Analysis

  • max time kernel
    28s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 14:44

General

  • Target

    e46364ec1b7aa8624fea21757af5a2862b0d4f424f06ab734adb029b70a7181bN.dll

  • Size

    120KB

  • MD5

    6ccd1c584f0a2e92122d5268edb5bb70

  • SHA1

    9649f558d28a2517a9858918ef4c22c276933809

  • SHA256

    e46364ec1b7aa8624fea21757af5a2862b0d4f424f06ab734adb029b70a7181b

  • SHA512

    a223d5ddd093eb56c191e42655179297b04b93df4d1c80c3f10f53afa45807d0d9dce286f5cc66093f6260f0e0f256ebd97d087df9bd239d9b0032a26a1128ef

  • SSDEEP

    3072:NS7ZkSJ3ACpsEhWUIU5MwGIVo5T982AL1MPsTKdQ8i:NTIDxIUOiVIZ82QM0

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 14 IoCs

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

  • UPX packed file 26 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 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1140
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1204
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\e46364ec1b7aa8624fea21757af5a2862b0d4f424f06ab734adb029b70a7181bN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2432
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\e46364ec1b7aa8624fea21757af5a2862b0d4f424f06ab734adb029b70a7181bN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1912
              • C:\Users\Admin\AppData\Local\Temp\f769962.exe
                C:\Users\Admin\AppData\Local\Temp\f769962.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:2400
              • C:\Users\Admin\AppData\Local\Temp\f769b36.exe
                C:\Users\Admin\AppData\Local\Temp\f769b36.exe
                4⤵
                • Executes dropped EXE
                PID:2392
              • C:\Users\Admin\AppData\Local\Temp\f76b8c4.exe
                C:\Users\Admin\AppData\Local\Temp\f76b8c4.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:2464
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1212

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\f769962.exe

            Filesize

            97KB

            MD5

            60d109256c315f6a6024d5d06eb4d67d

            SHA1

            ce57fa92f35055d37af7ddd796699083a3db0c64

            SHA256

            f5533b3dc4ae184aa9ecf8d3043171aa39417dbac878f58ef536f9218d92dd5c

            SHA512

            e1a24e916728c20eb6f33107a71923306ac6aaafc568ce94ba3e3cf71aa1296f185f1c8909a625d70ddbccf6040afcb636c85dd2328e4da0ed61052d58cd5c3b

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            4d83d8b99f1cfc408a758b11741b8062

            SHA1

            e3bdf819be25aeaa0f2ddeb473e0a4bc31458b38

            SHA256

            6017435e404b9222e9ac2866daa666a95388840aa444dccf6ea0f92cec376f60

            SHA512

            4b056dbf359c1e069674df2efe108fdde2c3c9dc124d3156f0e9bd141e27107616becf66eda62a5ee223e1b52e167afd159ccb932524790c225755d613a47316

          • memory/1100-23-0x0000000000390000-0x0000000000392000-memory.dmp

            Filesize

            8KB

          • memory/1912-30-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/1912-40-0x0000000000170000-0x0000000000171000-memory.dmp

            Filesize

            4KB

          • memory/1912-31-0x0000000000170000-0x0000000000171000-memory.dmp

            Filesize

            4KB

          • memory/1912-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1912-9-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1912-49-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/1912-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1912-51-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1912-52-0x0000000000160000-0x0000000000162000-memory.dmp

            Filesize

            8KB

          • memory/2392-95-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2392-174-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2392-53-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2392-101-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2392-144-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2400-61-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-91-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-39-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-16-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-54-0x0000000003CB0000-0x0000000003CB2000-memory.dmp

            Filesize

            8KB

          • memory/2400-55-0x0000000003CB0000-0x0000000003CB2000-memory.dmp

            Filesize

            8KB

          • memory/2400-15-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-21-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-12-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-22-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-63-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-62-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-64-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-66-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-67-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-11-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2400-82-0x0000000003CB0000-0x0000000003CB2000-memory.dmp

            Filesize

            8KB

          • memory/2400-81-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-83-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-41-0x0000000003E00000-0x0000000003E01000-memory.dmp

            Filesize

            4KB

          • memory/2400-18-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-19-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-14-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-142-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-17-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-92-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-104-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-106-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-109-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/2400-141-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2464-99-0x00000000003B0000-0x00000000003B1000-memory.dmp

            Filesize

            4KB

          • memory/2464-100-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2464-102-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2464-158-0x0000000000A60000-0x0000000001B1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2464-80-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2464-200-0x0000000000A60000-0x0000000001B1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2464-199-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB