Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 09:22

General

  • Target

    2997a852ab69a853bd89984fa565602fc56f35cad991d8d433c164949d48cabb.dll

  • Size

    120KB

  • MD5

    1fae1302799e92ea43cd1b5cb9350ab9

  • SHA1

    6293e3d25982b7f0ce4a1c780722cffd71f61853

  • SHA256

    2997a852ab69a853bd89984fa565602fc56f35cad991d8d433c164949d48cabb

  • SHA512

    254bf12d4a3e6642fee1712b63e219813f529a9fe52e84b3d33fd5eea7033fe034486bbc25ba1d94d0a8bb84fe03d41329b93e6b9fe30b0c6ceeaa74d5a3d52a

  • SSDEEP

    1536:Ug/JzJ21qktSQN/XJvmqvIALdDAvZfBFOpwY/a3p9YoQ8VNieAhE8Ja3Rt:z/FJ2ntSQN/Xhmqvz+ffwa5PIeAhEFb

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 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 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1056
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1100
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1180
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\2997a852ab69a853bd89984fa565602fc56f35cad991d8d433c164949d48cabb.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2576
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\2997a852ab69a853bd89984fa565602fc56f35cad991d8d433c164949d48cabb.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1888
              • C:\Users\Admin\AppData\Local\Temp\f76b396.exe
                C:\Users\Admin\AppData\Local\Temp\f76b396.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:972
              • C:\Users\Admin\AppData\Local\Temp\f76b54b.exe
                C:\Users\Admin\AppData\Local\Temp\f76b54b.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:2632
              • C:\Users\Admin\AppData\Local\Temp\f76cf41.exe
                C:\Users\Admin\AppData\Local\Temp\f76cf41.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:1628
        • 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

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            71e5c499536d487608f671dd4e076cee

            SHA1

            981bd7001f5f5cb8558e38acbf63194f14a724ac

            SHA256

            fcf7d3af8f9e87b04e20a1c71511ba939a6f6fc4c4a703d31a32420a522b13f9

            SHA512

            bce83775eaf9dc1be93823051bb2bf4f96230e099a6413bb086490cbc55f16a662331bf836fa3b9d2c3103cb3909dfd19c2e20b193d3941ed40e6f97b775cdeb

          • \Users\Admin\AppData\Local\Temp\f76b396.exe

            Filesize

            97KB

            MD5

            38a7367776b3770f2e42e9087fe531af

            SHA1

            55e971b8769062d98731c074094b78fe4494dd34

            SHA256

            f6307a5cb91762f54042cf91280fa402fa965412dcc7d43f5b245622c6d8a2af

            SHA512

            ab6ac39836e226cebf062468015f9845e6fbe66f631afb87fa8505e4602e0082f1312a898a100003d3d70d7f6126979999543cecf2a3b51132d8f649dc372eda

          • memory/972-88-0x00000000005F0000-0x00000000005F2000-memory.dmp

            Filesize

            8KB

          • memory/972-59-0x00000000005F0000-0x00000000005F2000-memory.dmp

            Filesize

            8KB

          • memory/972-85-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-66-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-13-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-18-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-21-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-16-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-15-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-17-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-20-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-71-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-68-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-49-0x0000000000600000-0x0000000000601000-memory.dmp

            Filesize

            4KB

          • memory/972-158-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-12-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/972-70-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-84-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-67-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-51-0x00000000005F0000-0x00000000005F2000-memory.dmp

            Filesize

            8KB

          • memory/972-159-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/972-23-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-90-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-22-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-65-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-64-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-19-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/972-87-0x0000000000980000-0x0000000001A3A000-memory.dmp

            Filesize

            16.7MB

          • memory/1056-25-0x0000000002070000-0x0000000002072000-memory.dmp

            Filesize

            8KB

          • memory/1628-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1628-106-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/1628-137-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1628-234-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1628-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1888-61-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1888-35-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/1888-11-0x0000000000190000-0x00000000001A2000-memory.dmp

            Filesize

            72KB

          • memory/1888-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1888-34-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1888-10-0x0000000000190000-0x00000000001A2000-memory.dmp

            Filesize

            72KB

          • memory/1888-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1888-79-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1888-48-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/1888-58-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1888-60-0x0000000000220000-0x0000000000232000-memory.dmp

            Filesize

            72KB

          • memory/2632-132-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2632-63-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2632-103-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2632-172-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2632-104-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2632-100-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/2632-197-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2632-198-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB