Analysis

  • max time kernel
    28s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    10-05-2024 12:21

General

  • Target

    6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b.exe

  • Size

    1.5MB

  • MD5

    6d5cc055892a6bed4dd3bf2792fd568c

  • SHA1

    fb864ceb1803f707d6536555eb55d20c9e2b0b58

  • SHA256

    6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b

  • SHA512

    36de47cd364054a68fe02da28acc2c176dd5299e2439d6c088ed03c804ac0b954dc303c69e36d90cc554d0e1d53c8c472ad89eccb173087131add3d198dd4b1b

  • SSDEEP

    24576:GLFZeV9rUW3uRIgRNMv88q9s14+6fsqetItnwn56fTbGXf9q:QFgVIRIgRNMk8qq1bSsqEw/p

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 2 TTPs 6 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 2 IoCs
  • UPX packed file 29 IoCs

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

  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 16 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1172
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Users\Admin\AppData\Local\Temp\6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b.exe
            "C:\Users\Admin\AppData\Local\Temp\6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Loads dropped DLL
            • 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 WriteProcessMemory
            • System policy modification
            PID:2864
            • C:\Users\Admin\AppData\Local\Temp\6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b.exe
              "C:\Users\Admin\AppData\Local\Temp\6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b.exe" --ws
              3⤵
              • Modifies firewall policy service
              • UAC bypass
              • Windows security bypass
              • Executes dropped EXE
              • Windows security modification
              • Checks whether UAC is enabled
              • Enumerates connected drives
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              • System policy modification
              PID:2808
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1532

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b.exe

            Filesize

            1.5MB

            MD5

            6d5cc055892a6bed4dd3bf2792fd568c

            SHA1

            fb864ceb1803f707d6536555eb55d20c9e2b0b58

            SHA256

            6dc5827abd1a28762d0617e30d0997048a14fad7e7c15a9c9557e1b3ba6cc55b

            SHA512

            36de47cd364054a68fe02da28acc2c176dd5299e2439d6c088ed03c804ac0b954dc303c69e36d90cc554d0e1d53c8c472ad89eccb173087131add3d198dd4b1b

          • C:\Windows\SYSTEM.INI

            Filesize

            256B

            MD5

            9fc7dfd3c0e5fc0a5b9a8e2f14cbbd8a

            SHA1

            3df46da92812847136da0121657de7532f8d7bd8

            SHA256

            42742fc223e240493a6ab4b4bec8f61ccb4c4fa686c247b6c68a9683ca8f6819

            SHA512

            ec29b01827c9a1ff1e5dcf737938ee346d2002dd9745df91318242ef1e3ffadbfb414cd073dad7f7a6c3275dcf7ba91f237b9d9cb8606cfc05b508f46d31d617

          • memory/1112-12-0x0000000000310000-0x0000000000312000-memory.dmp

            Filesize

            8KB

          • memory/2808-170-0x0000000002A20000-0x0000000003AAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2808-135-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2808-108-0x0000000002A20000-0x0000000003AAE000-memory.dmp

            Filesize

            16.6MB

          • memory/2808-59-0x00000000003E0000-0x00000000003E1000-memory.dmp

            Filesize

            4KB

          • memory/2808-60-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2808-61-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2808-35-0x0000000000400000-0x000000000059D000-memory.dmp

            Filesize

            1.6MB

          • memory/2864-21-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2864-43-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-8-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-25-0x0000000000620000-0x0000000000621000-memory.dmp

            Filesize

            4KB

          • memory/2864-26-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-29-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2864-28-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2864-27-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-9-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-33-0x0000000005210000-0x0000000005220000-memory.dmp

            Filesize

            64KB

          • memory/2864-11-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-34-0x0000000005210000-0x00000000053AD000-memory.dmp

            Filesize

            1.6MB

          • memory/2864-36-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-38-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-37-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-40-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-41-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-0-0x0000000000400000-0x000000000059D000-memory.dmp

            Filesize

            1.6MB

          • memory/2864-45-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-46-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-48-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-10-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-6-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-22-0x0000000000620000-0x0000000000621000-memory.dmp

            Filesize

            4KB

          • memory/2864-62-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-64-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-65-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-68-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-69-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-72-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-73-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-91-0x0000000000400000-0x000000000059D000-memory.dmp

            Filesize

            1.6MB

          • memory/2864-4-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-7-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-5-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB

          • memory/2864-2-0x0000000001FE0000-0x000000000306E000-memory.dmp

            Filesize

            16.6MB