Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 00:44

General

  • Target

    096aa4a879abe779a2fb5b4876e39b741d0b579f0d6b52851f92f9d6048a4c99.dll

  • Size

    120KB

  • MD5

    3142c05abb2466d03a2745044c24ab87

  • SHA1

    1635996aee86c6bcf18c912dcf7d11a4bec38dd4

  • SHA256

    096aa4a879abe779a2fb5b4876e39b741d0b579f0d6b52851f92f9d6048a4c99

  • SHA512

    b47e3c362238af6025fe4e2c9ed07c662967b3e2c6289a22261e98d51eec6ff04813531ad85ba784331b82b455b9368a8982c79832b29c1ba730631c8edc4e12

  • SSDEEP

    3072:MkUaDkjCbY0yj6jpS7UA4gMUa81JzoQOkhV:MkUaDk90k7UAbMUayhoLkhV

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 17 IoCs

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

  • UPX packed file 25 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 45 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1108
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1156
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1184
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\096aa4a879abe779a2fb5b4876e39b741d0b579f0d6b52851f92f9d6048a4c99.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2216
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\096aa4a879abe779a2fb5b4876e39b741d0b579f0d6b52851f92f9d6048a4c99.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1376
              • C:\Users\Admin\AppData\Local\Temp\f77142c.exe
                C:\Users\Admin\AppData\Local\Temp\f77142c.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:2720
              • C:\Users\Admin\AppData\Local\Temp\f7715e1.exe
                C:\Users\Admin\AppData\Local\Temp\f7715e1.exe
                4⤵
                • Executes dropped EXE
                PID:1592
              • C:\Users\Admin\AppData\Local\Temp\f772fa8.exe
                C:\Users\Admin\AppData\Local\Temp\f772fa8.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:3032
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2032

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            0450fbb7603115274c7e606f8637bc8e

            SHA1

            222010abf323ad3f22b52ed83a06612465154b2f

            SHA256

            1f42b6425dd4b1dab63d437bc82bfd8286d35b2f530af0479f3318cbde855071

            SHA512

            81d05dd4d8da5d71602fd5a8f51ee79cb5761159cf5291f92a1075bdaf5a0718c3939d14b0a7381ce6f8cbc77f1c5b0d937273f68449883d38c01d02ce6c6c25

          • \Users\Admin\AppData\Local\Temp\f77142c.exe

            Filesize

            97KB

            MD5

            e369b5c212ef5a790c048c19175c7e0e

            SHA1

            4d0e4a2c19e7da73f5ac8c26f4a8b3459444e094

            SHA256

            dbbba91356d722cc84dcad7fb8a5866a3916766f05aedec00d688713823ba0d0

            SHA512

            e4e5f988d0cb576d0bcf6eabdeedd6fcc28c01d8afd2248c7fa448e488696c96946d914ea53a4b083651e8d146226e35e950ba5803d1fb87035f0231e1442afa

          • memory/1108-29-0x00000000020F0000-0x00000000020F2000-memory.dmp

            Filesize

            8KB

          • memory/1376-58-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1376-57-0x00000000001D0000-0x00000000001E2000-memory.dmp

            Filesize

            72KB

          • memory/1376-10-0x0000000000150000-0x0000000000162000-memory.dmp

            Filesize

            72KB

          • memory/1376-37-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/1376-11-0x0000000000150000-0x0000000000162000-memory.dmp

            Filesize

            72KB

          • memory/1376-55-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1376-36-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/1376-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1376-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1376-45-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/1592-127-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1592-60-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1592-103-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1592-95-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/1592-178-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2720-18-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-81-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-56-0x0000000001690000-0x0000000001692000-memory.dmp

            Filesize

            8KB

          • memory/2720-48-0x0000000001690000-0x0000000001692000-memory.dmp

            Filesize

            8KB

          • memory/2720-19-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-16-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-22-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-23-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-21-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-61-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-62-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-63-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-64-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-66-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-67-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-68-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-12-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2720-46-0x00000000016A0000-0x00000000016A1000-memory.dmp

            Filesize

            4KB

          • memory/2720-82-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-84-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-86-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-13-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-20-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-148-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2720-149-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-15-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-106-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2720-17-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/3032-101-0x00000000003B0000-0x00000000003B1000-memory.dmp

            Filesize

            4KB

          • memory/3032-102-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/3032-104-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/3032-80-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3032-161-0x0000000000A60000-0x0000000001B1A000-memory.dmp

            Filesize

            16.7MB

          • memory/3032-206-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3032-205-0x0000000000A60000-0x0000000001B1A000-memory.dmp

            Filesize

            16.7MB