Analysis

  • max time kernel
    114s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 04:53

General

  • Target

    6e6389316e953b7d37b92b8f498d6526460c0825cae8e4feeca73b2517b66011.dll

  • Size

    120KB

  • MD5

    160107bc807364e07e82bd533cb43ee3

  • SHA1

    3f58d2d516b37e9787aa08c9bf79cea9452c7c7d

  • SHA256

    6e6389316e953b7d37b92b8f498d6526460c0825cae8e4feeca73b2517b66011

  • SHA512

    03e3855700e119a1185f85c23cc040a3e8784cf3d68a57da1a20856c7d6f1ac0b2a7489368db99e95afc9540f6f544744b06dee7b14dbaacfd302fa1907c9cbf

  • SSDEEP

    1536:o4vswg0wKv4DWNlYMRR0QrSBGCvKGtXyGz2JDl/TYrZCZ7shqQB:yGUCnR9rSBGCvdRz2J1WZC1shqW

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 13 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 46 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1204
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1312
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1368
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\6e6389316e953b7d37b92b8f498d6526460c0825cae8e4feeca73b2517b66011.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2332
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\6e6389316e953b7d37b92b8f498d6526460c0825cae8e4feeca73b2517b66011.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1952
              • C:\Users\Admin\AppData\Local\Temp\f77007e.exe
                C:\Users\Admin\AppData\Local\Temp\f77007e.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:1560
              • C:\Users\Admin\AppData\Local\Temp\f7702ee.exe
                C:\Users\Admin\AppData\Local\Temp\f7702ee.exe
                4⤵
                • Executes dropped EXE
                PID:2848
              • C:\Users\Admin\AppData\Local\Temp\f771b3e.exe
                C:\Users\Admin\AppData\Local\Temp\f771b3e.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:2248
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:620

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            4985b032c2fe3698db9bd12f6d13ab64

            SHA1

            7450a51b1ea76a2391a30f6508ff3eefdd551eb3

            SHA256

            6175fe5818b1e769c3d0cc0b36e1a7508ffae587e22475e441fd30529f666793

            SHA512

            fcc6ed457137c53ac7320e899c25c6507fddeb04a6d6b254b35b23f8def37be719fb4f114b710348a2937256d5d658f320ee7f7a26d30d9c3794feebfb1266f9

          • \Users\Admin\AppData\Local\Temp\f77007e.exe

            Filesize

            97KB

            MD5

            e5063bee43631509bdd0996a7a5cc7f8

            SHA1

            b6d42f2f343ea05e1b1ec40d694a6ae794da0ba1

            SHA256

            f088d205dab4df9013a35d99a6945d45c054a1812dc87de02e7a811700a47776

            SHA512

            1d25b86910d8e73c27800903433584b3f6fbecd2540d91442b9702272906f9c3ac9889bbcbdd15ab11aea4d2a69cc9ee9d0e00611f78021ceb71295b009b965c

          • memory/1204-22-0x0000000001B40000-0x0000000001B42000-memory.dmp

            Filesize

            8KB

          • memory/1560-85-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/1560-67-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-60-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/1560-61-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-62-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-17-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-148-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-147-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1560-84-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-81-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-37-0x00000000002A0000-0x00000000002A1000-memory.dmp

            Filesize

            4KB

          • memory/1560-82-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-80-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-63-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-19-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-39-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-16-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-65-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-18-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-38-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-21-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-20-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-40-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-59-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/1560-64-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-14-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1560-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1952-29-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/1952-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1952-41-0x0000000000180000-0x0000000000181000-memory.dmp

            Filesize

            4KB

          • memory/1952-78-0x0000000000120000-0x0000000000126000-memory.dmp

            Filesize

            24KB

          • memory/1952-75-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/1952-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1952-5-0x0000000000120000-0x0000000000132000-memory.dmp

            Filesize

            72KB

          • memory/1952-30-0x0000000000180000-0x0000000000181000-memory.dmp

            Filesize

            4KB

          • memory/1952-51-0x0000000000190000-0x00000000001A2000-memory.dmp

            Filesize

            72KB

          • memory/1952-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1952-52-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/1952-11-0x0000000000120000-0x0000000000132000-memory.dmp

            Filesize

            72KB

          • memory/1952-49-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/2248-106-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2248-104-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/2248-108-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2248-177-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2248-154-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2248-197-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2248-196-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2848-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2848-98-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2848-53-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2848-153-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2848-105-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB