Analysis

  • max time kernel
    27s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 10:12

General

  • Target

    45249cfff0b7af97e8ed9805c958dfb9deac6e5c753515adedbc281fd9f5147eN.dll

  • Size

    120KB

  • MD5

    4e0c01ce0f7f22df85983fefb2210670

  • SHA1

    7071c9798ee79bd0e727104c6dcc4d90eb486859

  • SHA256

    45249cfff0b7af97e8ed9805c958dfb9deac6e5c753515adedbc281fd9f5147e

  • SHA512

    653c6a07c7651666ad679619e246e55f635a49c87b03a4a4a98110096605dd5168e196efe0fd3b8bac727c5faa8872c3400152b633007273d9b7395e27dd2e8a

  • SSDEEP

    3072:ESzGzuoOpu+W+nZo4fBJfuA8wIMCbrYAtUXmY:9GSoph+n+a7h8THYAgm

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 9 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 21 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 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 23 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 4 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 40 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1116
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1196
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\45249cfff0b7af97e8ed9805c958dfb9deac6e5c753515adedbc281fd9f5147eN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:848
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\45249cfff0b7af97e8ed9805c958dfb9deac6e5c753515adedbc281fd9f5147eN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2468
              • C:\Users\Admin\AppData\Local\Temp\f77e466.exe
                C:\Users\Admin\AppData\Local\Temp\f77e466.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:2452
              • C:\Users\Admin\AppData\Local\Temp\f77e61b.exe
                C:\Users\Admin\AppData\Local\Temp\f77e61b.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:2716
              • C:\Users\Admin\AppData\Local\Temp\f77fff1.exe
                C:\Users\Admin\AppData\Local\Temp\f77fff1.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 policy modification
                PID:2864
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1192

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            db50e84d7dd2e1b22e1ada9472fea2b4

            SHA1

            f5c13418737e07415f7c2bd447cf68c6206f9f42

            SHA256

            09e8e7e4f09efebb3b73ddf56220edb0ba29f01ec6597f44bd2a743cbefd434f

            SHA512

            9b8776d67fcf5d3073128d883c7ea811a207f93cb85cf3aba9979ce01cade2eb8da2e39b56cb1bc92b1ad249956dd4d0fc2ab309ee83d7896c19ae650de4e92c

          • \Users\Admin\AppData\Local\Temp\f77e466.exe

            Filesize

            97KB

            MD5

            88fdca956029e06643968fec39ba0d19

            SHA1

            6901569ba70c36024d4406df2755699cc2a49831

            SHA256

            90ac969c8b9ff688db05820daf19f61585ff842cfbb2849e11f56d3ade1a03f3

            SHA512

            0265ca8c5c1d4808233607821c4d28bafa8d429ebd5f960c96be99582ecbead3ad80ada502bec4e0a6ba88cbcb755c5927ec2fd6800a3844a4ece611b6a45304

          • memory/1116-25-0x0000000001FE0000-0x0000000001FE2000-memory.dmp

            Filesize

            8KB

          • memory/2452-87-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-21-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-63-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-152-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2452-14-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-20-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-153-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-17-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-16-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-50-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/2452-88-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-84-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-58-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/2452-24-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-83-0x0000000000290000-0x0000000000292000-memory.dmp

            Filesize

            8KB

          • memory/2452-23-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-22-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-48-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2452-62-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-70-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-18-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-69-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-66-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-67-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-19-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2452-65-0x0000000000710000-0x00000000017CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2468-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2468-12-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2468-60-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2468-33-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2468-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2468-42-0x0000000000220000-0x0000000000221000-memory.dmp

            Filesize

            4KB

          • memory/2468-57-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2468-9-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2468-78-0x0000000000210000-0x0000000000212000-memory.dmp

            Filesize

            8KB

          • memory/2468-59-0x0000000000410000-0x0000000000422000-memory.dmp

            Filesize

            72KB

          • memory/2468-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2468-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2468-34-0x0000000000220000-0x0000000000221000-memory.dmp

            Filesize

            4KB

          • memory/2716-99-0x0000000000280000-0x0000000000281000-memory.dmp

            Filesize

            4KB

          • memory/2716-129-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2716-64-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2716-100-0x0000000000270000-0x0000000000272000-memory.dmp

            Filesize

            8KB

          • memory/2716-165-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2716-189-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2716-188-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2864-108-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2864-82-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2864-106-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/2864-202-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2864-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB