Analysis

  • max time kernel
    32s
  • max time network
    21s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-12-2024 21:54

General

  • Target

    512bc6701aeeec677597bb773f59eb4504d424947f4392fa9338285f292f58dfN.dll

  • Size

    120KB

  • MD5

    1a03f47b50f4ac275a98406ef27c8400

  • SHA1

    41a3534a04be7bb112d33f3a31f3cb2caf51a73d

  • SHA256

    512bc6701aeeec677597bb773f59eb4504d424947f4392fa9338285f292f58df

  • SHA512

    00cf9d4419268b75427471dd50bb559908980548ff25a31848c79078092b8d92f4cecdb968819e4285d4a38c560e86af0eeb6994e75aa3e43fccc98aa6b3a06e

  • SSDEEP

    1536:qIiI09MI8eRjlw0DG1/Fw8XjDeJHV7g1lM0SL6Ek0UTKL0cr:10Tdplw0V8XN70w

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 11 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 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 46 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1200
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\512bc6701aeeec677597bb773f59eb4504d424947f4392fa9338285f292f58dfN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3044
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\512bc6701aeeec677597bb773f59eb4504d424947f4392fa9338285f292f58dfN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2312
              • C:\Users\Admin\AppData\Local\Temp\f769c7e.exe
                C:\Users\Admin\AppData\Local\Temp\f769c7e.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:2520
              • C:\Users\Admin\AppData\Local\Temp\f769e04.exe
                C:\Users\Admin\AppData\Local\Temp\f769e04.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
                • System policy modification
                PID:2996
              • C:\Users\Admin\AppData\Local\Temp\f76ca03.exe
                C:\Users\Admin\AppData\Local\Temp\f76ca03.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:1876
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1440

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            bfcc7507531a872aff0d3f285a1f571a

            SHA1

            3c9fab20ec2776afea419ad2c31ba4cdc4bf0503

            SHA256

            66fd3eef7c202d39414217ce208208e1ce43759aa3d2166c94c5376bb545909f

            SHA512

            8a72993a0647f872c1bdcfd6aeec24bc9d1591756dcdcd3d01c10a37f9e30bc4867b6fabf93d0d36aaebc6fa91c310e37682a8193f8fe397def529abaa0c72d8

          • \Users\Admin\AppData\Local\Temp\f769c7e.exe

            Filesize

            97KB

            MD5

            69242017077618350e6e4adb0f918971

            SHA1

            a8f539da64224444ca19ed4b0bc4e5ccb1ff82d0

            SHA256

            705ca6c92d00afb9bfb0fa7ca917374a566feabf78405b2f59ba818b29107146

            SHA512

            524aa6d310a141e6e630c25ff559a4a6e33c1923c83ff40f9ea6e7e44400775eb2d4e35d1e52c16610af4bf6bd1cf7a2d24b7c86e7dae5eed3d9e8ba2b722462

          • memory/1112-21-0x0000000001F10000-0x0000000001F12000-memory.dmp

            Filesize

            8KB

          • memory/1876-229-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1876-97-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2312-95-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/2312-49-0x00000000002E0000-0x00000000002F2000-memory.dmp

            Filesize

            72KB

          • memory/2312-12-0x0000000000130000-0x0000000000142000-memory.dmp

            Filesize

            72KB

          • memory/2312-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2312-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2312-29-0x0000000000170000-0x0000000000171000-memory.dmp

            Filesize

            4KB

          • memory/2312-28-0x0000000000170000-0x0000000000171000-memory.dmp

            Filesize

            4KB

          • memory/2312-27-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/2312-7-0x0000000000130000-0x0000000000142000-memory.dmp

            Filesize

            72KB

          • memory/2312-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2312-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2312-37-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/2312-48-0x00000000002E0000-0x00000000002F2000-memory.dmp

            Filesize

            72KB

          • memory/2312-51-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/2520-47-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-81-0x00000000003D0000-0x00000000003D2000-memory.dmp

            Filesize

            8KB

          • memory/2520-15-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-54-0x00000000003D0000-0x00000000003D2000-memory.dmp

            Filesize

            8KB

          • memory/2520-55-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-57-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-56-0x00000000003D0000-0x00000000003D2000-memory.dmp

            Filesize

            8KB

          • memory/2520-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2520-45-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-36-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-62-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-19-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-20-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-135-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-17-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-66-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-67-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-63-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-83-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-52-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-64-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-134-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2520-84-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-18-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-35-0x00000000003E0000-0x00000000003E1000-memory.dmp

            Filesize

            4KB

          • memory/2520-98-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-99-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-102-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-104-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2520-124-0x00000000003D0000-0x00000000003D2000-memory.dmp

            Filesize

            8KB

          • memory/2520-110-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2996-105-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2996-79-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2996-80-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2996-164-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2996-165-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2996-82-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2996-208-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2996-50-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB