Analysis

  • max time kernel
    10s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18-05-2024 19:43

General

  • Target

    3b94744c1af3863468425acb2d086870_NeikiAnalytics.exe

  • Size

    732KB

  • MD5

    3b94744c1af3863468425acb2d086870

  • SHA1

    e8e04d433b325e7c6f7375ed90eb6f44bddb4a50

  • SHA256

    7286faa87d9761ae37f4cd3122865b829f2cab42eff87a3ffba01047929e508a

  • SHA512

    bf12103aa593d6a4d5fa8325c22f26487b718865c278dc1a740780490c6ac1438db082bfbfcf1847be18c449076c4cc3db7c1289a2104f84863cac348ca639e7

  • SSDEEP

    12288:ITyjXW+48qWywrU4kGFezOAVuJ5PIqww7F5DO3HYff8vt8nF:GIXW/8yw1ez54lIUF5SXYH0+nF

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 2 TTPs 6 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 26 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Windows security modification 2 TTPs 14 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1104
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1152
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Users\Admin\AppData\Local\Temp\3b94744c1af3863468425acb2d086870_NeikiAnalytics.exe
            "C:\Users\Admin\AppData\Local\Temp\3b94744c1af3863468425acb2d086870_NeikiAnalytics.exe"
            2⤵
            • Modifies firewall policy service
            • Modifies visibility of file extensions in Explorer
            • Modifies visiblity of hidden/system files in Explorer
            • UAC bypass
            • Windows security bypass
            • Loads dropped DLL
            • Windows security modification
            • Adds Run key to start application
            • Checks whether UAC is enabled
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:1948
            • C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
              C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
              3⤵
              • Modifies firewall policy service
              • Modifies visiblity of hidden/system files in Explorer
              • UAC bypass
              • Windows security bypass
              • Executes dropped EXE
              • Windows security modification
              • Checks whether UAC is enabled
              • Enumerates connected drives
              • Drops file in Windows directory
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              • System policy modification
              PID:2564
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:908

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Persistence

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Privilege Escalation

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Abuse Elevation Control Mechanism

          1
          T1548

          Bypass User Account Control

          1
          T1548.002

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Defense Evasion

          Modify Registry

          8
          T1112

          Hide Artifacts

          2
          T1564

          Hidden Files and Directories

          2
          T1564.001

          Abuse Elevation Control Mechanism

          1
          T1548

          Bypass User Account Control

          1
          T1548.002

          Impair Defenses

          3
          T1562

          Disable or Modify Tools

          3
          T1562.001

          Discovery

          System Information Discovery

          2
          T1082

          Query Registry

          1
          T1012

          Peripheral Device Discovery

          1
          T1120

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\0F7621F2_Rar\rundll32.exe
            Filesize

            664KB

            MD5

            2eb5d76180ce7b3241b281fa79ab3483

            SHA1

            06293dea80e39c7eb7ee2bdb00d60b58d932fa8a

            SHA256

            e1b9beb4617a720d55afaec364941bb18ea2c456a8b06b30a736f0cbb5c297e8

            SHA512

            35f553c76fc67afb88a6a090fcbad6af3e2faae154c9c84bd869714194012525a2d42b76dad855805f107a37c351f0de08fd9a03d8ddc1dd400d64640d81b90b

          • C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
            Filesize

            732KB

            MD5

            3b94744c1af3863468425acb2d086870

            SHA1

            e8e04d433b325e7c6f7375ed90eb6f44bddb4a50

            SHA256

            7286faa87d9761ae37f4cd3122865b829f2cab42eff87a3ffba01047929e508a

            SHA512

            bf12103aa593d6a4d5fa8325c22f26487b718865c278dc1a740780490c6ac1438db082bfbfcf1847be18c449076c4cc3db7c1289a2104f84863cac348ca639e7

          • C:\Windows\SYSTEM.INI
            Filesize

            257B

            MD5

            b70db86dc0fb51fe274ed12bf906d31e

            SHA1

            394969f808409c83df314dcc5552129b36279b68

            SHA256

            6523f79c11bba29cda0cb9fb454baa1915e9ac16b3d026360e505285919068bd

            SHA512

            66fb7b4d3f058dc56eed29660a2e7a75bd796fed4626a09f43aed609e825b11261be4ee0636c43815f143161e53e246427d8cfe7aa0b8b5155ba88ee4c3913e5

          • memory/1104-20-0x0000000000410000-0x0000000000412000-memory.dmp
            Filesize

            8KB

          • memory/1948-8-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/1948-9-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/1948-29-0x00000000001D0000-0x00000000001D2000-memory.dmp
            Filesize

            8KB

          • memory/1948-32-0x00000000001F0000-0x00000000001F1000-memory.dmp
            Filesize

            4KB

          • memory/1948-5-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/1948-34-0x00000000001D0000-0x00000000001D2000-memory.dmp
            Filesize

            8KB

          • memory/1948-10-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/1948-3-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/1948-33-0x00000000001D0000-0x00000000001D2000-memory.dmp
            Filesize

            8KB

          • memory/1948-30-0x00000000001F0000-0x00000000001F1000-memory.dmp
            Filesize

            4KB

          • memory/1948-7-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/1948-6-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/1948-4-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/1948-37-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/1948-38-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/1948-13-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/1948-0-0x0000000000400000-0x00000000004BF000-memory.dmp
            Filesize

            764KB

          • memory/1948-58-0x0000000000400000-0x00000000004BF000-memory.dmp
            Filesize

            764KB

          • memory/1948-60-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/1948-1-0x00000000026C0000-0x000000000377A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-67-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-91-0x00000000001C0000-0x00000000001C2000-memory.dmp
            Filesize

            8KB

          • memory/2564-90-0x00000000001D0000-0x00000000001D1000-memory.dmp
            Filesize

            4KB

          • memory/2564-63-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-72-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-68-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-66-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-65-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-95-0x00000000001C0000-0x00000000001C2000-memory.dmp
            Filesize

            8KB

          • memory/2564-61-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-71-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-64-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-59-0x0000000000400000-0x00000000004BF000-memory.dmp
            Filesize

            764KB

          • memory/2564-70-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-69-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-97-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB

          • memory/2564-148-0x0000000002790000-0x000000000384A000-memory.dmp
            Filesize

            16.7MB