Analysis

  • max time kernel
    120s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 13:19

General

  • Target

    ebae60d5085238b439c7827f6c691331e5eaa846aab01bff7ee85dcf0d593b01N.dll

  • Size

    120KB

  • MD5

    5660b6ffe546f73575349a2de4fd1960

  • SHA1

    7686053b0402b27da234bdccd648eee86b307f19

  • SHA256

    ebae60d5085238b439c7827f6c691331e5eaa846aab01bff7ee85dcf0d593b01

  • SHA512

    8bb3582cc2dd0c5ec12140418128b6d769294275ee71e46938df5b4823c8df4cfee903c07e3e37f4b84c422e0e2fe4d6fe285399a07eacef26c7752158446415

  • SSDEEP

    1536:QrQJm49UoWHAKZw73UTIMA1OyJGuXjj5Nv5kaw4/KtY2ldPBZx/K5V+MRUYr25PE:Q5QUo6A3tJGuXjlTl/Kt9HZZBK2

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 3 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
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 14 IoCs

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

  • UPX packed file 21 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1132
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1228
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1272
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebae60d5085238b439c7827f6c691331e5eaa846aab01bff7ee85dcf0d593b01N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2200
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebae60d5085238b439c7827f6c691331e5eaa846aab01bff7ee85dcf0d593b01N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2060
              • C:\Users\Admin\AppData\Local\Temp\f76cd3e.exe
                C:\Users\Admin\AppData\Local\Temp\f76cd3e.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:2408
              • C:\Users\Admin\AppData\Local\Temp\f76d059.exe
                C:\Users\Admin\AppData\Local\Temp\f76d059.exe
                4⤵
                • Executes dropped EXE
                PID:2788
              • C:\Users\Admin\AppData\Local\Temp\f76e84c.exe
                C:\Users\Admin\AppData\Local\Temp\f76e84c.exe
                4⤵
                • Executes dropped EXE
                PID:2688
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1580

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • \Users\Admin\AppData\Local\Temp\f76cd3e.exe

            Filesize

            97KB

            MD5

            b0417b4d17e1f18ec2a20fb3c9bc18a2

            SHA1

            dde8ca65b2aa9f4b004f36cbddf667ddf024298b

            SHA256

            6be88d3c2324d53a0722206eb08f9315328e4b448446f7f411f38ff06aeafb1a

            SHA512

            0bfa2278c87ec1adca3b5116a5dda6d27c1373cda4ff6b9ed8b3ecfd6c2fa596f71b26c1b33140701c3abc004e80bfaa6ad9533bf2d9d47166387f2c8dd0e1f1

          • memory/1132-28-0x0000000000450000-0x0000000000452000-memory.dmp

            Filesize

            8KB

          • memory/2060-77-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2060-9-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2060-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2060-58-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2060-59-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2060-60-0x0000000000410000-0x0000000000422000-memory.dmp

            Filesize

            72KB

          • memory/2060-47-0x0000000000290000-0x0000000000291000-memory.dmp

            Filesize

            4KB

          • memory/2060-38-0x0000000000290000-0x0000000000291000-memory.dmp

            Filesize

            4KB

          • memory/2060-37-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2408-63-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-16-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-15-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-17-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-22-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-21-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-13-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-18-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-52-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2408-19-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-50-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2408-14-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-20-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-150-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2408-62-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-64-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-65-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-66-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-68-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-48-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2408-80-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2408-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2408-82-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-83-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-85-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-88-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2408-151-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-81-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2688-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2688-104-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2688-129-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2688-106-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2688-159-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2788-105-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2788-97-0x00000000003B0000-0x00000000003B1000-memory.dmp

            Filesize

            4KB

          • memory/2788-126-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2788-99-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2788-155-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB