Analysis

  • max time kernel
    85s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 15:34

General

  • Target

    00c57fe6c3c0477ed34944a6ef6512fe485db00aef3e798eaefbd97312611b2cN.dll

  • Size

    120KB

  • MD5

    d4d9eed9ba0d0b07623a57c29cdbdf10

  • SHA1

    60a540135a13a0941d76548f4a0e5849786c7797

  • SHA256

    00c57fe6c3c0477ed34944a6ef6512fe485db00aef3e798eaefbd97312611b2c

  • SHA512

    d2ad6c94b788c9aab5a20ef156e2bd6eff808e9934eb6ded7a554e5b8bab901e537563dfbc450e7339bc96da07108c5b94e297694aa9cadf17c15623da8b6126

  • SSDEEP

    1536:KAjgel2pHKnfktQ13oJ45y/b8ddA7xowtqGHLXmZ0rO4Hikw92cDH9LTA:zUpqnfkQ666bWdA7uw17yQnHikk2cDu

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 13 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:1108
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1200
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\00c57fe6c3c0477ed34944a6ef6512fe485db00aef3e798eaefbd97312611b2cN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2128
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\00c57fe6c3c0477ed34944a6ef6512fe485db00aef3e798eaefbd97312611b2cN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2424
              • C:\Users\Admin\AppData\Local\Temp\f76cf12.exe
                C:\Users\Admin\AppData\Local\Temp\f76cf12.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:2220
              • C:\Users\Admin\AppData\Local\Temp\f76d088.exe
                C:\Users\Admin\AppData\Local\Temp\f76d088.exe
                4⤵
                • Executes dropped EXE
                PID:2868
              • C:\Users\Admin\AppData\Local\Temp\f76eacc.exe
                C:\Users\Admin\AppData\Local\Temp\f76eacc.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:2880
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2036

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            f5c0ea6f568073af34608500ffa65814

            SHA1

            706a8bf57d41ccb4bcfb6c0d60ec770441c26572

            SHA256

            9fe0364a9cbb3aacaa31ac05f17c6493bce7f9cf34d00e92f2d0ffbfac012b30

            SHA512

            62d567940b981e9e5a006603167e149d6bdfb3f2ee274a7efb45cd48074523c06509fb760addd37c65b0d0adc1de1df4583b25b0c3da1b24a36eccbda69981f2

          • \Users\Admin\AppData\Local\Temp\f76cf12.exe

            Filesize

            97KB

            MD5

            aeedaa4ab3ec0bb5dc1871d489a38547

            SHA1

            22b183f00b9ffba0723481262b22228a66099e73

            SHA256

            47db4fb291a3ea9bec3d18b293ea41fe2b34d0b63bd2de8a055c1325ce2eea9b

            SHA512

            2ab218dd78c8d6abcd9de618211e71f91abe01b1f21fd13f7da844a95d5965d8b847b70e54af65068ff7651bc29a46df4ecaf54a8bfcd119a4fd94efa21b4e6f

          • memory/1108-28-0x0000000001F50000-0x0000000001F52000-memory.dmp

            Filesize

            8KB

          • memory/2220-60-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-104-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-18-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-62-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-76-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/2220-20-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-22-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2220-47-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/2220-48-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/2220-45-0x0000000000310000-0x0000000000311000-memory.dmp

            Filesize

            4KB

          • memory/2220-146-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-21-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-145-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2220-110-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-108-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-106-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-16-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-14-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-17-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-15-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-59-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-61-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-103-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-80-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-19-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-13-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-78-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2220-77-0x00000000006A0000-0x000000000175A000-memory.dmp

            Filesize

            16.7MB

          • memory/2424-9-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2424-36-0x0000000000240000-0x0000000000241000-memory.dmp

            Filesize

            4KB

          • memory/2424-7-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2424-44-0x0000000000240000-0x0000000000241000-memory.dmp

            Filesize

            4KB

          • memory/2424-35-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2424-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2424-74-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2424-57-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2424-55-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/2424-201-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2868-150-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2868-116-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2868-99-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/2868-98-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2868-58-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2868-90-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2880-102-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2880-75-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2880-155-0x0000000000940000-0x00000000019FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2880-156-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2880-100-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2880-199-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2880-200-0x0000000000940000-0x00000000019FA000-memory.dmp

            Filesize

            16.7MB