Analysis

  • max time kernel
    26s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 08:34

General

  • Target

    1396e434ab54c2abed881d42bdc937b109cbcc1ee41e72daf4b797288ac687d2N.dll

  • Size

    120KB

  • MD5

    d151334fccf5c0e6377315092b312520

  • SHA1

    40bf2abe83422b09a2568ab23ee44f05da015f6d

  • SHA256

    1396e434ab54c2abed881d42bdc937b109cbcc1ee41e72daf4b797288ac687d2

  • SHA512

    4fb55ad56eec888921456fbf4c422d86c55d5667012fc4fd8e0b08c1f40d4ec4cf4cf4bbd674bceafd0df88f493c803cce91f2106bc2d9471290b7e758d35634

  • SSDEEP

    1536:e2hDLqYtgmMemiIdy1Ri+fctRUs27DSZCTJDPsb0Ta/HvlUFfSvgNfpxu1qBNEB6:eGVUjSi+fM27uZAyrHvlUFfeg0kNEB6

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 16 IoCs

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

  • UPX packed file 25 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:1148
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1184
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\1396e434ab54c2abed881d42bdc937b109cbcc1ee41e72daf4b797288ac687d2N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1304
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\1396e434ab54c2abed881d42bdc937b109cbcc1ee41e72daf4b797288ac687d2N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1600
              • C:\Users\Admin\AppData\Local\Temp\f76b08a.exe
                C:\Users\Admin\AppData\Local\Temp\f76b08a.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:2340
              • C:\Users\Admin\AppData\Local\Temp\f76b29d.exe
                C:\Users\Admin\AppData\Local\Temp\f76b29d.exe
                4⤵
                • Executes dropped EXE
                PID:2836
              • C:\Users\Admin\AppData\Local\Temp\f76cc44.exe
                C:\Users\Admin\AppData\Local\Temp\f76cc44.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:2692
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2008

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            615ddb01621676eb3a15ea9fb616c5ae

            SHA1

            2c8a3cacf5787307829aa0434052d5bae73a9aaf

            SHA256

            74b3e02ddfcdeb2c761786b04e4fa980352dea73da56f8e6908f44068c11ff44

            SHA512

            a9b94e4b92d120f63a1de368b17492112f644137933c835ac6cbb477ab14b98b80db01a7bdc7c97f1a92039c3035547157201aaf3867c769a470ef8e6339d310

          • \Users\Admin\AppData\Local\Temp\f76b08a.exe

            Filesize

            97KB

            MD5

            6de856a4b477b43841d6020322fd85b5

            SHA1

            252c6a117587107cf095876e8f62a50513cfb7b5

            SHA256

            514d8c75bd9ab1e887843cb036fe3f3aebf50715d5a130fc56c0958a8a39f53e

            SHA512

            5fd2af5ce14fd866a797b5d447b4534129da125af934255697384715eb164ce13778caabecd431c8703cd316d0106b2727ee5b8ceee339ad1555c3ae8bd88627

          • memory/1100-31-0x0000000002010000-0x0000000002012000-memory.dmp

            Filesize

            8KB

          • memory/1600-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1600-81-0x00000000000C0000-0x00000000000C2000-memory.dmp

            Filesize

            8KB

          • memory/1600-4-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1600-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1600-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1600-60-0x0000000000210000-0x0000000000222000-memory.dmp

            Filesize

            72KB

          • memory/1600-13-0x00000000000C0000-0x00000000000D2000-memory.dmp

            Filesize

            72KB

          • memory/1600-38-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/1600-39-0x0000000000140000-0x0000000000141000-memory.dmp

            Filesize

            4KB

          • memory/1600-47-0x0000000000140000-0x0000000000141000-memory.dmp

            Filesize

            4KB

          • memory/1600-7-0x00000000000C0000-0x00000000000D2000-memory.dmp

            Filesize

            72KB

          • memory/1600-58-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/1600-61-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/2340-63-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-62-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-50-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2340-48-0x0000000001660000-0x0000000001661000-memory.dmp

            Filesize

            4KB

          • memory/2340-24-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-21-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-17-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-25-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-23-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-22-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-20-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-18-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-19-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-109-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-64-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-65-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-66-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-68-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-69-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-51-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2340-15-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-83-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-85-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-87-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2340-155-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2340-107-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2340-156-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2692-82-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2692-102-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2692-103-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2692-105-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2692-168-0x00000000009C0000-0x0000000001A7A000-memory.dmp

            Filesize

            16.7MB

          • memory/2692-209-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2692-208-0x00000000009C0000-0x0000000001A7A000-memory.dmp

            Filesize

            16.7MB

          • memory/2836-98-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2836-132-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2836-104-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2836-106-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2836-181-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB