Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    09-12-2024 03:54

General

  • Target

    e069bfa3e09ad06aabbc6b759779004f6617925df8192dcf3e20a85f9fd67f2f.dll

  • Size

    120KB

  • MD5

    db76e3e707cbf4b4a48b72920287d912

  • SHA1

    e8c9dec393821ea344e8d1f7d5fb75afe764aaf7

  • SHA256

    e069bfa3e09ad06aabbc6b759779004f6617925df8192dcf3e20a85f9fd67f2f

  • SHA512

    e6d826d2bc62882947ca32bf1835bf8d7f77bb5112295d4ffce52f8d83a14335f00bd02e912e0628f09b5ccbb120c75df31f60173f7fa8d1f9f4ba4b7562e6a2

  • SSDEEP

    1536:1qbD03V9xQFXJo5SkkXmQlSUKcsA50T06pkpOYZD9DKylP74jlTodWBjW4w42S:G0MXyMZmrcB7SYvOSP74+4wJS

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 10 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 47 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1076
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\e069bfa3e09ad06aabbc6b759779004f6617925df8192dcf3e20a85f9fd67f2f.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2584
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\e069bfa3e09ad06aabbc6b759779004f6617925df8192dcf3e20a85f9fd67f2f.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2916
              • C:\Users\Admin\AppData\Local\Temp\f76b2bc.exe
                C:\Users\Admin\AppData\Local\Temp\f76b2bc.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:2528
              • C:\Users\Admin\AppData\Local\Temp\f76b442.exe
                C:\Users\Admin\AppData\Local\Temp\f76b442.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
                • System policy modification
                PID:2876
              • C:\Users\Admin\AppData\Local\Temp\f76d105.exe
                C:\Users\Admin\AppData\Local\Temp\f76d105.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:2736
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1800

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            d8572d2c338ee676ea4e24023ecaf190

            SHA1

            b1829cba55268b18ccfa5453a6c3ae30115e65a6

            SHA256

            615913f8501645651948a56911a9e233955346f8677da608ea4496d29dffc3f6

            SHA512

            0d432099819c861deba7d9f846c7e7dd2637558dfb4ce32c5b21ac94fb4e2eed0e0d39a06f12f4fbdc0fb0eb1a47ce448ae2cb872c23d21d13f0dd89c373ffe7

          • \Users\Admin\AppData\Local\Temp\f76b2bc.exe

            Filesize

            97KB

            MD5

            09843bfb8c0bf2e94df911d2f9a2ea03

            SHA1

            e123b84c3c12623e5fcc04bd6d1662182682ef2f

            SHA256

            21a15683926844f68207fb81bbc8958ea6df3a2eb940224aadb910d07156e995

            SHA512

            7557aecf28f136e04d97c7887254cbf26412ace242abcbbee02214b96f5493cc102910cbe2db3e5abb9caba9ae6da967cfda57a153b6c4f6038f2d5537a7754c

          • memory/1076-28-0x0000000001F00000-0x0000000001F02000-memory.dmp

            Filesize

            8KB

          • memory/2528-107-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-18-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-105-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-16-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-103-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-14-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-48-0x0000000003CD0000-0x0000000003CD2000-memory.dmp

            Filesize

            8KB

          • memory/2528-47-0x0000000003CD0000-0x0000000003CD2000-memory.dmp

            Filesize

            8KB

          • memory/2528-45-0x0000000003D20000-0x0000000003D21000-memory.dmp

            Filesize

            4KB

          • memory/2528-143-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-21-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-102-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-109-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-78-0x0000000003CD0000-0x0000000003CD2000-memory.dmp

            Filesize

            8KB

          • memory/2528-22-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-17-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-142-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2528-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2528-19-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-15-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-13-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-20-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-60-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-62-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-61-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-63-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-80-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-65-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-66-0x0000000000620000-0x00000000016DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2736-97-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2736-98-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2736-77-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2736-101-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2736-209-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2876-167-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2876-119-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2876-100-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/2876-91-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2876-99-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2876-59-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2876-173-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2916-35-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2916-58-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2916-57-0x0000000000230000-0x0000000000242000-memory.dmp

            Filesize

            72KB

          • memory/2916-55-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2916-73-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2916-36-0x0000000000220000-0x0000000000221000-memory.dmp

            Filesize

            4KB

          • memory/2916-44-0x0000000000220000-0x0000000000221000-memory.dmp

            Filesize

            4KB

          • memory/2916-8-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2916-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB