Analysis

  • max time kernel
    27s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    01-01-2025 00:04

General

  • Target

    c5ea7d0bff219e96323a601d78dad41eec2c9723805bdd4bb73f69d4b58957c8.dll

  • Size

    120KB

  • MD5

    b259d01def98d114182e28dbac786528

  • SHA1

    9b4eed9c099cbf09af53336e2089611389dd4522

  • SHA256

    c5ea7d0bff219e96323a601d78dad41eec2c9723805bdd4bb73f69d4b58957c8

  • SHA512

    2385a5a208c373ea85a09109db8caa026a95727ecc75cc6aec6694aa9e4a96b1b6ebab25f982c0ee8b4bd11aa41153966e0e5db26292477cbfadd8632a8100f3

  • SSDEEP

    1536:iZL7UXCYF6W/2dKxoog8zOVH62RuwPYeqrmgjSZ7+FVpJjtxD72t1Uz3f4J+JiFS:iMpCKx3dOIwPYygjS4FV/5xD77Uei8sS

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 16 IoCs

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

  • UPX packed file 23 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\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1068
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1100
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1144
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\c5ea7d0bff219e96323a601d78dad41eec2c9723805bdd4bb73f69d4b58957c8.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2264
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\c5ea7d0bff219e96323a601d78dad41eec2c9723805bdd4bb73f69d4b58957c8.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:296
              • 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
                • 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:2336
              • C:\Users\Admin\AppData\Local\Temp\f76d2f8.exe
                C:\Users\Admin\AppData\Local\Temp\f76d2f8.exe
                4⤵
                • Executes dropped EXE
                PID:2732
              • C:\Users\Admin\AppData\Local\Temp\f76ecde.exe
                C:\Users\Admin\AppData\Local\Temp\f76ecde.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:1204
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1520

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            98e08a812a4cf703d0b2a01ab4d822dc

            SHA1

            46915bdb854098a62963affd4d03905abc27a539

            SHA256

            54491f17a28eb82f597395dd6f7fac09b7a6eebefff4a738dc76ffc0797d296b

            SHA512

            d556a2198c71b1adc597e582449ba3a00770841f10c01a4bab69edfff967e0a85902a96e2fc1f69f8acbf37f77c2746b39050825b6054ba12e37f243dcd9ec56

          • \Users\Admin\AppData\Local\Temp\f76d105.exe

            Filesize

            97KB

            MD5

            b67554a8e54ab77c16e653279e7ed430

            SHA1

            08378b3d18ed924010a967afd0a2062fe0db4ec1

            SHA256

            7dbe38a19673941dd298af47e9cbc5e3b9751425925be78b9cd7b68b000e6cc8

            SHA512

            633223d1134ede5dc0bcf4e9abe5e6fe5dbcba486ff6d67b45c07439ce05860993f1952802453de4f4daa822e84fda3073b22067aa6b04d1b50630fe8ca7f3a9

          • memory/296-57-0x0000000000150000-0x0000000000162000-memory.dmp

            Filesize

            72KB

          • memory/296-8-0x00000000000C0000-0x00000000000D2000-memory.dmp

            Filesize

            72KB

          • memory/296-55-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/296-44-0x0000000000140000-0x0000000000141000-memory.dmp

            Filesize

            4KB

          • memory/296-81-0x00000000000C0000-0x00000000000C2000-memory.dmp

            Filesize

            8KB

          • memory/296-35-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/296-36-0x0000000000140000-0x0000000000141000-memory.dmp

            Filesize

            4KB

          • memory/296-58-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/296-75-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/296-79-0x00000000002C0000-0x00000000002D2000-memory.dmp

            Filesize

            72KB

          • memory/296-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1068-27-0x0000000001F90000-0x0000000001F92000-memory.dmp

            Filesize

            8KB

          • memory/1204-178-0x00000000009C0000-0x0000000001A7A000-memory.dmp

            Filesize

            16.7MB

          • memory/1204-109-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1204-107-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/1204-179-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1204-217-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1204-216-0x00000000009C0000-0x0000000001A7A000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-47-0x00000000017A0000-0x00000000017A2000-memory.dmp

            Filesize

            8KB

          • memory/2336-85-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2336-17-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-15-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-60-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-61-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-62-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-64-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-63-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-66-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-67-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-20-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-48-0x00000000017A0000-0x00000000017A2000-memory.dmp

            Filesize

            8KB

          • memory/2336-78-0x00000000017A0000-0x00000000017A2000-memory.dmp

            Filesize

            8KB

          • memory/2336-21-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-83-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-45-0x0000000003E20000-0x0000000003E21000-memory.dmp

            Filesize

            4KB

          • memory/2336-86-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-19-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-18-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-11-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-13-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-14-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-16-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-159-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2336-158-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2732-163-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2732-133-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2732-98-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2732-99-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2732-102-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2732-59-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB