Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 00:42

General

  • Target

    8d5b14b4b08a30524b29acf7fe650be3c2478dd3e89bcb08ad53ce6885d3439c.dll

  • Size

    120KB

  • MD5

    8046d48452b5524ecd05dd50260308b3

  • SHA1

    b7c9ede30d32ef96b1c87f47456778c04bd584cc

  • SHA256

    8d5b14b4b08a30524b29acf7fe650be3c2478dd3e89bcb08ad53ce6885d3439c

  • SHA512

    851d9637b0104c6aa9f65cdd2732ae9b52cfcef0da52ba7f2381d137803915c831f1c889e1e2ce7ebee6972ab2a29d590726df4d58f6bfc9d1d45ab6e128859d

  • SSDEEP

    3072:8SVE0MTZqOMcjiOhGxg3nvzuVvdNWIttxPh:8SVwdqB7OhGxg3MjW

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 9 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 26 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:1096
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1172
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d5b14b4b08a30524b29acf7fe650be3c2478dd3e89bcb08ad53ce6885d3439c.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:276
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d5b14b4b08a30524b29acf7fe650be3c2478dd3e89bcb08ad53ce6885d3439c.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:604
              • C:\Users\Admin\AppData\Local\Temp\f76e2d0.exe
                C:\Users\Admin\AppData\Local\Temp\f76e2d0.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:316
              • C:\Users\Admin\AppData\Local\Temp\f76e4c4.exe
                C:\Users\Admin\AppData\Local\Temp\f76e4c4.exe
                4⤵
                • Executes dropped EXE
                PID:2580
              • C:\Users\Admin\AppData\Local\Temp\f7702de.exe
                C:\Users\Admin\AppData\Local\Temp\f7702de.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:2600
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1424

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            e56fdf58a3011a7437311fc505bf6baf

            SHA1

            ef40ad76c217187a99882cd6f9d1da03421844ba

            SHA256

            1f1d5acd27f212a1cfb0e93649651e20f7c72c68928b22cc2fb63e51fe59aa75

            SHA512

            bb5595d074e7eab8828edbba8ec34306e585ae61057a5792163c79cade6a3046fb3cfe3c340f785a08f2c8867140299d20dca525489d90e1cadb6fcda057f353

          • \Users\Admin\AppData\Local\Temp\f76e2d0.exe

            Filesize

            97KB

            MD5

            a4f3824de40d3675df7e8f02e9de1cdd

            SHA1

            8911ce7a15bb3e40c6b004cf806e6dcf1b72811c

            SHA256

            f4f06d0277f004cfd7e5c765b584dd0b6c9443c957691cdd6a3eccda1d10d09c

            SHA512

            bcec9dc75540573d87a1bcc4cd2fbd180b3bcad0d1bd12498d6606d135fb956559ea97482d7995e45c9b4a45986ad68f6622156d6ec63dfa67cd14a925712177

          • memory/316-108-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-112-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-50-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/316-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/316-47-0x0000000000520000-0x0000000000521000-memory.dmp

            Filesize

            4KB

          • memory/316-17-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-21-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-16-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-20-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-22-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-23-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-107-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-79-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-25-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-134-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-133-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/316-111-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-105-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-24-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-19-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-18-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-104-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-103-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-102-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-100-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-63-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-64-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-65-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/316-66-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/604-38-0x0000000000170000-0x0000000000171000-memory.dmp

            Filesize

            4KB

          • memory/604-46-0x0000000000170000-0x0000000000171000-memory.dmp

            Filesize

            4KB

          • memory/604-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/604-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/604-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/604-12-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/604-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/604-53-0x0000000000180000-0x0000000000192000-memory.dmp

            Filesize

            72KB

          • memory/604-59-0x0000000000180000-0x0000000000192000-memory.dmp

            Filesize

            72KB

          • memory/604-60-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/604-37-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/604-75-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/1096-31-0x0000000000350000-0x0000000000352000-memory.dmp

            Filesize

            8KB

          • memory/2580-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2580-89-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/2580-90-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2580-94-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2580-138-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2600-98-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/2600-99-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2600-145-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-146-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2600-187-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2600-188-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB