Analysis

  • max time kernel
    119s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 00:57

General

  • Target

    ee514de47540b32b984e5aa602e6fd5d508f8894d40c86751611db5c66e7709bN.dll

  • Size

    120KB

  • MD5

    aa861959b01075c74480b6d3e4719b40

  • SHA1

    e62fa98298e90ec62d16d2eaf310dcb07cebd98f

  • SHA256

    ee514de47540b32b984e5aa602e6fd5d508f8894d40c86751611db5c66e7709b

  • SHA512

    469e0da26bc0005c6c3bd51c10c66a5945e5ce05946185a83d6625ed82c581d9a483cbae17e37bc095ecaab9a3e2f7e41dca180cf44dbb2872aba6edbc7c7698

  • SSDEEP

    1536:dre7/EN+0bCpYB03nJzHYo6GlPAS4qUvOGgn4zUyz2obGNcfC4PqQoQP/9mBzo:drQ/EE0GBnxJoS4xjg4zUxob8cfzPYe

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 9 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 21 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 17 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 4 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 3 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1120
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1200
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee514de47540b32b984e5aa602e6fd5d508f8894d40c86751611db5c66e7709bN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1724
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee514de47540b32b984e5aa602e6fd5d508f8894d40c86751611db5c66e7709bN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1816
              • C:\Users\Admin\AppData\Local\Temp\f76b886.exe
                C:\Users\Admin\AppData\Local\Temp\f76b886.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:2388
              • C:\Users\Admin\AppData\Local\Temp\f76ba3b.exe
                C:\Users\Admin\AppData\Local\Temp\f76ba3b.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 policy modification
                PID:2768
              • C:\Users\Admin\AppData\Local\Temp\f76d430.exe
                C:\Users\Admin\AppData\Local\Temp\f76d430.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:2636
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2040

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            5cb2e1e97a9f883c3259e3d5332f643b

            SHA1

            d8968f1d030449921baab2f872b6f798ec693c85

            SHA256

            405026f3b7c8c3bb398f45c3ed4a10d9134b74d180ed18ae7eb71de3741ca5d6

            SHA512

            32fa1ca4378696030671ef2594563c81db1f38406ae614c50edf1bf489ec65060399e8ea7bbcc0c55deddf2fd0f9dd37703b1507edcc8043b8a3243bc5576870

          • \Users\Admin\AppData\Local\Temp\f76b886.exe

            Filesize

            97KB

            MD5

            53d578ea9725533a737ea6b2be23d09a

            SHA1

            661f5419050d4ce57dcb053cdb6b8cd12293afa2

            SHA256

            c7e233ab82cb70d6ae813b349cd4e24374050c9e3f05e9b4f3510be7ee9ba683

            SHA512

            9ab70fe07e3d0812c9fe588786d6d8c46766e60fa5f8bc060c7d1838a00b80ad78a0c335afe6b8c74b73f161c7f0d400435bc888c24404837446fa8ff80ca4c6

          • memory/1120-28-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/1816-80-0x0000000000240000-0x0000000000242000-memory.dmp

            Filesize

            8KB

          • memory/1816-69-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/1816-78-0x0000000000B00000-0x0000000000B12000-memory.dmp

            Filesize

            72KB

          • memory/1816-45-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/1816-9-0x0000000000240000-0x0000000000252000-memory.dmp

            Filesize

            72KB

          • memory/1816-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1816-36-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/1816-37-0x0000000000280000-0x0000000000281000-memory.dmp

            Filesize

            4KB

          • memory/1816-57-0x0000000000B00000-0x0000000000B12000-memory.dmp

            Filesize

            72KB

          • memory/1816-56-0x0000000000B00000-0x0000000000B12000-memory.dmp

            Filesize

            72KB

          • memory/1816-38-0x0000000000280000-0x0000000000281000-memory.dmp

            Filesize

            4KB

          • memory/2388-63-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-13-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-46-0x0000000000490000-0x0000000000492000-memory.dmp

            Filesize

            8KB

          • memory/2388-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2388-48-0x0000000000490000-0x0000000000492000-memory.dmp

            Filesize

            8KB

          • memory/2388-20-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-18-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-15-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-22-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-17-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-14-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-59-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-60-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-61-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-21-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-62-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-65-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-66-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-150-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2388-19-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-16-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-44-0x0000000003BA0000-0x0000000003BA1000-memory.dmp

            Filesize

            4KB

          • memory/2388-82-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-83-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-86-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-87-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-151-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2388-107-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2636-129-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2636-172-0x0000000000950000-0x0000000001A0A000-memory.dmp

            Filesize

            16.7MB

          • memory/2636-104-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2636-103-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2636-209-0x0000000000950000-0x0000000001A0A000-memory.dmp

            Filesize

            16.7MB

          • memory/2636-210-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2636-105-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2636-81-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2768-101-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2768-157-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2768-156-0x0000000000A10000-0x0000000001ACA000-memory.dmp

            Filesize

            16.7MB

          • memory/2768-58-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2768-98-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2768-124-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2768-97-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB