Analysis

  • max time kernel
    119s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2024, 22:09

General

  • Target

    9a3aab6bef9004704a3879af177f5cf927ea296a8ff9e7a75b367f3c12b2b329.dll

  • Size

    120KB

  • MD5

    d38178f7cc30b2e969ff8216c955ea68

  • SHA1

    56b08ffa3da3cbe23e205826b96fca37d1f5e5c0

  • SHA256

    9a3aab6bef9004704a3879af177f5cf927ea296a8ff9e7a75b367f3c12b2b329

  • SHA512

    eba5d684d99e14e8f7dfe1b0e2e93c7b885e20262f01198aeccc773764e7fe2aa9731491457f800e372b3fd119ef51be5bc4d17bf021b2d8e59c4e414f4ae6b9

  • SSDEEP

    1536:jdTJ570lUjwQLBnoZC4O+lWPxcXTpjkral7drrf4Uuw1T3834BcGV6ei6mpTSXx:RjYlUzLyQXkUeXTxKy7pgUuus34Bb4p2

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 24 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:1184
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1216
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\9a3aab6bef9004704a3879af177f5cf927ea296a8ff9e7a75b367f3c12b2b329.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1948
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\9a3aab6bef9004704a3879af177f5cf927ea296a8ff9e7a75b367f3c12b2b329.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:288
              • C:\Users\Admin\AppData\Local\Temp\f76ae59.exe
                C:\Users\Admin\AppData\Local\Temp\f76ae59.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:2444
              • C:\Users\Admin\AppData\Local\Temp\f76b00d.exe
                C:\Users\Admin\AppData\Local\Temp\f76b00d.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:3052
              • C:\Users\Admin\AppData\Local\Temp\f76c9a5.exe
                C:\Users\Admin\AppData\Local\Temp\f76c9a5.exe
                4⤵
                • Executes dropped EXE
                PID:2308
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1532

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            71d37cf92e8a7fc7fbcb0e48a07f6c85

            SHA1

            d875032a6aa677145d013b2548c5b1abfa15f334

            SHA256

            fc45e4e06105695306e4330f67f4fd12a65bb59a5f154a7da1e87fe69f1dc9ee

            SHA512

            ced3d241bbf9c7e2df408a633bd4de7965f4093176b4851c425a4e5faf8efdbd6e1cdad53f6cc84de5a3dde9a69609300660e400e87ffbce19747e48aeea98bb

          • \Users\Admin\AppData\Local\Temp\f76ae59.exe

            Filesize

            97KB

            MD5

            f7e45aaae6b5142ec91b3b84b31de236

            SHA1

            1c828934ed8404d1906e131cad6623fc58b0623d

            SHA256

            f04dc004f031ab1b7fbd29403a619b63fc73912ba8f4e1d826d9f854a86f010b

            SHA512

            ce2018311237fb2eb46f8eb9a05a8ef300a4993ec03ba026e6cd7cf879dacd8255a1197912613a843599f21642823385cb6a37619f27a4ea5ceca5c340fbe757

          • memory/288-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/288-83-0x00000000002C0000-0x00000000002D2000-memory.dmp

            Filesize

            72KB

          • memory/288-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/288-204-0x00000000002C0000-0x00000000002D2000-memory.dmp

            Filesize

            72KB

          • memory/288-12-0x0000000000200000-0x0000000000212000-memory.dmp

            Filesize

            72KB

          • memory/288-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/288-48-0x0000000000280000-0x0000000000281000-memory.dmp

            Filesize

            4KB

          • memory/288-5-0x0000000000200000-0x0000000000212000-memory.dmp

            Filesize

            72KB

          • memory/288-82-0x0000000000200000-0x0000000000202000-memory.dmp

            Filesize

            8KB

          • memory/288-58-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/288-39-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/288-61-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/288-60-0x0000000000290000-0x00000000002A2000-memory.dmp

            Filesize

            72KB

          • memory/288-40-0x0000000000280000-0x0000000000281000-memory.dmp

            Filesize

            4KB

          • memory/1124-31-0x00000000005A0000-0x00000000005A2000-memory.dmp

            Filesize

            8KB

          • memory/2308-107-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2308-84-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2308-203-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2308-138-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2308-109-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2444-24-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-90-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-16-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-23-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-21-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-64-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-63-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-65-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-67-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-66-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-69-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-70-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-18-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-51-0x0000000000490000-0x0000000000492000-memory.dmp

            Filesize

            8KB

          • memory/2444-49-0x0000000001720000-0x0000000001721000-memory.dmp

            Filesize

            4KB

          • memory/2444-85-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-87-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-26-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2444-22-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-19-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-20-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-17-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-110-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/2444-159-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2444-59-0x0000000000490000-0x0000000000492000-memory.dmp

            Filesize

            8KB

          • memory/2444-160-0x00000000005A0000-0x000000000165A000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-135-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/3052-100-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/3052-165-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-199-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/3052-198-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/3052-101-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/3052-102-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB