Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 08:12

General

  • Target

    5c7127cac409f9b207ee0a5415e7bb127f98d5c7f832f8cf8c8f801e058b76dc.dll

  • Size

    120KB

  • MD5

    e4b5a9ff4d65bcba1e104119437c7d7f

  • SHA1

    b9ad8aff66cff822f5f72b0b111256cea72fa271

  • SHA256

    5c7127cac409f9b207ee0a5415e7bb127f98d5c7f832f8cf8c8f801e058b76dc

  • SHA512

    4a6bb14095e591c70c7caeb7e7b64462332f5de46296e801ae3fcfabb4f3181ae9b049aad8e8f46a2a3b7c962e50c10002ff1b39966ed780c94663eee4afa745

  • SSDEEP

    1536:h598T7Ni137aeAo42o4pvUO+YYFnzJIZd+qvogrBTOuIn+IHBDJHlz26huYw0EWg:z98T4pHAU6RlzJIZ8pgrhOuEhhD7K1l

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 15 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\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1048
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1076
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1152
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\5c7127cac409f9b207ee0a5415e7bb127f98d5c7f832f8cf8c8f801e058b76dc.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:236
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\5c7127cac409f9b207ee0a5415e7bb127f98d5c7f832f8cf8c8f801e058b76dc.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2548
              • C:\Users\Admin\AppData\Local\Temp\f769ae8.exe
                C:\Users\Admin\AppData\Local\Temp\f769ae8.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:2376
              • C:\Users\Admin\AppData\Local\Temp\f769cad.exe
                C:\Users\Admin\AppData\Local\Temp\f769cad.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:2036
              • C:\Users\Admin\AppData\Local\Temp\f76b857.exe
                C:\Users\Admin\AppData\Local\Temp\f76b857.exe
                4⤵
                • Executes dropped EXE
                PID:780
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1516

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            f03f00fd4c0610da7ba38d60fdf2223f

            SHA1

            82e2d7b8ec96d633bcb984f2daf2eca31e343903

            SHA256

            b154be7b4fe1ca24dff29ac9a7675320dd096947917ee1afbc6ff725f3543ca4

            SHA512

            f1a50b3fe158113c2bb819a8b6677cc99781d709e92725543813e49bef854227a4a871607e20caec570a48e49c3da087c41299c98fda2495d38dcdea350a41f1

          • \Users\Admin\AppData\Local\Temp\f769ae8.exe

            Filesize

            97KB

            MD5

            36eab5ed57139ede8122cf1c12124a52

            SHA1

            b607d73e31aa4fa52d624246c3ccb52030d4665f

            SHA256

            75fae5e88610d0d4dac6d2a378d6b18ad20ea7b5b63c2888a3a0bffa4acebe1a

            SHA512

            f7532a200abcc8341318cf8854dfed418fcaa8221c854d06f9122276054c953d751cf1c2acbe39f25db749829870e364b9ac82c714640c9dd645f83662c381d1

          • memory/780-138-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/780-106-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/780-86-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/780-203-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/780-111-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/780-109-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1048-32-0x0000000001F20000-0x0000000001F22000-memory.dmp

            Filesize

            8KB

          • memory/2036-102-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2036-199-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2036-137-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2036-110-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2036-168-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2036-108-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2036-198-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-65-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2376-73-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-60-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2376-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2376-159-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2376-160-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-19-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-23-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-24-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-22-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-21-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-25-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-17-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-66-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-67-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-68-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-69-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-71-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-72-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-20-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-74-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-18-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-87-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-90-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-91-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-26-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2376-51-0x0000000000520000-0x0000000000521000-memory.dmp

            Filesize

            4KB

          • memory/2548-41-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2548-64-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2548-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2548-63-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2548-40-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2548-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2548-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2548-50-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2548-59-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2548-6-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2548-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2548-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2548-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB