Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 04:06

General

  • Target

    117f7b766e012a9c63fef11e97c4119eeacb3e36c05f6185b721ab65ab5bfa5fN.dll

  • Size

    120KB

  • MD5

    660f3e49c015736f102180a76d7910c0

  • SHA1

    ddc8767303674dc89f20601389d7ef5aa1a8c403

  • SHA256

    117f7b766e012a9c63fef11e97c4119eeacb3e36c05f6185b721ab65ab5bfa5f

  • SHA512

    6e21faa57cb7123537273c41f651763d4fedd7c1fa2ce646b0c2ef8aa76d1a3a7b686924cafc5caa1f415764c0818d15d8ad7d78574f29d8660ab047d2a1b702

  • SSDEEP

    3072:4rYftpkFXOh0jCJ+CioOANL96TCpjeN2O9:4r1hO0jCJbidAnIoW2

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 23 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 45 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:1164
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\117f7b766e012a9c63fef11e97c4119eeacb3e36c05f6185b721ab65ab5bfa5fN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2884
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\117f7b766e012a9c63fef11e97c4119eeacb3e36c05f6185b721ab65ab5bfa5fN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2924
              • C:\Users\Admin\AppData\Local\Temp\f766039.exe
                C:\Users\Admin\AppData\Local\Temp\f766039.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:2872
              • C:\Users\Admin\AppData\Local\Temp\f7661ee.exe
                C:\Users\Admin\AppData\Local\Temp\f7661ee.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:316
              • C:\Users\Admin\AppData\Local\Temp\f767bb5.exe
                C:\Users\Admin\AppData\Local\Temp\f767bb5.exe
                4⤵
                • Executes dropped EXE
                PID:2612
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1608

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            489c2e383714a4c78382474718256488

            SHA1

            d8a622b770b7b717d4db911a6e00a0c21d2673a4

            SHA256

            d7205062b4f5859c4ec6abf519a71f280552c973327779cceb17e1f0b385e935

            SHA512

            9432ad4a947f740b9a30c9cb25d3430f2993ede36d5ac4b74af037edc26be43b54c58952fda09c830f58624fe6dec4330d3313e15f0ba8a0ab9f5092e8fc0b37

          • \Users\Admin\AppData\Local\Temp\f766039.exe

            Filesize

            97KB

            MD5

            c9c5a61bdc07fde0ff0ab045cf078c50

            SHA1

            fde88ada451581ae09ecafc2c3c50b9d55330d63

            SHA256

            13560abb8c8a7e7fcbd6b7d48c4d58d398f993ac2b323566041a066818a43199

            SHA512

            b9a710a56f2b930ece42214b0a81f7abe7d7ab32eb550930291208c5f033c8da6cb3796ff1272a5525fb6cbaf58e214a0e106b815c6963d4344e778497d2ab13

          • memory/316-190-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-101-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/316-191-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/316-167-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-128-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/316-99-0x0000000000200000-0x0000000000201000-memory.dmp

            Filesize

            4KB

          • memory/316-100-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/1100-23-0x00000000021F0000-0x00000000021F2000-memory.dmp

            Filesize

            8KB

          • memory/2612-195-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2612-133-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2612-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2612-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2612-109-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2872-62-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-21-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-44-0x00000000003D0000-0x00000000003D2000-memory.dmp

            Filesize

            8KB

          • memory/2872-19-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-17-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-16-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-15-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-18-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-154-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2872-155-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-61-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-13-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-63-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-64-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-65-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-67-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-68-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-14-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-41-0x00000000003E0000-0x00000000003E1000-memory.dmp

            Filesize

            4KB

          • memory/2872-45-0x00000000003D0000-0x00000000003D2000-memory.dmp

            Filesize

            8KB

          • memory/2872-81-0x00000000003D0000-0x00000000003D2000-memory.dmp

            Filesize

            8KB

          • memory/2872-84-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-85-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-88-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-20-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2872-22-0x00000000006C0000-0x000000000177A000-memory.dmp

            Filesize

            16.7MB

          • memory/2924-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2924-31-0x0000000000190000-0x0000000000191000-memory.dmp

            Filesize

            4KB

          • memory/2924-77-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2924-40-0x0000000000190000-0x0000000000191000-memory.dmp

            Filesize

            4KB

          • memory/2924-78-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2924-79-0x0000000000180000-0x0000000000182000-memory.dmp

            Filesize

            8KB

          • memory/2924-30-0x0000000000180000-0x0000000000182000-memory.dmp

            Filesize

            8KB

          • memory/2924-56-0x0000000000180000-0x0000000000182000-memory.dmp

            Filesize

            8KB

          • memory/2924-57-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2924-59-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2924-58-0x0000000000180000-0x0000000000182000-memory.dmp

            Filesize

            8KB

          • memory/2924-8-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2924-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB