Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 00:23

General

  • Target

    08397413e81976768c03b63210ca8bf324715bb20ad821d04afdfc50c3adeb3d.dll

  • Size

    120KB

  • MD5

    d317053302c55622f1ae96a872e69873

  • SHA1

    f56a76cd3054619050f02edb95a02d7f7d3dbe9c

  • SHA256

    08397413e81976768c03b63210ca8bf324715bb20ad821d04afdfc50c3adeb3d

  • SHA512

    7b1700e4010090758e85c4733dcc4c0f30299df33c9914d15b95fc0e36bbfc9317edfeba481bf344de799936b583cde3073c9609a3284d8f86e64a9930948e23

  • SSDEEP

    1536:Wx3JhohEf7DPl8wPrlKif5+4ZCB5KPJnMWQ6tNqgdzWRp1MkZjpqeE1fJYMw:Q5ZfPPl8MZKCZCyPJn1XfgpVWg

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 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 45 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:1092
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1100
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\08397413e81976768c03b63210ca8bf324715bb20ad821d04afdfc50c3adeb3d.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2784
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\08397413e81976768c03b63210ca8bf324715bb20ad821d04afdfc50c3adeb3d.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2876
              • C:\Users\Admin\AppData\Local\Temp\f766e3d.exe
                C:\Users\Admin\AppData\Local\Temp\f766e3d.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:2880
              • C:\Users\Admin\AppData\Local\Temp\f766fc3.exe
                C:\Users\Admin\AppData\Local\Temp\f766fc3.exe
                4⤵
                • Executes dropped EXE
                PID:1012
              • C:\Users\Admin\AppData\Local\Temp\f7689e8.exe
                C:\Users\Admin\AppData\Local\Temp\f7689e8.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:2396
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1556

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\f766e3d.exe

            Filesize

            97KB

            MD5

            982a7307358b46a3cfdf3e0bd4cbdc21

            SHA1

            593f2c4a6127bdfcb183e60ca327b3e6a6716470

            SHA256

            0ce404ca683b71242117321b6dd67e294dcffad38cdbc79ec0aafae9f5e9f1e0

            SHA512

            a316a854cfcf71939459297869bb7638cc9b780820c804b84e94d0e5102f913d5e884de5bce311601a4a332cabfac2f1a80772771a861c7b3dc83d627eadadd9

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            391d06a9bd3021908cd7364b13e9315c

            SHA1

            7db6af3aaa2cdba4705b0aea77cdc5da400c1d8f

            SHA256

            d347d0ba366a6302f1e64c01e8390a90c964f5e5c939869f4c7707dd123be581

            SHA512

            72ee3a6e7d72d6a92907c6d170c7701cb4ac8f58b555e7a08280fe6ced712e52e680910669d4088497064ce7ade4e4867b2f01808c8b81b2f9fb000479f4fc7e

          • memory/1012-100-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/1012-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1012-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1012-101-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1012-164-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1012-129-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1048-26-0x00000000001C0000-0x00000000001C2000-memory.dmp

            Filesize

            8KB

          • memory/2396-218-0x0000000000990000-0x0000000001A4A000-memory.dmp

            Filesize

            16.7MB

          • memory/2396-178-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2396-177-0x0000000000990000-0x0000000001A4A000-memory.dmp

            Filesize

            16.7MB

          • memory/2396-108-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2396-217-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2396-110-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2876-61-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2876-82-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2876-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2876-48-0x0000000000210000-0x0000000000211000-memory.dmp

            Filesize

            4KB

          • memory/2876-37-0x0000000000210000-0x0000000000211000-memory.dmp

            Filesize

            4KB

          • memory/2876-35-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2876-59-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2876-9-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2876-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2876-78-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2876-81-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2880-63-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-18-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-67-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-66-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-69-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-70-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-83-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2880-64-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-22-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-16-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-86-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-87-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-90-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-65-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-52-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2880-51-0x00000000002D0000-0x00000000002D2000-memory.dmp

            Filesize

            8KB

          • memory/2880-23-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-20-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-21-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-14-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-160-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-159-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2880-17-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-15-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-19-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-11-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2880-49-0x00000000002E0000-0x00000000002E1000-memory.dmp

            Filesize

            4KB