Analysis

  • max time kernel
    120s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 11:37

General

  • Target

    5cc18076eaefabb64534ad0269a33dd63e323c0dca41a29b5f88c3fe3f0151baN.dll

  • Size

    120KB

  • MD5

    06d617765276624d3aa7b6b0a8bda110

  • SHA1

    30053936b1b5b26cce226b5e112789c5e2df469d

  • SHA256

    5cc18076eaefabb64534ad0269a33dd63e323c0dca41a29b5f88c3fe3f0151ba

  • SHA512

    6f5b5542ddb084fd07c928365e7e643f8d8e132b9934656cedfb29b14f58012fb2b6e0cc96fc947cbaed364354a1543f3d02f3d237dd65a5353328bdba6101b2

  • SSDEEP

    3072:KCQAe5VA9gdWMFbrGNUwrDinS+MbsUQt1jt+djpH6:KlAqA9M2NUwryfMbsUwZ+dF6

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 9 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 21 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 4 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 20 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1132
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1228
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1272
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\5cc18076eaefabb64534ad0269a33dd63e323c0dca41a29b5f88c3fe3f0151baN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2200
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\5cc18076eaefabb64534ad0269a33dd63e323c0dca41a29b5f88c3fe3f0151baN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2060
              • C:\Users\Admin\AppData\Local\Temp\f76cd3e.exe
                C:\Users\Admin\AppData\Local\Temp\f76cd3e.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:2384
              • C:\Users\Admin\AppData\Local\Temp\f76cf9e.exe
                C:\Users\Admin\AppData\Local\Temp\f76cf9e.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:2232
              • C:\Users\Admin\AppData\Local\Temp\f76f547.exe
                C:\Users\Admin\AppData\Local\Temp\f76f547.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:2724
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1580

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            48a6f21fb998aff53bc0af6b047f244d

            SHA1

            20eee30d68ef025ce4e88432f9a17c6dbce80829

            SHA256

            c3ce6139d011185c692d6efeeb6edd811758d92430276496470ff11fdae10bd0

            SHA512

            ee227c3dca014e051e891372410848802df17964d9ec969301d37c1e5cacced8b0537f8630d46561038b9391f72c835e53d2d2a2e33a1b1029a2be099c9f0274

          • \Users\Admin\AppData\Local\Temp\f76cd3e.exe

            Filesize

            97KB

            MD5

            da69ca5fa5ad9154005a84eb1f37652e

            SHA1

            ff1f3a4c03725e9c4fec817b0b3d2e6e7cfd2843

            SHA256

            fd875d31dd683ddc87696d7a095524b859fc38e6782b5e5b9b2c1afb62555560

            SHA512

            d1cfa412e3a5993ad072537073a6a99a4420daa7bede1c087d159a901b2c4980768ab3519f831d11da22fd3b6cc9897136f39577c30522f8c7db76bc486453c7

          • memory/1132-23-0x0000000000450000-0x0000000000452000-memory.dmp

            Filesize

            8KB

          • memory/2060-45-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/2060-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2060-74-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2060-36-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/2060-62-0x0000000000200000-0x0000000000212000-memory.dmp

            Filesize

            72KB

          • memory/2060-88-0x0000000000160000-0x0000000000166000-memory.dmp

            Filesize

            24KB

          • memory/2060-63-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2060-84-0x0000000000320000-0x0000000000332000-memory.dmp

            Filesize

            72KB

          • memory/2060-60-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2060-78-0x0000000000320000-0x0000000000332000-memory.dmp

            Filesize

            72KB

          • memory/2060-35-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2060-10-0x0000000000160000-0x0000000000172000-memory.dmp

            Filesize

            72KB

          • memory/2060-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2060-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2232-100-0x00000000003B0000-0x00000000003B1000-memory.dmp

            Filesize

            4KB

          • memory/2232-122-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2232-106-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2232-101-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2232-200-0x0000000000A80000-0x0000000001B3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2232-178-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2232-65-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2232-226-0x0000000000A80000-0x0000000001B3A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-22-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-51-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2384-66-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-67-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-68-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-70-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-71-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-20-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-73-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2384-18-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-16-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-19-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-89-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-17-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-12-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2384-25-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-44-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-141-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-15-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-109-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-110-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2384-53-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2384-61-0x00000000002A0000-0x00000000002A2000-memory.dmp

            Filesize

            8KB

          • memory/2384-140-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2384-21-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2724-108-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2724-123-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2724-105-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2724-225-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2724-107-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB