Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11-12-2024 19:46

General

  • Target

    13016f0c24adcbfe442ca42925c63092096a11477fa87e7ab5ed45796b8e255d.dll

  • Size

    120KB

  • MD5

    ea956eb7d76bc974e76aaaadf9676373

  • SHA1

    000f3e1a13eaae8ba560865e7777e603ac6fb1c1

  • SHA256

    13016f0c24adcbfe442ca42925c63092096a11477fa87e7ab5ed45796b8e255d

  • SHA512

    ac9127bd88e23ba153ebce2ed3f160f1a53de60c2932302877723746a3f6271bab5acf27a7d11d302abed550aac364da2d165e2aac4915825e18e3e4ec664c27

  • SSDEEP

    1536:orK5RBCtk71WMFRQhWktAOIf8Sax4mjjcT41/u2G9mk1/lPr76HHYmCPgMT:oQCtk71+RPIYx4EjOtPr76H4mCPgMT

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 9 IoCs

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

  • UPX packed file 24 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 45 IoCs
  • Suspicious use of WriteProcessMemory 38 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:1188
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\13016f0c24adcbfe442ca42925c63092096a11477fa87e7ab5ed45796b8e255d.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2648
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\13016f0c24adcbfe442ca42925c63092096a11477fa87e7ab5ed45796b8e255d.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:3028
              • C:\Users\Admin\AppData\Local\Temp\f768372.exe
                C:\Users\Admin\AppData\Local\Temp\f768372.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:2660
              • C:\Users\Admin\AppData\Local\Temp\f768527.exe
                C:\Users\Admin\AppData\Local\Temp\f768527.exe
                4⤵
                • Executes dropped EXE
                PID:2992
              • C:\Users\Admin\AppData\Local\Temp\f76a785.exe
                C:\Users\Admin\AppData\Local\Temp\f76a785.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:1668
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1376

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            0759cbaccae5680b131df16cc140195b

            SHA1

            c33d593cc90b4571edf52d42f6bca543b64649c0

            SHA256

            6524d5abeb1765f86fb89a90e8c923bc8c08e6d7aacd462cccf5efa77d64cf64

            SHA512

            05e7b11ea5878b32eb0b385063b417722910441fc764cf350a3cfdb9a1d5e479c719b253b47024b7d25b2cbea6c009a98ee5abc203c5a7a7879b8ff1f8311ad3

          • \Users\Admin\AppData\Local\Temp\f768372.exe

            Filesize

            97KB

            MD5

            50529f93998ba4c6b8e26e8f2a9607c7

            SHA1

            16594f1560d771722649706b0900c0850fcea98d

            SHA256

            3ee9836bb3f36da3aff1bd16dc57dfbd52a008df361ad2e1cf0b21efea953358

            SHA512

            9456b76257d8852342275d017f85fbb01a56215c0a1a33bab102cf1f7d42567126d9c4e7748d971dc64ac318504e5b68534bc5e50725336d7d8d6598ea6b3b0d

          • memory/1104-28-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1668-200-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1668-201-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1668-151-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1668-118-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/1668-99-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/1668-98-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/1668-96-0x0000000000370000-0x0000000000371000-memory.dmp

            Filesize

            4KB

          • memory/2660-63-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-12-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-49-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2660-22-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-47-0x00000000004E0000-0x00000000004E1000-memory.dmp

            Filesize

            4KB

          • memory/2660-11-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2660-20-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-143-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-139-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2660-18-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-17-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-15-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-50-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2660-100-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-116-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-109-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-62-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-21-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-64-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-65-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2660-106-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-104-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-103-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-14-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-19-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-16-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-97-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2660-102-0x0000000000700000-0x00000000017BA000-memory.dmp

            Filesize

            16.7MB

          • memory/2992-61-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2992-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2992-91-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2992-144-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2992-89-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/3028-60-0x0000000000680000-0x0000000000682000-memory.dmp

            Filesize

            8KB

          • memory/3028-76-0x00000000006C0000-0x00000000006D2000-memory.dmp

            Filesize

            72KB

          • memory/3028-57-0x0000000000680000-0x0000000000682000-memory.dmp

            Filesize

            8KB

          • memory/3028-59-0x00000000006A0000-0x00000000006B2000-memory.dmp

            Filesize

            72KB

          • memory/3028-75-0x00000000006C0000-0x00000000006D2000-memory.dmp

            Filesize

            72KB

          • memory/3028-38-0x0000000000690000-0x0000000000691000-memory.dmp

            Filesize

            4KB

          • memory/3028-74-0x0000000000680000-0x0000000000682000-memory.dmp

            Filesize

            8KB

          • memory/3028-37-0x0000000000680000-0x0000000000682000-memory.dmp

            Filesize

            8KB

          • memory/3028-46-0x0000000000690000-0x0000000000691000-memory.dmp

            Filesize

            4KB

          • memory/3028-8-0x0000000000670000-0x0000000000682000-memory.dmp

            Filesize

            72KB

          • memory/3028-9-0x0000000000670000-0x0000000000682000-memory.dmp

            Filesize

            72KB

          • memory/3028-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB