Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2024 20:07

General

  • Target

    278274054426649988a238e8eb4515f07910ab131e0ed2d5091503218a158ee3N.dll

  • Size

    120KB

  • MD5

    e0ce2bdb63020f72e3d4c7c7d78aa630

  • SHA1

    8c1cdc47ec9e3d448a321f4e495ad5b5b194cd2f

  • SHA256

    278274054426649988a238e8eb4515f07910ab131e0ed2d5091503218a158ee3

  • SHA512

    6e53785d588c2884a53c51d36c3ce78dda1becb400dec1936bacaf6ebdfd5c53f7201ce5c7971d793a296d0941c0f65f4ac2b83940cea1fe274f9fa7c47564cb

  • SSDEEP

    3072:JmDKpVlBiFA56pTlQ2TAtg+sI5/XmezjT:JmDUVeFA4p5Q22+aXVzj

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 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:1096
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1204
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\278274054426649988a238e8eb4515f07910ab131e0ed2d5091503218a158ee3N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2684
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\278274054426649988a238e8eb4515f07910ab131e0ed2d5091503218a158ee3N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2680
              • C:\Users\Admin\AppData\Local\Temp\f769bb3.exe
                C:\Users\Admin\AppData\Local\Temp\f769bb3.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:2484
              • C:\Users\Admin\AppData\Local\Temp\f769db6.exe
                C:\Users\Admin\AppData\Local\Temp\f769db6.exe
                4⤵
                • Executes dropped EXE
                PID:1880
              • C:\Users\Admin\AppData\Local\Temp\f76baa8.exe
                C:\Users\Admin\AppData\Local\Temp\f76baa8.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:2176
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:884

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            664290c31bcd2114d33c932af4ddf294

            SHA1

            8039694993d6c04df019173c6c4990ae14c34a85

            SHA256

            dd5ea0f03aeb746c12eea7b3f397a6b38f41b76a388b5ac33b9ab8da863f5ab8

            SHA512

            334661b53bfc98814654bc0e0ea9a4d8f460e7b698f5b3f58f3e2fe1a2ad3c01945d17af6afc43d432b1fb676d807794006ab323a381da1a61d5dd9dcd957136

          • \Users\Admin\AppData\Local\Temp\f769bb3.exe

            Filesize

            97KB

            MD5

            dcddd2604b1ba83d359a5ecd0d48c612

            SHA1

            cb8958a0a959bfc6a4ef6b73ca0ae8234a91e2ea

            SHA256

            ae636f276e2646bf3490deee720e0e9f3a252fd2037691b93086abb2cb37f2c7

            SHA512

            054f5cf81e79a47622554997dcdbc8a174ece06519960d2aea6b133c08adfdd36c959781f6a05a8c293ad0d1e815e63e3c56fa20a896a260da059aa682c8f46e

          • memory/1096-29-0x0000000000390000-0x0000000000392000-memory.dmp

            Filesize

            8KB

          • memory/1880-100-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/1880-109-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1880-181-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1880-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1880-131-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2176-177-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-105-0x0000000000370000-0x0000000000371000-memory.dmp

            Filesize

            4KB

          • memory/2176-106-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2176-108-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2176-208-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2176-86-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2176-209-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2484-66-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-71-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-13-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-154-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2484-155-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-47-0x00000000016A0000-0x00000000016A1000-memory.dmp

            Filesize

            4KB

          • memory/2484-20-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-18-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-16-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-21-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-15-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-17-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-22-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-63-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-65-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-19-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-23-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-73-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-72-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-49-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2484-52-0x0000000000280000-0x0000000000282000-memory.dmp

            Filesize

            8KB

          • memory/2484-69-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-64-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-67-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2484-89-0x0000000000560000-0x000000000161A000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-48-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2680-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2680-70-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2680-55-0x0000000000220000-0x0000000000232000-memory.dmp

            Filesize

            72KB

          • memory/2680-39-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/2680-85-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/2680-51-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2680-60-0x0000000000220000-0x0000000000232000-memory.dmp

            Filesize

            72KB

          • memory/2680-7-0x0000000000130000-0x0000000000142000-memory.dmp

            Filesize

            72KB

          • memory/2680-38-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2680-41-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/2680-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2680-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2680-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB