Analysis

  • max time kernel
    105s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 10:50

General

  • Target

    e48d0bae80bc4ff6af31c9037a2937f64e2d45aa07dc17263d38ba18b6e93618N.dll

  • Size

    120KB

  • MD5

    957601a4a2ba6e5f0ab03298ed1ae0c0

  • SHA1

    bbdfcd0e79db76bef4cf0866827aaa911afa3e40

  • SHA256

    e48d0bae80bc4ff6af31c9037a2937f64e2d45aa07dc17263d38ba18b6e93618

  • SHA512

    92c9fbb1ebed47ccca04450ffaf0b744aef55c9acc95622afd479777f4bf6c87e308b0b587765c1cea51202738a39a4c2b913078902b4e83501ff7f66e52b93f

  • SSDEEP

    1536:x3Y5OdlsWrwDQ2V+bwtSYx6kRsQqQjm4bIrZ+nIItiHug2xeGjPRcTHCClb+:+5/WkJ+bzE6kUIm4bAknDiAx3Vxx

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 22 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 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1072
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1084
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1144
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\e48d0bae80bc4ff6af31c9037a2937f64e2d45aa07dc17263d38ba18b6e93618N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2444
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\e48d0bae80bc4ff6af31c9037a2937f64e2d45aa07dc17263d38ba18b6e93618N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2324
              • C:\Users\Admin\AppData\Local\Temp\f76d77b.exe
                C:\Users\Admin\AppData\Local\Temp\f76d77b.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:2064
              • C:\Users\Admin\AppData\Local\Temp\f76d8c2.exe
                C:\Users\Admin\AppData\Local\Temp\f76d8c2.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:2800
              • C:\Users\Admin\AppData\Local\Temp\f76f2f6.exe
                C:\Users\Admin\AppData\Local\Temp\f76f2f6.exe
                4⤵
                • Executes dropped EXE
                PID:2160
        • 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

            aec57e54bf7751610262637068bb4a2d

            SHA1

            207e9ca69073343d062acd71e17528b9b75da5b3

            SHA256

            b9a9caf69c2ae2aaa78c13ab9c813ef46efc2da02f61a08139e0376fc12e25ef

            SHA512

            729e60a5ad392c6caf8528afb362e2d1b31297b6cfd001fe01e303e3796c35e9e05bd5b24918b8d0ebafe097f51670e0715d2dac19e7b8bd03b942f0c24b1301

          • \Users\Admin\AppData\Local\Temp\f76d77b.exe

            Filesize

            97KB

            MD5

            76841181ced3b6dd8979c2de45dfc2b5

            SHA1

            c518056f26c6a9885c97d3748c29ae3ab8badaf0

            SHA256

            eaf0b6f4c0dae825691856b180b95077c604c5324e82e136e51de96ea587c27a

            SHA512

            fe82a4713046381361c2e24c475273d53c1d1fa428291112b3f6f6b984a5b11c50b524d5283ea8fabcbb56814d862487b68d8dd44ba42599ae4a84a26af1c1a3

          • memory/1072-19-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2064-61-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-89-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-13-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-36-0x00000000002E0000-0x00000000002E1000-memory.dmp

            Filesize

            4KB

          • memory/2064-64-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2064-63-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-154-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2064-155-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-11-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-86-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-17-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-14-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-18-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-37-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-39-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-15-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-42-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2064-62-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-40-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2064-38-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-16-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-60-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-85-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-71-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2064-67-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2064-66-0x0000000000670000-0x000000000172A000-memory.dmp

            Filesize

            16.7MB

          • memory/2160-168-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2160-110-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2160-175-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2160-108-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2160-82-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2324-50-0x0000000000830000-0x0000000000832000-memory.dmp

            Filesize

            8KB

          • memory/2324-81-0x0000000000880000-0x0000000000892000-memory.dmp

            Filesize

            72KB

          • memory/2324-78-0x0000000000880000-0x0000000000892000-memory.dmp

            Filesize

            72KB

          • memory/2324-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2324-9-0x0000000000660000-0x0000000000672000-memory.dmp

            Filesize

            72KB

          • memory/2324-28-0x0000000000840000-0x0000000000841000-memory.dmp

            Filesize

            4KB

          • memory/2324-57-0x0000000000860000-0x0000000000872000-memory.dmp

            Filesize

            72KB

          • memory/2324-83-0x0000000000830000-0x0000000000832000-memory.dmp

            Filesize

            8KB

          • memory/2324-41-0x0000000000840000-0x0000000000841000-memory.dmp

            Filesize

            4KB

          • memory/2324-84-0x0000000000660000-0x0000000000672000-memory.dmp

            Filesize

            72KB

          • memory/2324-58-0x0000000000830000-0x0000000000832000-memory.dmp

            Filesize

            8KB

          • memory/2324-27-0x0000000000830000-0x0000000000832000-memory.dmp

            Filesize

            8KB

          • memory/2800-129-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2800-107-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2800-101-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2800-167-0x0000000000920000-0x00000000019DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2800-171-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2800-59-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2800-102-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB