Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2024, 17:23

General

  • Target

    80d0825c014b0182a341d3dfcaab2924dc1ebff43d76323b6d209d0788dfe8cbN.dll

  • Size

    120KB

  • MD5

    7125eb794bbb4fe03810a161feb44130

  • SHA1

    3f6496022c36f4ff3cd2b76456be45d98b6b0b4c

  • SHA256

    80d0825c014b0182a341d3dfcaab2924dc1ebff43d76323b6d209d0788dfe8cb

  • SHA512

    9749f1426e7a25233eaf70a3f3a5bd66056058916cf8d30ab61dd338cbbec4e79df7803c2eb2393ce2db15d69243005c88329a67a184cc7bd32249ebe82e4278

  • SSDEEP

    3072:U39Gtlvc5dTdenw8R3iPoeeOi97lsDgbOzw6e:Qulvc5mF4rHriX6e

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 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 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1096
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1156
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1188
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\80d0825c014b0182a341d3dfcaab2924dc1ebff43d76323b6d209d0788dfe8cbN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2204
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\80d0825c014b0182a341d3dfcaab2924dc1ebff43d76323b6d209d0788dfe8cbN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2160
              • C:\Users\Admin\AppData\Local\Temp\f76ccf0.exe
                C:\Users\Admin\AppData\Local\Temp\f76ccf0.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:2192
              • C:\Users\Admin\AppData\Local\Temp\f76ce76.exe
                C:\Users\Admin\AppData\Local\Temp\f76ce76.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:2828
              • C:\Users\Admin\AppData\Local\Temp\f76e8d9.exe
                C:\Users\Admin\AppData\Local\Temp\f76e8d9.exe
                4⤵
                • Executes dropped EXE
                PID:2688
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1988

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Windows\SYSTEM.INI

                  Filesize

                  257B

                  MD5

                  8a433c2bb58685d838fb8513942840cc

                  SHA1

                  77f65dd72b314deda8434d1259cdc596f9e2baaf

                  SHA256

                  9ca225e160ca061ac8bfe872b3a4572e9cd66f096d7044e18832207de6f38713

                  SHA512

                  a822c779ad23575e0fa985f16a8d6ecaf73ab0a01361505eda4924f2404b346668d812f3e080e9a7761a80be3efab4d759436fe766b2b8abc06c16bfd2eac70a

                • \Users\Admin\AppData\Local\Temp\f76ccf0.exe

                  Filesize

                  97KB

                  MD5

                  501c261024f152ce6c8652829315f69b

                  SHA1

                  9ee49ef62f950d2d73b2db49d6067e5f22801118

                  SHA256

                  0636ed22b027d671482bcc0ab9d069eb9527dbaef75d14523d90d30cb3943a14

                  SHA512

                  92d1d822ae9792af5c00785a32fd10afc3d710ec792c031f343da9c34def9c027241ad397cf01541766a75b87dd38a1ec56a5479c28493b800080c9104d19149

                • memory/1096-27-0x0000000000390000-0x0000000000392000-memory.dmp

                  Filesize

                  8KB

                • memory/2160-78-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2160-178-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2160-75-0x0000000000230000-0x0000000000232000-memory.dmp

                  Filesize

                  8KB

                • memory/2160-55-0x0000000000230000-0x0000000000232000-memory.dmp

                  Filesize

                  8KB

                • memory/2160-8-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2160-3-0x0000000010000000-0x0000000010020000-memory.dmp

                  Filesize

                  128KB

                • memory/2160-34-0x0000000000230000-0x0000000000232000-memory.dmp

                  Filesize

                  8KB

                • memory/2160-35-0x0000000000240000-0x0000000000241000-memory.dmp

                  Filesize

                  4KB

                • memory/2160-43-0x0000000000240000-0x0000000000241000-memory.dmp

                  Filesize

                  4KB

                • memory/2160-54-0x0000000000230000-0x0000000000232000-memory.dmp

                  Filesize

                  8KB

                • memory/2192-60-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-80-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-10-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2192-44-0x0000000003CE0000-0x0000000003CE1000-memory.dmp

                  Filesize

                  4KB

                • memory/2192-47-0x00000000003F0000-0x00000000003F2000-memory.dmp

                  Filesize

                  8KB

                • memory/2192-46-0x00000000003F0000-0x00000000003F2000-memory.dmp

                  Filesize

                  8KB

                • memory/2192-15-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-20-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-19-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-18-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-17-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-58-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-59-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-14-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-61-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-62-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-64-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-65-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-69-0x00000000003F0000-0x00000000003F2000-memory.dmp

                  Filesize

                  8KB

                • memory/2192-16-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-13-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-21-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-82-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-84-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-11-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-149-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2192-150-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-106-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2192-107-0x00000000006A0000-0x000000000175A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2688-103-0x00000000003F0000-0x00000000003F1000-memory.dmp

                  Filesize

                  4KB

                • memory/2688-105-0x0000000000260000-0x0000000000262000-memory.dmp

                  Filesize

                  8KB

                • memory/2688-161-0x0000000000260000-0x0000000000262000-memory.dmp

                  Filesize

                  8KB

                • memory/2688-177-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2828-95-0x0000000000220000-0x0000000000222000-memory.dmp

                  Filesize

                  8KB

                • memory/2828-94-0x0000000000230000-0x0000000000231000-memory.dmp

                  Filesize

                  4KB

                • memory/2828-124-0x0000000000220000-0x0000000000222000-memory.dmp

                  Filesize

                  8KB

                • memory/2828-102-0x0000000000220000-0x0000000000222000-memory.dmp

                  Filesize

                  8KB

                • memory/2828-160-0x00000000009C0000-0x0000000001A7A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2828-172-0x00000000009C0000-0x0000000001A7A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2828-173-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2828-57-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB