Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2024 04:02

General

  • Target

    e1ac3b22c0c662ac73d00dfdac72eb76060ab5de96f07a0d90051d98c3c8deef.dll

  • Size

    120KB

  • MD5

    37dfec49f5a86964620cbbfbc86873f2

  • SHA1

    1dbf1147f698c0a1d00f8f0b6c544e0ced076c7f

  • SHA256

    e1ac3b22c0c662ac73d00dfdac72eb76060ab5de96f07a0d90051d98c3c8deef

  • SHA512

    7db07d4bc73b79cfb82fc58a058869b8d6a4efd3af311c69dbb66161976452853b20577f63993442f5ef3e50eea0e31b12708d138dcbbfa4c024db92d89ea388

  • SSDEEP

    1536:kAOZwHT717E6koRzcg2rMGII6+zIKZlBdepsqo8VeyM38SoJgX036:Oq7iyRYg2rtIGzLrqsqf8svJe0

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 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:1124
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1192
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1216
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\e1ac3b22c0c662ac73d00dfdac72eb76060ab5de96f07a0d90051d98c3c8deef.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1872
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\e1ac3b22c0c662ac73d00dfdac72eb76060ab5de96f07a0d90051d98c3c8deef.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2180
              • C:\Users\Admin\AppData\Local\Temp\f76ad8e.exe
                C:\Users\Admin\AppData\Local\Temp\f76ad8e.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:1164
              • C:\Users\Admin\AppData\Local\Temp\f76af23.exe
                C:\Users\Admin\AppData\Local\Temp\f76af23.exe
                4⤵
                • Executes dropped EXE
                PID:2956
              • C:\Users\Admin\AppData\Local\Temp\f76c938.exe
                C:\Users\Admin\AppData\Local\Temp\f76c938.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:2708
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1664

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            2bc70e218194dc4bbf06bf415e024b67

            SHA1

            6841b7d0724c6e09e2fe47a39cc18c46b33b6782

            SHA256

            0ba4a2e6f84857b8d787942ca62d589ca7869b3f2ef928d73f14f5947dd7e381

            SHA512

            221f8dc053815c80fa5181984ebc8fdc2d53c33eb2fa4310d48450a16cf151b8a17d0f12feba44d3b4f7359760cfee4159cc3ba1cf16e816a06c1a0721a838f3

          • \Users\Admin\AppData\Local\Temp\f76ad8e.exe

            Filesize

            97KB

            MD5

            f36790cefd89e583d33dcf8b425dcc46

            SHA1

            f55069395faa05aa41d478bbfa46f28b54fa64f9

            SHA256

            f899a40e749505eab83fd72c30251f2a3260c318fd9724a18a72176606969254

            SHA512

            d9ccde87067336ec3d1255d34256eaabbd2b2efd23f2f58b181275c80016f7f50f662b75dfbb77e23cd84682bb04b4c741b52bafde46927a65e04861e7890ab5

          • memory/1124-28-0x0000000001F90000-0x0000000001F92000-memory.dmp

            Filesize

            8KB

          • memory/1164-87-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-61-0x0000000001750000-0x0000000001752000-memory.dmp

            Filesize

            8KB

          • memory/1164-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1164-109-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-91-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-19-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-22-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-23-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-20-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-17-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-89-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-68-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-86-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-152-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-25-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-73-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-53-0x0000000001750000-0x0000000001752000-memory.dmp

            Filesize

            8KB

          • memory/1164-24-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-21-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-51-0x0000000001760000-0x0000000001761000-memory.dmp

            Filesize

            4KB

          • memory/1164-72-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-71-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-69-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-151-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1164-18-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-26-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-66-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/1164-67-0x0000000000590000-0x000000000164A000-memory.dmp

            Filesize

            16.7MB

          • memory/2180-62-0x0000000000210000-0x0000000000222000-memory.dmp

            Filesize

            72KB

          • memory/2180-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2180-41-0x0000000000200000-0x0000000000201000-memory.dmp

            Filesize

            4KB

          • memory/2180-50-0x0000000000200000-0x0000000000201000-memory.dmp

            Filesize

            4KB

          • memory/2180-60-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2180-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2180-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2180-63-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2180-40-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2180-12-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2180-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2180-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2708-85-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2708-104-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2708-103-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2708-205-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2708-106-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2708-204-0x00000000009A0000-0x0000000001A5A000-memory.dmp

            Filesize

            16.7MB

          • memory/2708-164-0x00000000009A0000-0x0000000001A5A000-memory.dmp

            Filesize

            16.7MB

          • memory/2956-99-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2956-65-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2956-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2956-179-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2956-130-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2956-105-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB