Analysis

  • max time kernel
    28s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    15-12-2024 23:17

General

  • Target

    1378952f64668be6082141193073c4d7059b92238ca91de1fc56aae10901a10bN.dll

  • Size

    120KB

  • MD5

    619b9d6bb76a1423e631a85fc8975170

  • SHA1

    e613d9bb73b264ef4e23986f99cc05ec1a024988

  • SHA256

    1378952f64668be6082141193073c4d7059b92238ca91de1fc56aae10901a10b

  • SHA512

    d0c542c8ba698c40edd0b04eeca628744380b6c0ee422bf483b3f7205d0ccdc61b745eefd2233d3f606e0ab8cd6ba49fd79a125d47541dc2965aac20ffdaa935

  • SSDEEP

    1536:PquvTI0u4KPLHJno6Q5KHihXQ0hYi3OAGuZyHR91WDKcp/W/tsYtEgwiBcOe:Pd7buLDJo64B9L390RIKcZ6D5U

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 11 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 25 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1212
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1300
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1364
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\1378952f64668be6082141193073c4d7059b92238ca91de1fc56aae10901a10bN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2412
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\1378952f64668be6082141193073c4d7059b92238ca91de1fc56aae10901a10bN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1176
              • C:\Users\Admin\AppData\Local\Temp\f782424.exe
                C:\Users\Admin\AppData\Local\Temp\f782424.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:1244
              • C:\Users\Admin\AppData\Local\Temp\f782684.exe
                C:\Users\Admin\AppData\Local\Temp\f782684.exe
                4⤵
                • Executes dropped EXE
                PID:2724
              • C:\Users\Admin\AppData\Local\Temp\f783dfa.exe
                C:\Users\Admin\AppData\Local\Temp\f783dfa.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:2024
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1124

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\f782424.exe

            Filesize

            97KB

            MD5

            81efe3c31af2f0849c66885afd096202

            SHA1

            432c135d1ad63156d9713a5c3670a381e262426c

            SHA256

            5d66c73278532bebec3cf23bc807ef2b279dbc0c44d16529644c9f2149a590ea

            SHA512

            65c12f892db53db5a3741035695a7c7f73076d0b892e891ed2d18ab86e66115d5d99e6a3a969285db2035870631bfc3d7f10085466ea54373a94b018881fa99f

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            61af8d506c59173cca7c6d140e1a142e

            SHA1

            685d29008790186aa9b5a37882c0dfb46ff9ade4

            SHA256

            3eef76efe3b480c49e92dee1dbecd3c11d6ffce53906889d57e25c0d5b26758b

            SHA512

            598c8eb5742b792b24128b861eaa22547590c2c0322d3d6d01d02f04c25ca57d5e5931dc3bc623062b6d3219f406cbc6fdcd4d368fab8078fb0cc1aa5a95cd39

          • memory/1176-83-0x00000000000F0000-0x00000000000F6000-memory.dmp

            Filesize

            24KB

          • memory/1176-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1176-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1176-4-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1176-12-0x00000000000F0000-0x0000000000102000-memory.dmp

            Filesize

            72KB

          • memory/1176-79-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/1176-32-0x00000000001F0000-0x00000000001F1000-memory.dmp

            Filesize

            4KB

          • memory/1176-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1176-56-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/1176-55-0x0000000000220000-0x0000000000232000-memory.dmp

            Filesize

            72KB

          • memory/1176-53-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/1176-44-0x00000000001F0000-0x00000000001F1000-memory.dmp

            Filesize

            4KB

          • memory/1176-31-0x00000000001E0000-0x00000000001E2000-memory.dmp

            Filesize

            8KB

          • memory/1212-22-0x00000000002E0000-0x00000000002E2000-memory.dmp

            Filesize

            8KB

          • memory/1244-21-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-18-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-20-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-45-0x0000000000440000-0x0000000000441000-memory.dmp

            Filesize

            4KB

          • memory/1244-59-0x0000000000430000-0x0000000000432000-memory.dmp

            Filesize

            8KB

          • memory/1244-16-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-17-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-41-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-28-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-42-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-65-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-66-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-43-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-108-0x0000000000430000-0x0000000000432000-memory.dmp

            Filesize

            8KB

          • memory/1244-67-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-68-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-69-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-71-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-149-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-64-0x0000000000430000-0x0000000000432000-memory.dmp

            Filesize

            8KB

          • memory/1244-84-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-19-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-87-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-88-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-91-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1244-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1244-148-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2024-85-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2024-106-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2024-105-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2024-109-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2024-162-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2024-200-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2024-199-0x0000000000960000-0x0000000001A1A000-memory.dmp

            Filesize

            16.7MB

          • memory/2724-107-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2724-101-0x00000000003B0000-0x00000000003B1000-memory.dmp

            Filesize

            4KB

          • memory/2724-146-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2724-110-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2724-57-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2724-158-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB