Analysis

  • max time kernel
    147s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08-02-2025 01:35

General

  • Target

    JaffaCakes118_bd9a4982152eb218a8b9edd5f211bf57.exe

  • Size

    296KB

  • MD5

    bd9a4982152eb218a8b9edd5f211bf57

  • SHA1

    ef587b7e183fc8dbb0efc2b6af5840b7c0aa5a37

  • SHA256

    bd3df722b744ebf821ffdd313310c5071266c692ec3211dbda62b9f61c5b1e22

  • SHA512

    74e1bd930acba3f18930cb6e1fcd80a49e5999f34a4ec21ae02ea123a90c0f749bd60ad0047671a05de19bcee20beae5aacfa86d1dd519f7ea627214ba3dce31

  • SSDEEP

    3072:RQL/bCrWIPe5uL7YK+sEAAKuohJb69AOnxc/vnGDFca3:RQL/bCrT9+fAYoPb69AOnCWR

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 3 TTPs 3 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • UPX packed file 20 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 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.

  • Modifies Internet Explorer settings 1 TTPs 10 IoCs
  • Modifies Internet Explorer start page 1 TTPs 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1108
    • 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\JaffaCakes118_bd9a4982152eb218a8b9edd5f211bf57.exe
            "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd9a4982152eb218a8b9edd5f211bf57.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
            • Disables RegEdit via registry modification
            • Drops startup file
            • Loads dropped DLL
            • Windows security modification
            • Adds Run key to start application
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops autorun.inf file
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Modifies Internet Explorer start page
            • Modifies registry class
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2172
            • C:\Users\Admin\AppData\Roaming\cssrs.exe
              C:\Users\Admin\AppData\Roaming\cssrs.exe
              3⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              PID:2760
            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cssrs.exe
              "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cssrs.exe"
              3⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              PID:2836
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1636

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\0F76D385_Rar\JaffaCakes118_bd9a4982152eb218a8b9edd5f211bf57.exe

            Filesize

            216KB

            MD5

            9bde9702ccb28c3749e042e93cdbfb6b

            SHA1

            161e2e5981ef960a5345c5e64188b3294b2e5592

            SHA256

            e12693f934a8da01783010eed4cfae987c31ef3d4d65f6ff892140275f814bf5

            SHA512

            3d4f7daaefd9adf17d179a57b91a3d8718743c346cc2a70b6a7e551fbd217c108120cd8f444b8653000b63bb75298a29c890e9ad71236689811a20b8780a6553

          • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cssrs.exe

            Filesize

            296KB

            MD5

            bd9a4982152eb218a8b9edd5f211bf57

            SHA1

            ef587b7e183fc8dbb0efc2b6af5840b7c0aa5a37

            SHA256

            bd3df722b744ebf821ffdd313310c5071266c692ec3211dbda62b9f61c5b1e22

            SHA512

            74e1bd930acba3f18930cb6e1fcd80a49e5999f34a4ec21ae02ea123a90c0f749bd60ad0047671a05de19bcee20beae5aacfa86d1dd519f7ea627214ba3dce31

          • F:\ptbay.pif

            Filesize

            100KB

            MD5

            7739f453b6ec826833d026c2b0c9ffdf

            SHA1

            df4b665fab1246c6197a720ba2bbdf8fe9075110

            SHA256

            61849ae26c62d59c26a2cd41286afd66f51e4281dc491b649d9c25f9a1d5a597

            SHA512

            a5cba9d8979980a29841a308fc4da984adade32a6f62a4809cc0a1192b8dd7a769d101989d728d8a64cba54047e2f9367b1c0fa1230c808c07f3a2873ac753cb

          • memory/1108-15-0x0000000002030000-0x0000000002032000-memory.dmp

            Filesize

            8KB

          • memory/2172-62-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-25-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2172-67-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-6-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-26-0x00000000005E0000-0x00000000005E1000-memory.dmp

            Filesize

            4KB

          • memory/2172-29-0x00000000005E0000-0x00000000005E1000-memory.dmp

            Filesize

            4KB

          • memory/2172-13-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-66-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2172-12-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-31-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2172-14-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-5-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-64-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-50-0x0000000004AC0000-0x0000000004B10000-memory.dmp

            Filesize

            320KB

          • memory/2172-49-0x0000000004AC0000-0x0000000004B10000-memory.dmp

            Filesize

            320KB

          • memory/2172-197-0x0000000000400000-0x0000000000450000-memory.dmp

            Filesize

            320KB

          • memory/2172-60-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-61-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-0-0x0000000000400000-0x0000000000450000-memory.dmp

            Filesize

            320KB

          • memory/2172-63-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-4-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-7-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-3-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-68-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-69-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-71-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-73-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-76-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-1-0x0000000001D90000-0x0000000002E1E000-memory.dmp

            Filesize

            16.6MB

          • memory/2172-122-0x0000000002F00000-0x0000000002F02000-memory.dmp

            Filesize

            8KB

          • memory/2172-104-0x0000000002F00000-0x0000000002F02000-memory.dmp

            Filesize

            8KB

          • memory/2172-90-0x0000000003030000-0x0000000003031000-memory.dmp

            Filesize

            4KB

          • memory/2760-102-0x0000000000330000-0x0000000000331000-memory.dmp

            Filesize

            4KB

          • memory/2760-106-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2760-127-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2760-205-0x0000000000400000-0x0000000000450000-memory.dmp

            Filesize

            320KB

          • memory/2836-99-0x0000000000550000-0x0000000000551000-memory.dmp

            Filesize

            4KB

          • memory/2836-103-0x00000000003B0000-0x00000000003B2000-memory.dmp

            Filesize

            8KB

          • memory/2836-121-0x00000000003B0000-0x00000000003B2000-memory.dmp

            Filesize

            8KB

          • memory/2836-100-0x00000000003B0000-0x00000000003B2000-memory.dmp

            Filesize

            8KB

          • memory/2836-59-0x0000000000400000-0x0000000000450000-memory.dmp

            Filesize

            320KB

          • memory/2836-206-0x0000000000400000-0x0000000000450000-memory.dmp

            Filesize

            320KB