Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 07:34

General

  • Target

    865d6c5734fc2e131c6fb75cb14a6b7167474b08300e21be56eb92be1a80aae2N.dll

  • Size

    120KB

  • MD5

    2e086ec779a1429d411c2694a6520e90

  • SHA1

    3e23dd66067a432d7fa53dec803010ec7f4ae211

  • SHA256

    865d6c5734fc2e131c6fb75cb14a6b7167474b08300e21be56eb92be1a80aae2

  • SHA512

    dd6830cf78fa55ac94fc7d11d54c28b96c46483fd5f2ff0bd3cae2ffe32c596bfd1a8da288790a019e07eb6d8be0d93d2b90657aa59e2736b89be060b82492f1

  • SSDEEP

    1536:cQaEvFtfCvdf8r/mH2CNFNPKgyWG4QhDPvPolIg8Hu8ouaO489iXuR/dTReK53Da:Aot6dUrenKjWQhDRg8O8MKiKdesYP

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:1064
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1128
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1152
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\865d6c5734fc2e131c6fb75cb14a6b7167474b08300e21be56eb92be1a80aae2N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2008
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\865d6c5734fc2e131c6fb75cb14a6b7167474b08300e21be56eb92be1a80aae2N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1620
              • C:\Users\Admin\AppData\Local\Temp\f768112.exe
                C:\Users\Admin\AppData\Local\Temp\f768112.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:352
              • C:\Users\Admin\AppData\Local\Temp\f7682e6.exe
                C:\Users\Admin\AppData\Local\Temp\f7682e6.exe
                4⤵
                • Executes dropped EXE
                PID:2892
              • C:\Users\Admin\AppData\Local\Temp\f769e42.exe
                C:\Users\Admin\AppData\Local\Temp\f769e42.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:2756
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:284

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            fbe36ebcfa4ad549df2e6bbc6a7362d1

            SHA1

            717f6a4a3b8fa785b8549a3d079c5b3bcf6543a9

            SHA256

            46fd08ab61672d157a2266a9060200edc55fbca0753b496a1d72c93fa39a9e63

            SHA512

            d6a31d4a3d29b37c6bfc807388e5545309cf83c7816d82a4d9249aeaf0d7bc14ddb841273e58dcfc3d3eaf67d1543382d48ad0a980087cbb0ba85d37e441c315

          • \Users\Admin\AppData\Local\Temp\f768112.exe

            Filesize

            97KB

            MD5

            f8cb761e708512bfabbb91187732c8e3

            SHA1

            137dd4f16af05a1cadd49ef21b648af9766fec21

            SHA256

            6de718372ca785b65cfd2bddf6d64fde0acf5ea4c130d182f489cccd4b5631f0

            SHA512

            fb4aeab14962a80ef90b4d1c6b41d3277bca67204a886f8b1e3ae9f1da8a9b419fb6e5b178ef9fdbb1b36db47dd6d260808275bacbaedbca4b140f6f8a7ec58e

          • memory/352-89-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-155-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-67-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-154-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/352-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/352-93-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-18-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-23-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-17-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-26-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-21-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-54-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/352-90-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-22-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-52-0x0000000000520000-0x0000000000521000-memory.dmp

            Filesize

            4KB

          • memory/352-87-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-20-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-74-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-73-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-72-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-19-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-25-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-24-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-70-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-64-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/352-69-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/352-63-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/1064-32-0x00000000020F0000-0x00000000020F2000-memory.dmp

            Filesize

            8KB

          • memory/1620-42-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/1620-88-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/1620-66-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1620-61-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1620-41-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1620-7-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/1620-82-0x00000000002A0000-0x00000000002B2000-memory.dmp

            Filesize

            72KB

          • memory/1620-65-0x0000000000280000-0x0000000000292000-memory.dmp

            Filesize

            72KB

          • memory/1620-51-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/1620-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1620-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1620-13-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/1620-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1620-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2756-209-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2756-108-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2756-109-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2756-111-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2756-177-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2756-208-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2892-102-0x00000000003B0000-0x00000000003B1000-memory.dmp

            Filesize

            4KB

          • memory/2892-135-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2892-112-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2892-68-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2892-181-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB