Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 05:12

General

  • Target

    82382c213c2c2abe0305f1a7f0cf88621c6e5e7c20c0c4cdc70be8fb2cb82245.dll

  • Size

    120KB

  • MD5

    17ab86fe6265d8314eb31e504e79203d

  • SHA1

    553a60f2ec87ba976ee1cc0359374464c8a4265c

  • SHA256

    82382c213c2c2abe0305f1a7f0cf88621c6e5e7c20c0c4cdc70be8fb2cb82245

  • SHA512

    26363759c4b1f99fc20dd1ecfafa45f3f28c7316e4a1edd2c1eccbdfb77959dcb195fbe3f931ee65b5cf8c72135584af79a876e4eab7a8bbf3598e84ff6e76c2

  • SSDEEP

    3072:a2yozsdm63aUSxlnBVnRMO2X1YMhpb85kcBfU6a:rym63gxdBVRb2lYMhaFBM

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 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 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:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\82382c213c2c2abe0305f1a7f0cf88621c6e5e7c20c0c4cdc70be8fb2cb82245.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2092
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\82382c213c2c2abe0305f1a7f0cf88621c6e5e7c20c0c4cdc70be8fb2cb82245.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2380
              • C:\Users\Admin\AppData\Local\Temp\f76b184.exe
                C:\Users\Admin\AppData\Local\Temp\f76b184.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:756
              • C:\Users\Admin\AppData\Local\Temp\f76b5c8.exe
                C:\Users\Admin\AppData\Local\Temp\f76b5c8.exe
                4⤵
                • Executes dropped EXE
                PID:2776
              • C:\Users\Admin\AppData\Local\Temp\f76cfae.exe
                C:\Users\Admin\AppData\Local\Temp\f76cfae.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:2664
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1208

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\f76b184.exe

            Filesize

            97KB

            MD5

            f0e476ddf083de62372af2df34c40419

            SHA1

            8bfc1469a4fac4fde83182bfaabafedc332ab3ad

            SHA256

            39971fc5a46dbef79f70e6351c1525378a1a3811fffd2e0e35f516a496d3b536

            SHA512

            13cd9c581c4d337a693ab0380b7bf784e3874400e08dbf317c29242e750560ac15a34faeb5c60c2a8424342c71ea8ca2626a49b0b2b73dba9c424f7da5efc5b4

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            fd257ba58629452391a402d8936447a6

            SHA1

            0caee96414eb507de716dbefa5e148e56e7ddad7

            SHA256

            ca940d163bc7cddf1d290768713897a373addc258284b477d3f9cde55d755b7c

            SHA512

            09a6f82aebb60282e29206fbcddf4742e8a380aa239aef5c35e72c2142b3862a632f94bbc517b054199aeb9bbec1f281d4aa5db897bb5ac7f7856fc434627977

          • memory/756-64-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-50-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/756-109-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/756-111-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-14-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-19-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-21-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-24-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-17-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-16-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-23-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-22-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-20-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-153-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/756-68-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-47-0x0000000000520000-0x0000000000521000-memory.dmp

            Filesize

            4KB

          • memory/756-66-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-65-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-87-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-18-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-108-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-85-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-69-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/756-62-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-63-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-84-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/756-154-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/1100-30-0x00000000020F0000-0x00000000020F2000-memory.dmp

            Filesize

            8KB

          • memory/2380-38-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2380-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2380-80-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2380-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2380-81-0x0000000000380000-0x0000000000392000-memory.dmp

            Filesize

            72KB

          • memory/2380-37-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2380-4-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2380-58-0x0000000000250000-0x0000000000262000-memory.dmp

            Filesize

            72KB

          • memory/2380-59-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2380-40-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2380-12-0x00000000001C0000-0x00000000001D2000-memory.dmp

            Filesize

            72KB

          • memory/2380-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2664-172-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2664-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2664-211-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2664-104-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2664-105-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2664-212-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2664-106-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2664-155-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2776-99-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2776-159-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2776-100-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2776-61-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2776-130-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2776-98-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB