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Analysis

  • max time kernel
    119s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15/12/2024, 23:05

General

  • Target

    9f593ada94ac2d793fe144be49476c808722f30fe3b6aeff4d2c316ed43cb14aN.dll

  • Size

    120KB

  • MD5

    3acab51e7877c5457ac68e06a71d8f50

  • SHA1

    6728d987ad33f7233e393541b2f92538b28e0e87

  • SHA256

    9f593ada94ac2d793fe144be49476c808722f30fe3b6aeff4d2c316ed43cb14a

  • SHA512

    b0f08296bba76a24913e24efa59ed281a28595f78b5a1070cb7dca8ce4894f34d490bcfb051e1a4891d27d623b1bb54c71f5fdd7d44ae88669df69b08fe19dd9

  • SSDEEP

    3072:Oj5TxaD/AqqKpA/rnkVCt47/8syLQn0l4:uS/XeTqe47/8F7l

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 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 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:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\9f593ada94ac2d793fe144be49476c808722f30fe3b6aeff4d2c316ed43cb14aN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2504
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\9f593ada94ac2d793fe144be49476c808722f30fe3b6aeff4d2c316ed43cb14aN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1668
              • C:\Users\Admin\AppData\Local\Temp\f76b9cd.exe
                C:\Users\Admin\AppData\Local\Temp\f76b9cd.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:2416
              • C:\Users\Admin\AppData\Local\Temp\f76bb73.exe
                C:\Users\Admin\AppData\Local\Temp\f76bb73.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\f76d597.exe
                C:\Users\Admin\AppData\Local\Temp\f76d597.exe
                4⤵
                • Executes dropped EXE
                PID:2348
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1660

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            3a606b79f53ff5b112b7b607a02c5f97

            SHA1

            a68b18cdfe780b6758c4897b1020712366684f41

            SHA256

            6ef81740c9a090fbb949d3fcc62205c7bacfbbda176fb484311fe69541912e6e

            SHA512

            506215203e4d39540906b684d6fcc7fade59ab808b646df28a955a672605284ad0dfe6fa2345a2a214427d47b640bff5e778f09cea6b5790a516d078b1e354f6

          • \Users\Admin\AppData\Local\Temp\f76b9cd.exe

            Filesize

            97KB

            MD5

            7ba4339fb71bd2dec951eed71e59f0aa

            SHA1

            4b210ded830611ca50846a6cd73c41f975294892

            SHA256

            7894b16659a32b6a1739ca2e2b542e2aa56bc8bbd5012f05128103856bdbf85d

            SHA512

            ea7d09446f1b173815eac35edecdb21caf1ec1beff85847de0374c7e77b964315d093f4c9cb758433ead952886172d8756a9ab5132e68d4fe9852fcc4dda4123

          • memory/1100-25-0x0000000001F90000-0x0000000001F92000-memory.dmp

            Filesize

            8KB

          • memory/1668-12-0x0000000000100000-0x0000000000112000-memory.dmp

            Filesize

            72KB

          • memory/1668-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1668-32-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1668-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1668-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1668-33-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/1668-42-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/1668-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1668-57-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1668-60-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1668-82-0x0000000000100000-0x0000000000102000-memory.dmp

            Filesize

            8KB

          • memory/1668-59-0x00000000001D0000-0x00000000001E2000-memory.dmp

            Filesize

            72KB

          • memory/2348-196-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2348-107-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2348-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2348-106-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2348-105-0x0000000000240000-0x0000000000241000-memory.dmp

            Filesize

            4KB

          • memory/2348-129-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2416-58-0x00000000003D0000-0x00000000003D2000-memory.dmp

            Filesize

            8KB

          • memory/2416-87-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-23-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-17-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-19-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-24-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-16-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-64-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-63-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-65-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-66-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-67-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-69-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-70-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-48-0x00000000003E0000-0x00000000003E1000-memory.dmp

            Filesize

            4KB

          • memory/2416-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2416-84-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-18-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-89-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-14-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-21-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-50-0x00000000003D0000-0x00000000003D2000-memory.dmp

            Filesize

            8KB

          • memory/2416-22-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-152-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2416-153-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-108-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2416-20-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

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

            Filesize

            8KB

          • memory/2852-98-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2852-99-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2852-166-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

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

            Filesize

            8KB

          • memory/2852-192-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2852-191-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2852-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB