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Analysis

  • max time kernel
    27s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20/12/2024, 01:34

General

  • Target

    0005fccb19fae2cf4df979e86c8165111ef686e3354934ca5400d3b7a474abdeN.dll

  • Size

    120KB

  • MD5

    072850072997a7e56dfb84cf7f3d2300

  • SHA1

    f8fd931a1516339b6e5f11fcade29865fd5cd2da

  • SHA256

    0005fccb19fae2cf4df979e86c8165111ef686e3354934ca5400d3b7a474abde

  • SHA512

    ed500e12b9c9d3f1ab9205b75ff624bc681809efed36cd2b43fa3223275e4631826711e328df5afe4a4cabb3e5b18268738f603ea03706e9f30c91da9f462dc3

  • SSDEEP

    1536:P+NqEkM2KHKP6+J1bm/xvXOUbWuMLtrl8CVPEllffAAIYiwvzTIryGDf8dIofyx:PxX8HG6S1S/x2/fVqCAIxazcrt4mofC

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 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\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1056
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1084
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1176
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\0005fccb19fae2cf4df979e86c8165111ef686e3354934ca5400d3b7a474abdeN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2500
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\0005fccb19fae2cf4df979e86c8165111ef686e3354934ca5400d3b7a474abdeN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2504
              • C:\Users\Admin\AppData\Local\Temp\f76b54b.exe
                C:\Users\Admin\AppData\Local\Temp\f76b54b.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:2232
              • C:\Users\Admin\AppData\Local\Temp\f76b6f0.exe
                C:\Users\Admin\AppData\Local\Temp\f76b6f0.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:2816
              • C:\Users\Admin\AppData\Local\Temp\f76d124.exe
                C:\Users\Admin\AppData\Local\Temp\f76d124.exe
                4⤵
                • Executes dropped EXE
                PID:2576
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1760

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\f76b54b.exe

            Filesize

            97KB

            MD5

            e255b7975f0944ab7c3259afb777dcb4

            SHA1

            fcd167f479806b47931f97bfd1ce5b7f7b4561c4

            SHA256

            3acae65e475976d134d20c7235527a8cac97f0b3abeac99592b131c2ab6c7689

            SHA512

            f621a872f35cefc1964387eba0c743fdb4023387f827f4211ab413841312b6d4459a23ea90568a6674652f0f3b30226043fa5fcff3c7f78d0e6ef9cfc9a07768

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            d629c0b42f47c3b82c088bc679a87409

            SHA1

            9ae25a4a69108929eac64c0b2b3665ed6b8bd1a7

            SHA256

            0a74adf546e48fd5ecd775adfd3f31aa0904dd91a12058c0f8de381bec062cb9

            SHA512

            aba222725d24a34b3b68cb9c705a99df4a5ee6560e3e917d9216b05321ebda2b713432e8694ae345ada26540bfe9bc75c41a0595965275e3b2c7954400613c68

          • memory/1056-25-0x00000000001D0000-0x00000000001D2000-memory.dmp

            Filesize

            8KB

          • memory/2232-88-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-85-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-160-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2232-64-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-14-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-17-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-21-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-23-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-24-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-65-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-57-0x00000000015F0000-0x00000000015F2000-memory.dmp

            Filesize

            8KB

          • memory/2232-86-0x00000000015F0000-0x00000000015F2000-memory.dmp

            Filesize

            8KB

          • memory/2232-63-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-87-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-20-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-43-0x0000000001600000-0x0000000001601000-memory.dmp

            Filesize

            4KB

          • memory/2232-70-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-18-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-69-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-66-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2232-16-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-22-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-19-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-67-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-161-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/2504-53-0x0000000000150000-0x0000000000162000-memory.dmp

            Filesize

            72KB

          • memory/2504-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2504-33-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/2504-34-0x0000000000140000-0x0000000000141000-memory.dmp

            Filesize

            4KB

          • memory/2504-42-0x0000000000140000-0x0000000000141000-memory.dmp

            Filesize

            4KB

          • memory/2504-81-0x00000000001B0000-0x00000000001C2000-memory.dmp

            Filesize

            72KB

          • memory/2504-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2504-51-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/2504-54-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/2504-12-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2504-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2504-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2576-139-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2576-108-0x00000000003B0000-0x00000000003B1000-memory.dmp

            Filesize

            4KB

          • memory/2576-204-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2576-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2576-110-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2816-102-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2816-129-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2816-55-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2816-100-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/2816-174-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2816-199-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2816-200-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2816-101-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB