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
    18-12-2024 22:13

General

  • Target

    ee03e4dadab34a705ec200d4ec0d9ac3bfaa70b438e12f6a11eef5409f0252c4N.dll

  • Size

    120KB

  • MD5

    dcb55568ab8ee97302fbaa1bf223ccb0

  • SHA1

    0441dc7fb0082ed5e4aba8031f0b4d2fad388e7e

  • SHA256

    ee03e4dadab34a705ec200d4ec0d9ac3bfaa70b438e12f6a11eef5409f0252c4

  • SHA512

    6ac73eba989ab7535e0d71b112f8c42092374403c2586d3377c31c423520fdca38d5a36caaf147cf465ea06012635dd33a458fa98563a9d29fb143784db32371

  • SSDEEP

    1536:sqv1knXGX3UXTYHd3f55u6w3zsXORcqPRPvzU+bhpCYMH1pBsyYxVWpdINzp:RHX3SS7wjsijFvztq7VpBsyYxVc6

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 26 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 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1116
    • 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\ee03e4dadab34a705ec200d4ec0d9ac3bfaa70b438e12f6a11eef5409f0252c4N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2896
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee03e4dadab34a705ec200d4ec0d9ac3bfaa70b438e12f6a11eef5409f0252c4N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2908
              • C:\Users\Admin\AppData\Local\Temp\f769f6b.exe
                C:\Users\Admin\AppData\Local\Temp\f769f6b.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:316
              • C:\Users\Admin\AppData\Local\Temp\f76a13f.exe
                C:\Users\Admin\AppData\Local\Temp\f76a13f.exe
                4⤵
                • Executes dropped EXE
                PID:2160
              • C:\Users\Admin\AppData\Local\Temp\f76bad7.exe
                C:\Users\Admin\AppData\Local\Temp\f76bad7.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:2708
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1048

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            256B

            MD5

            66b76f6435ab7e40e0871b4408796068

            SHA1

            78743f12a086607413d93ad576c091cd2c2d917d

            SHA256

            39fd7a846f8994501bb393709c1ddab7f6ae711da564371cfc4429fe8bb52545

            SHA512

            6577ddb4c4856884abf88192c02f373c0ccbd9a04d37e08e87f6ec1f03c5b0e86cd7c63a3f536f87c415ace9767ec86e04bd7acab823e88852b783ce88032808

          • \Users\Admin\AppData\Local\Temp\f769f6b.exe

            Filesize

            97KB

            MD5

            f273075f354cd4b7faca834bc07fc0ae

            SHA1

            bea7749bb90a126f41916e0a09f3c3f38c9a6b0b

            SHA256

            83279e825b8ccbd2576d0ce429ab114009cd0ec4b51be81da8bdd977ac17d309

            SHA512

            80d562259acd485e1d58ae7e5d039ef6139e4534072974fbfdae534f3e602ef9283e066eb086b36634775e0bd83dfe54a03e8aff3e979c0a4a66c5204e6668ea

          • memory/316-65-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-17-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-157-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-156-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/316-67-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-110-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-20-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-22-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-21-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-51-0x0000000003CD0000-0x0000000003CD2000-memory.dmp

            Filesize

            8KB

          • memory/316-108-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-107-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-59-0x0000000003CD0000-0x0000000003CD2000-memory.dmp

            Filesize

            8KB

          • memory/316-88-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-24-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-49-0x0000000003E20000-0x0000000003E21000-memory.dmp

            Filesize

            4KB

          • memory/316-85-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-23-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-84-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-78-0x0000000003CD0000-0x0000000003CD2000-memory.dmp

            Filesize

            8KB

          • memory/316-70-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-19-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-18-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-26-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-66-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-25-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-63-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-64-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-69-0x00000000005F0000-0x00000000016AA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1116-32-0x0000000001F10000-0x0000000001F12000-memory.dmp

            Filesize

            8KB

          • memory/2160-186-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2160-99-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2160-98-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2160-135-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2160-105-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2708-213-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-214-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2708-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2708-169-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-132-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2708-104-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2708-103-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2708-106-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2908-48-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2908-7-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2908-61-0x0000000000240000-0x0000000000242000-memory.dmp

            Filesize

            8KB

          • memory/2908-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2908-60-0x00000000002C0000-0x00000000002D2000-memory.dmp

            Filesize

            72KB

          • memory/2908-58-0x0000000000240000-0x0000000000242000-memory.dmp

            Filesize

            8KB

          • memory/2908-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2908-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2908-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2908-4-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2908-40-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2908-39-0x0000000000240000-0x0000000000242000-memory.dmp

            Filesize

            8KB

          • memory/2908-81-0x0000000000240000-0x0000000000242000-memory.dmp

            Filesize

            8KB

          • memory/2908-215-0x0000000000320000-0x0000000000332000-memory.dmp

            Filesize

            72KB