Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 00:46

General

  • Target

    8f6fa4177b3a6c76b5fd131dc1f5acee9a4eef1c1bda612926d07904c01b55a5.dll

  • Size

    120KB

  • MD5

    f52344eeebbdfe08e1631528ed56b36e

  • SHA1

    1bae195695496781e8ac68c08ae686800187b86a

  • SHA256

    8f6fa4177b3a6c76b5fd131dc1f5acee9a4eef1c1bda612926d07904c01b55a5

  • SHA512

    2ce6b7f84ba31b51b9003bf8c9514a552d13b839ac0d5ad93a3f4f57abd93a12ac7bbb81455d395bc4bcd87de68f631fe892c0a789c12e05dc7962012f92dfd8

  • SSDEEP

    1536:wOy253ZCGu9qkg06vJVPGjhuW4K/ajgfBzZ6pezKw4ZEkmaXZrM2bPP2L/loEAOt:1y9+kk66pjOzZ6pezydbprM27XEAO9K

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\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1040
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1096
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1176
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\8f6fa4177b3a6c76b5fd131dc1f5acee9a4eef1c1bda612926d07904c01b55a5.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3008
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\8f6fa4177b3a6c76b5fd131dc1f5acee9a4eef1c1bda612926d07904c01b55a5.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2344
              • C:\Users\Admin\AppData\Local\Temp\f769ab9.exe
                C:\Users\Admin\AppData\Local\Temp\f769ab9.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:2100
              • C:\Users\Admin\AppData\Local\Temp\f769c6e.exe
                C:\Users\Admin\AppData\Local\Temp\f769c6e.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:2820
              • C:\Users\Admin\AppData\Local\Temp\f76b616.exe
                C:\Users\Admin\AppData\Local\Temp\f76b616.exe
                4⤵
                • Executes dropped EXE
                PID:2692
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1796

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            f03f00fd4c0610da7ba38d60fdf2223f

            SHA1

            82e2d7b8ec96d633bcb984f2daf2eca31e343903

            SHA256

            b154be7b4fe1ca24dff29ac9a7675320dd096947917ee1afbc6ff725f3543ca4

            SHA512

            f1a50b3fe158113c2bb819a8b6677cc99781d709e92725543813e49bef854227a4a871607e20caec570a48e49c3da087c41299c98fda2495d38dcdea350a41f1

          • \Users\Admin\AppData\Local\Temp\f769ab9.exe

            Filesize

            97KB

            MD5

            13030fca8e57d19022e3c26ed534f7bd

            SHA1

            fd0de200442407574a0799fa984e047519100823

            SHA256

            eadcd064915f01deba4713372b3f7810b7a33d84e51725eaf492fffbf120f287

            SHA512

            6b5720713468100c603a8b92c5dbcae9f6430f1cde6a64fcfc3fb8fd5acd7225cc98e4daf8c95c2ec1d90463dc57c199a027c4cb8174a86b9a0ada1ecb18f829

          • memory/1040-26-0x0000000002010000-0x0000000002012000-memory.dmp

            Filesize

            8KB

          • memory/2100-14-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-48-0x0000000002FD0000-0x0000000002FD1000-memory.dmp

            Filesize

            4KB

          • memory/2100-108-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-107-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-65-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-18-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-20-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-24-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-50-0x0000000002FC0000-0x0000000002FC2000-memory.dmp

            Filesize

            8KB

          • memory/2100-88-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-85-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-58-0x0000000002FC0000-0x0000000002FC2000-memory.dmp

            Filesize

            8KB

          • memory/2100-84-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-156-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2100-69-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-21-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-68-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-66-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-157-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-19-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-16-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-22-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-17-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-23-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-62-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-63-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2100-64-0x00000000005D0000-0x000000000168A000-memory.dmp

            Filesize

            16.7MB

          • memory/2344-59-0x0000000000360000-0x0000000000372000-memory.dmp

            Filesize

            72KB

          • memory/2344-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2344-38-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2344-47-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2344-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2344-81-0x0000000000180000-0x0000000000182000-memory.dmp

            Filesize

            8KB

          • memory/2344-57-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2344-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2344-60-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2344-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2344-37-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2344-13-0x0000000000180000-0x0000000000192000-memory.dmp

            Filesize

            72KB

          • memory/2344-7-0x0000000000180000-0x0000000000192000-memory.dmp

            Filesize

            72KB

          • memory/2692-105-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2692-104-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2692-133-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2692-106-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2692-82-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2692-196-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2820-100-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2820-97-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2820-130-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2820-101-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2820-162-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2820-192-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2820-191-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB