Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2024, 22:42

General

  • Target

    afdd32086e35d7c9f209360f6253e9838745eb0dedaa610ec013e5e345ac8f7fN.dll

  • Size

    120KB

  • MD5

    4a4b6804f269588afb5c76c4a5245300

  • SHA1

    b00c26c89a2b28e42a9dc8cdcf2990bd1ec48b4f

  • SHA256

    afdd32086e35d7c9f209360f6253e9838745eb0dedaa610ec013e5e345ac8f7f

  • SHA512

    5cab19b04195c6fcd9c9c2c56f59024dc5f86201f29c264bd771f040e6487532ce10c795ef3407c9806f097ee708c1951c850ee831e0c75d595fedb931f965a5

  • SSDEEP

    1536:1NDpJwXf4+dU5ia8IsBwen/OoerqVkCNrXKWk7Z4BH2dXXbnhRVFtfBKndnri0no:TrwXf4TgVqe/NHiCp6W0S92FLnNTSPS

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\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1108
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1172
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1216
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\afdd32086e35d7c9f209360f6253e9838745eb0dedaa610ec013e5e345ac8f7fN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2080
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\afdd32086e35d7c9f209360f6253e9838745eb0dedaa610ec013e5e345ac8f7fN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2540
              • C:\Users\Admin\AppData\Local\Temp\f76d03a.exe
                C:\Users\Admin\AppData\Local\Temp\f76d03a.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:2148
              • C:\Users\Admin\AppData\Local\Temp\f76d21e.exe
                C:\Users\Admin\AppData\Local\Temp\f76d21e.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:2780
              • C:\Users\Admin\AppData\Local\Temp\f76eec2.exe
                C:\Users\Admin\AppData\Local\Temp\f76eec2.exe
                4⤵
                • Executes dropped EXE
                PID:2680
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1608

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\f76d03a.exe

            Filesize

            97KB

            MD5

            536db048778b33d964e59fb16fdfdc57

            SHA1

            50fdbe4406a322db85527cf17c1daa46bd5adc2a

            SHA256

            b23ae1758d14eba0cdc3696be28039a0bfdc3553ff6c5a063f1938f519b20693

            SHA512

            9aa461eda3eafa0979eb03c78dda5c248913da24d27003af8b26ccbfcb5f7b99bc13392afb431776a21431d9ce2a7c65b3ed7f9f8022771058653760cd3503bf

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            2410b12af4ba0a2d5a39da24e093a8d1

            SHA1

            8dd82ab086afd3c1940233bc0b822ef4a970a5db

            SHA256

            6f309886fd68372a0d9ef4f83120951be2011b599746557d2b36959c40be3502

            SHA512

            9645da1b6afab39d162d0f279739a30b987497d2a852a2fd102f2333bca04d22e3d20db26b57ebcc7886dbd8cba7b58c1f983fc1eeff8c7b49a04b786dc0bf76

          • memory/1108-32-0x0000000001F90000-0x0000000001F92000-memory.dmp

            Filesize

            8KB

          • memory/2148-22-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-91-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2148-165-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-164-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2148-20-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-23-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-17-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-19-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-18-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-26-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-93-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-67-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-25-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-21-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-88-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2148-76-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-75-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-57-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2148-54-0x00000000002C0000-0x00000000002C2000-memory.dmp

            Filesize

            8KB

          • memory/2148-52-0x00000000002D0000-0x00000000002D1000-memory.dmp

            Filesize

            4KB

          • memory/2148-74-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-24-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-73-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-71-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-70-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-69-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2148-68-0x0000000000650000-0x000000000170A000-memory.dmp

            Filesize

            16.7MB

          • memory/2540-13-0x0000000000200000-0x0000000000212000-memory.dmp

            Filesize

            72KB

          • memory/2540-63-0x00000000002E0000-0x00000000002E2000-memory.dmp

            Filesize

            8KB

          • memory/2540-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2540-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2540-51-0x00000000002F0000-0x00000000002F1000-memory.dmp

            Filesize

            4KB

          • memory/2540-62-0x00000000002E0000-0x00000000002E2000-memory.dmp

            Filesize

            8KB

          • memory/2540-42-0x00000000002F0000-0x00000000002F1000-memory.dmp

            Filesize

            4KB

          • memory/2540-4-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2540-12-0x0000000000200000-0x0000000000212000-memory.dmp

            Filesize

            72KB

          • memory/2540-84-0x00000000002E0000-0x00000000002E2000-memory.dmp

            Filesize

            8KB

          • memory/2540-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2540-64-0x0000000000800000-0x0000000000812000-memory.dmp

            Filesize

            72KB

          • memory/2540-41-0x00000000002E0000-0x00000000002E2000-memory.dmp

            Filesize

            8KB

          • memory/2680-117-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2680-89-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2680-115-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2680-209-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2780-134-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2780-106-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2780-187-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2780-66-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2780-114-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2780-205-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2780-204-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB