Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 20:09

General

  • Target

    e8311a96ff133228f046f24e32d9e34f9712fa5d8d06fa7a820e044f21ddb37a.dll

  • Size

    120KB

  • MD5

    8a5abb8fa71c6700510f6e128504977a

  • SHA1

    60dc2c03116c64c498cded1c4516602381e50c1a

  • SHA256

    e8311a96ff133228f046f24e32d9e34f9712fa5d8d06fa7a820e044f21ddb37a

  • SHA512

    0ecf4afbfbe119540254ea3e2abea467ec6b7737c15c52473e15a53098676f0cfc4930867f05ab23e3fad62fcd37d8a6b5455aff7750f7741d5a5d40d4915620

  • SSDEEP

    1536:u49NCEapfeZnWSkBUGJ32Wlr+EchS7ibXMfmleUcN+sE57mn+3gQuOWSgG0CCEQm:V9c9qFk3p2W1ZcJbeQeUi+H2q/WSgJET

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 17 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 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:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8311a96ff133228f046f24e32d9e34f9712fa5d8d06fa7a820e044f21ddb37a.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2140
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8311a96ff133228f046f24e32d9e34f9712fa5d8d06fa7a820e044f21ddb37a.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2608
              • C:\Users\Admin\AppData\Local\Temp\f76b184.exe
                C:\Users\Admin\AppData\Local\Temp\f76b184.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:2284
              • C:\Users\Admin\AppData\Local\Temp\f76b30a.exe
                C:\Users\Admin\AppData\Local\Temp\f76b30a.exe
                4⤵
                • Executes dropped EXE
                PID:2776
              • C:\Users\Admin\AppData\Local\Temp\f76cd4d.exe
                C:\Users\Admin\AppData\Local\Temp\f76cd4d.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:2668
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1208

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            04a1febeb022db7bfeff9db0f73dde8f

            SHA1

            1e7b05614688bbfd5c76ea5976af781ce48d5dcc

            SHA256

            e54a03dafb9c6b1793814f6a520587607bc93dc5c1162dce5ccf88ca9623860e

            SHA512

            93edf8ce7b76cb25b352090d7dd9b8264ada71fb65cec244d468574bf738d2500bbc6fa05be07b49c5989ae5d079388d765364c4380ff72a0935ccc8bc28bc5e

          • \Users\Admin\AppData\Local\Temp\f76b184.exe

            Filesize

            97KB

            MD5

            4e27a8b8630dc3d99175032dba881e24

            SHA1

            aacd738c7b7547715b24535fc9736350fbfd0377

            SHA256

            72250f50036ccb093271779db58214643984f8b4b19c55d2148f0c75904751e7

            SHA512

            ea648c5442de4fcb9fce20858b2dfdda667e02ef626439a07b4fd63caa3d7e98618b79dd73b848138a95257f2221c08f666815708b2e5aa84a1e7b9c0f07d40e

          • memory/1100-28-0x00000000020F0000-0x00000000020F2000-memory.dmp

            Filesize

            8KB

          • memory/2284-62-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-46-0x00000000005F0000-0x00000000005F1000-memory.dmp

            Filesize

            4KB

          • memory/2284-22-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-14-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-19-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-16-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-64-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-21-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-15-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-65-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-48-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2284-49-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2284-20-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-68-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-150-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2284-151-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2284-17-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-63-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-90-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-88-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-86-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-61-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-83-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-18-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-13-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2284-80-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2284-67-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2608-59-0x0000000000390000-0x0000000000392000-memory.dmp

            Filesize

            8KB

          • memory/2608-45-0x00000000003A0000-0x00000000003A1000-memory.dmp

            Filesize

            4KB

          • memory/2608-209-0x0000000000740000-0x0000000000752000-memory.dmp

            Filesize

            72KB

          • memory/2608-79-0x0000000000190000-0x0000000000192000-memory.dmp

            Filesize

            8KB

          • memory/2608-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2608-56-0x0000000000390000-0x0000000000392000-memory.dmp

            Filesize

            8KB

          • memory/2608-58-0x00000000005C0000-0x00000000005D2000-memory.dmp

            Filesize

            72KB

          • memory/2608-37-0x00000000003A0000-0x00000000003A1000-memory.dmp

            Filesize

            4KB

          • memory/2608-4-0x0000000000190000-0x00000000001A2000-memory.dmp

            Filesize

            72KB

          • memory/2608-81-0x0000000000740000-0x0000000000752000-memory.dmp

            Filesize

            72KB

          • memory/2608-36-0x0000000000390000-0x0000000000392000-memory.dmp

            Filesize

            8KB

          • memory/2668-106-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/2668-107-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2668-108-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2668-164-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2668-208-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2668-207-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2776-103-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2776-100-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2776-99-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2776-126-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2776-180-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2776-60-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB