Users\Admin\AppData\Local\Temp\f76c6c8.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:2348
              • C:\Users\Admin\AppData\Local\Temp\f76c8db.exe
                C:\Users\Admin\AppData\Local\Temp\f76c8db.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:2772
              • C:\Users\Admin\AppData\Local\Temp\f76e263.exe
                C:\Users\Admin\AppData\Local\Temp\f76e263.exe
                4⤵
                • Executes dropped EXE
                PID:2628
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1488

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            99f7f61910d7fcde756d2d67b05e3f7c

            SHA1

            6a7be3704a249a98fb0ad46ad2ca96b6744d8824

            SHA256

            def1c5efbcfc42dd419a924aabe3e6ef627f3cd8cac8369787676dad94372aee

            SHA512

            5da52bc43b277fccd4933b67fa8ecab3bd06ead5d69a69e2c8763ef91ce0e2f814fd9e9daa817ee73af48d3d80d745d437290dd750ba984cdf979b9d2d6e09a9

          • \Users\Admin\AppData\Local\Temp\f76c6c8.exe

            Filesize

            97KB

            MD5

            e50e6c7f617d59205dda07a64496e8e2

            SHA1

            c7e4dd73bf64f2724a107e967b6f7711d4d6ad74

            SHA256

            9398efd63853f383f177101ababec0422eb069bc89cc4cb522a997001a828dc7

            SHA512

            7fdd575d82815895e3ef24789711d96b7f457e397ffd441df2872293b17299dae30f3011c9f52be2cb86e66c48e25ed0713d620557ca03a7339240b3304e8440

          • memory/1064-30-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/1864-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1864-6-0x00000000001C0000-0x00000000001D2000-memory.dmp

            Filesize

            72KB

          • memory/1864-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/1864-59-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/1864-58-0x0000000000280000-0x0000000000292000-memory.dmp

            Filesize

            72KB

          • memory/1864-46-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/1864-38-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/1864-78-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/1864-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1864-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1864-37-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2348-64-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-15-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-22-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-20-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-57-0x00000000002F0000-0x00000000002F2000-memory.dmp

            Filesize

            8KB

          • memory/2348-49-0x00000000002F0000-0x00000000002F2000-memory.dmp

            Filesize

            8KB

          • memory/2348-16-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-47-0x0000000000300000-0x0000000000301000-memory.dmp

            Filesize

            4KB

          • memory/2348-19-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-18-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-17-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-24-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-62-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-63-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-21-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-66-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-65-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-69-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-70-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-83-0x00000000002F0000-0x00000000002F2000-memory.dmp

            Filesize

            8KB

          • memory/2348-12-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2348-23-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-84-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-85-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-86-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-89-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-153-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2348-154-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2348-106-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2628-133-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2628-110-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2628-109-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2628-111-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2628-193-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2628-82-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2772-103-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2772-99-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2772-166-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2772-129-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2772-61-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2772-188-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2772-189-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2772-104-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB