Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08/01/2025, 07:27

General

  • Target

    02084f8451a04b784001637f0d1b1691bcc050ea28a407a79fe215473c0cfbecN.dll

  • Size

    120KB

  • MD5

    c2659b93bb2a2949926f76a7b927d0e0

  • SHA1

    ae26ffdeae0323cef95214b1fea0dacfa679f098

  • SHA256

    02084f8451a04b784001637f0d1b1691bcc050ea28a407a79fe215473c0cfbec

  • SHA512

    da4ca8b6d08a65be8c6b40c2895e2993420a7dff137ba5ee51dcfb5ff5c701423786ccb58d3e5ceda7de0f5de958a1002399ead2cb70b940d634bcccb75b2920

  • SSDEEP

    1536:eIG/ndqWqk90JLLkBJD8cOI18xPVFPhwz/2Ib5eQMMpWwj3q6lJwQr2w:eIeqfCJDj8xP/yL2Ib5btpWgRPwax

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 15 IoCs

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

  • UPX packed file 26 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:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1156
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1204
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\02084f8451a04b784001637f0d1b1691bcc050ea28a407a79fe215473c0cfbecN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2680
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\02084f8451a04b784001637f0d1b1691bcc050ea28a407a79fe215473c0cfbecN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2120
              • C:\Users\Admin\AppData\Local\Temp\f76bfa7.exe
                C:\Users\Admin\AppData\Local\Temp\f76bfa7.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:2136
              • C:\Users\Admin\AppData\Local\Temp\f76c16b.exe
                C:\Users\Admin\AppData\Local\Temp\f76c16b.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:2852
              • C:\Users\Admin\AppData\Local\Temp\f76de3e.exe
                C:\Users\Admin\AppData\Local\Temp\f76de3e.exe
                4⤵
                • Executes dropped EXE
                PID:2088
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1664

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Windows\SYSTEM.INI

                  Filesize

                  257B

                  MD5

                  7912d9e868ec0134b12a2192e60d8522

                  SHA1

                  3473b10465e65fdd7edd59cd4eab636a7fd49f22

                  SHA256

                  0d6c44da428f8aa7beb15da74bfa8898fb0cc479fb6ab703544543f62647543e

                  SHA512

                  46b9ee99e3fb825aed38b32569b0dfc97d7ef0272d5e94e236bb7e9962794b3ed281d47ac19733fdad92462f63273046d0588ba17f70292c88f0b2276b610ee0

                • \Users\Admin\AppData\Local\Temp\f76bfa7.exe

                  Filesize

                  97KB

                  MD5

                  e06a0c1f7785fb59fdf4d3bf2161d148

                  SHA1

                  439d9aed6bc1265c44aa748e921773465d89a268

                  SHA256

                  ed3b92940aeb895fe101c6cb1a7bb5a2df3bfba2c12717ca2f604d9cd0b815f8

                  SHA512

                  f7874d73025475597a81b7c20702c9a4baab5f92b628d5ca023395815b0a50239d5798c457214139b41859d3e4a66b32b87f15041c66c5e38769332ac99c7f21

                • memory/1100-23-0x0000000002090000-0x0000000002092000-memory.dmp

                  Filesize

                  8KB

                • memory/2088-105-0x00000000001C0000-0x00000000001C1000-memory.dmp

                  Filesize

                  4KB

                • memory/2088-82-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2088-200-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2088-132-0x00000000001B0000-0x00000000001B2000-memory.dmp

                  Filesize

                  8KB

                • memory/2088-107-0x00000000001B0000-0x00000000001B2000-memory.dmp

                  Filesize

                  8KB

                • memory/2088-108-0x00000000001B0000-0x00000000001B2000-memory.dmp

                  Filesize

                  8KB

                • memory/2120-77-0x0000000000680000-0x0000000000682000-memory.dmp

                  Filesize

                  8KB

                • memory/2120-39-0x0000000000690000-0x0000000000691000-memory.dmp

                  Filesize

                  4KB

                • memory/2120-81-0x0000000000280000-0x0000000000282000-memory.dmp

                  Filesize

                  8KB

                • memory/2120-1-0x0000000010000000-0x0000000010020000-memory.dmp

                  Filesize

                  128KB

                • memory/2120-54-0x0000000000680000-0x0000000000682000-memory.dmp

                  Filesize

                  8KB

                • memory/2120-57-0x0000000000680000-0x0000000000682000-memory.dmp

                  Filesize

                  8KB

                • memory/2120-56-0x00000000006A0000-0x00000000006B2000-memory.dmp

                  Filesize

                  72KB

                • memory/2120-4-0x0000000000280000-0x0000000000292000-memory.dmp

                  Filesize

                  72KB

                • memory/2120-8-0x0000000000280000-0x0000000000292000-memory.dmp

                  Filesize

                  72KB

                • memory/2120-29-0x0000000000680000-0x0000000000682000-memory.dmp

                  Filesize

                  8KB

                • memory/2120-30-0x0000000000690000-0x0000000000691000-memory.dmp

                  Filesize

                  4KB

                • memory/2136-63-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-84-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-38-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-19-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-45-0x0000000000360000-0x0000000000361000-memory.dmp

                  Filesize

                  4KB

                • memory/2136-22-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-59-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-11-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2136-62-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-55-0x0000000000290000-0x0000000000292000-memory.dmp

                  Filesize

                  8KB

                • memory/2136-64-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-66-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-60-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-67-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-68-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-69-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-47-0x0000000000290000-0x0000000000292000-memory.dmp

                  Filesize

                  8KB

                • memory/2136-17-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-20-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-16-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-86-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-12-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-156-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2136-157-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-15-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-21-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-106-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-18-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2136-14-0x0000000000710000-0x00000000017CA000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2852-126-0x0000000000260000-0x0000000000262000-memory.dmp

                  Filesize

                  8KB

                • memory/2852-96-0x00000000002B0000-0x00000000002B1000-memory.dmp

                  Filesize

                  4KB

                • memory/2852-100-0x0000000000260000-0x0000000000262000-memory.dmp

                  Filesize

                  8KB

                • memory/2852-171-0x00000000009B0000-0x0000000001A6A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2852-101-0x0000000000260000-0x0000000000262000-memory.dmp

                  Filesize

                  8KB

                • memory/2852-196-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2852-195-0x00000000009B0000-0x0000000001A6A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2852-61-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB