Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    29-12-2024 22:11

General

  • Target

    46eda390ad28bae6eab5cad93a4ad60d274f137051230e3df507dbfd9d7d2487.dll

  • Size

    120KB

  • MD5

    3d07ca65447b6dac9b249b46e0c24cee

  • SHA1

    fc741f7b68c21b7ebc8ef84d9123c3393c139917

  • SHA256

    46eda390ad28bae6eab5cad93a4ad60d274f137051230e3df507dbfd9d7d2487

  • SHA512

    1e960db875564f821237eb05390fa837e2addc8ebaff13584c254db61746c014b942a13bca355efd7e054572a46cc1989dcff1b739e367c1a8d1961c463fe9fa

  • SSDEEP

    1536:9S30T7rrlHhbu/3gJf1KW5SISW23aVXyOObnnt3KCUShahxXIjl:9S30TBhbm3gJdbIW7VXIbnBwM

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 14 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:1148
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1180
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\46eda390ad28bae6eab5cad93a4ad60d274f137051230e3df507dbfd9d7d2487.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2508
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\46eda390ad28bae6eab5cad93a4ad60d274f137051230e3df507dbfd9d7d2487.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2364
              • C:\Users\Admin\AppData\Local\Temp\f768601.exe
                C:\Users\Admin\AppData\Local\Temp\f768601.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:2556
              • C:\Users\Admin\AppData\Local\Temp\f7687c6.exe
                C:\Users\Admin\AppData\Local\Temp\f7687c6.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:2924
              • C:\Users\Admin\AppData\Local\Temp\f76a1cb.exe
                C:\Users\Admin\AppData\Local\Temp\f76a1cb.exe
                4⤵
                • Executes dropped EXE
                PID:2720
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:328

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            cef2185274e66479920d00d2bf8cbce2

            SHA1

            19e590061471e71c64be9aaefceddf5ec3d6b492

            SHA256

            599a4dc258ad086d0f5119c6a172e33988786976feca0fa2fa9b4d6744e7ddc8

            SHA512

            5b29bd6feb7241342c6c578a1ecb40ec20e614a2dbbb562c386aa1c48edd212d3f55e0c36863fb6521efa64b65cebdfc1ccdff01d617b703c21ea2f1fc1036f3

          • \Users\Admin\AppData\Local\Temp\f768601.exe

            Filesize

            97KB

            MD5

            9e416337bdfb06f1fc3ade552a89667c

            SHA1

            01252bf469dda63a569a50891099511a9d30568c

            SHA256

            80ac503a65c6744bd01fe5d8809f29a8fc78bdc756a7970b95b207458bbae69e

            SHA512

            e19ae55549074f4f2b3e4efa0f582eff1c1096419ee821f01c6c224d3602ee4ca607f149e43a89a3b2a2a9f8cc9db00c6cde9a0d1b1dccb6fcdf411ef1576c56

          • memory/1100-29-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2364-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2364-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2364-12-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2364-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2364-82-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/2364-5-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2364-59-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2364-46-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2364-37-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2364-38-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2364-58-0x0000000000240000-0x0000000000252000-memory.dmp

            Filesize

            72KB

          • memory/2364-55-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2556-23-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-64-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-61-0x0000000000300000-0x0000000000302000-memory.dmp

            Filesize

            8KB

          • memory/2556-21-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-57-0x0000000000300000-0x0000000000302000-memory.dmp

            Filesize

            8KB

          • memory/2556-47-0x0000000000310000-0x0000000000311000-memory.dmp

            Filesize

            4KB

          • memory/2556-22-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-20-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-18-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-19-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-16-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-15-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-62-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-154-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-63-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-67-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-65-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-69-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-70-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-13-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-17-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-84-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-85-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-86-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-89-0x0000000000690000-0x000000000174A000-memory.dmp

            Filesize

            16.7MB

          • memory/2556-153-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2720-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2720-133-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2720-107-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2720-109-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2720-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2720-201-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2924-104-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2924-103-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2924-99-0x0000000000200000-0x0000000000201000-memory.dmp

            Filesize

            4KB

          • memory/2924-167-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2924-60-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2924-197-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2924-196-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2924-123-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB