Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    29-06-2024 17:52

General

  • Target

    b5d926d8e5b6e791cd82c36978fa23687f62b29cc6a0675600c7d2dfae8f965d_NeikiAnalytics.dll

  • Size

    120KB

  • MD5

    4f6a318372a7efc3a8011ba01e62ce50

  • SHA1

    b30a09f9a9a57ada1c293b54b54dd8ba14945749

  • SHA256

    b5d926d8e5b6e791cd82c36978fa23687f62b29cc6a0675600c7d2dfae8f965d

  • SHA512

    403403bd4c328cf932fd81efaaa5e3d8c3eeeaa267a2928475c031a8d2c8b182e4dd343ef5e1fa8deca25a81eb0a07d2bd768d002b2abf303bf9a3d1d53b6c8a

  • SSDEEP

    3072:jos6XK3rgarAE3DJZ8vKZqSB/77XZkun2g:jolK7gNE3DMvK1XZ/2g

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.

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • UPX packed file 26 IoCs

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

  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 17 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 41 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1120
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1204
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\b5d926d8e5b6e791cd82c36978fa23687f62b29cc6a0675600c7d2dfae8f965d_NeikiAnalytics.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2104
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\b5d926d8e5b6e791cd82c36978fa23687f62b29cc6a0675600c7d2dfae8f965d_NeikiAnalytics.dll,#1
              3⤵
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:2132
              • C:\Users\Admin\AppData\Local\Temp\f7625f8.exe
                C:\Users\Admin\AppData\Local\Temp\f7625f8.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
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:2488
              • C:\Users\Admin\AppData\Local\Temp\f76278d.exe
                C:\Users\Admin\AppData\Local\Temp\f76278d.exe
                4⤵
                • Executes dropped EXE
                PID:1668
              • C:\Users\Admin\AppData\Local\Temp\f7641c1.exe
                C:\Users\Admin\AppData\Local\Temp\f7641c1.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
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:2252
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:2228

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Persistence

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Privilege Escalation

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Abuse Elevation Control Mechanism

          1
          T1548

          Bypass User Account Control

          1
          T1548.002

          Defense Evasion

          Modify Registry

          5
          T1112

          Impair Defenses

          4
          T1562

          Disable or Modify Tools

          3
          T1562.001

          Disable or Modify System Firewall

          1
          T1562.004

          Abuse Elevation Control Mechanism

          1
          T1548

          Bypass User Account Control

          1
          T1548.002

          Discovery

          System Information Discovery

          2
          T1082

          Query Registry

          1
          T1012

          Peripheral Device Discovery

          1
          T1120

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\f7625f8.exe
            Filesize

            97KB

            MD5

            f75dfaabcd6b714373ee7450d4cdf6ce

            SHA1

            09fd501fd05df80c6f58d178ffff84e76691f370

            SHA256

            4c6b9dd8d5e8a96ea20f9e924b357cb2c9f0bea9ae6246d7b90b4c6ade43ee69

            SHA512

            5844dfbbb405cf1a3c03146432d954b5585d24dcf940f16e85938ee957ae63de5bd6eb81ad92ac86ecfcae51862404b12d58ac0c79b411462893ec5126de484c

          • C:\Windows\SYSTEM.INI
            Filesize

            257B

            MD5

            91e9e7a47c9f8d05954e83be726b9bb6

            SHA1

            b3044129c269fa5567aa0a7030c616c3940b82b7

            SHA256

            1fa2b84e5a04e4a7c5f30f0a669823f0f013d8ae1357ac79205d0ce5e4288a14

            SHA512

            e02b91673fd7082c63ae25432914c6640058755fc94f5dc280c1ced5462f41ca81ac45b281da18b85dc38f92337c2aa961e8d8048cdf93e257df7f8ba15f5bd3

          • memory/1120-29-0x00000000003E0000-0x00000000003E2000-memory.dmp
            Filesize

            8KB

          • memory/1668-171-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB

          • memory/1668-104-0x0000000000260000-0x0000000000262000-memory.dmp
            Filesize

            8KB

          • memory/1668-96-0x0000000000260000-0x0000000000262000-memory.dmp
            Filesize

            8KB

          • memory/1668-97-0x00000000003F0000-0x00000000003F1000-memory.dmp
            Filesize

            4KB

          • memory/1668-61-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB

          • memory/2132-57-0x0000000000170000-0x0000000000172000-memory.dmp
            Filesize

            8KB

          • memory/2132-37-0x0000000000180000-0x0000000000181000-memory.dmp
            Filesize

            4KB

          • memory/2132-59-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB

          • memory/2132-60-0x0000000000170000-0x0000000000172000-memory.dmp
            Filesize

            8KB

          • memory/2132-1-0x0000000010000000-0x0000000010020000-memory.dmp
            Filesize

            128KB

          • memory/2132-10-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB

          • memory/2132-45-0x0000000000180000-0x0000000000181000-memory.dmp
            Filesize

            4KB

          • memory/2132-9-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB

          • memory/2132-36-0x0000000000170000-0x0000000000172000-memory.dmp
            Filesize

            8KB

          • memory/2132-58-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB

          • memory/2252-103-0x00000000003F0000-0x00000000003F1000-memory.dmp
            Filesize

            4KB

          • memory/2252-102-0x0000000000220000-0x0000000000222000-memory.dmp
            Filesize

            8KB

          • memory/2252-105-0x0000000000220000-0x0000000000222000-memory.dmp
            Filesize

            8KB

          • memory/2252-81-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB

          • memory/2252-170-0x0000000000920000-0x00000000019DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2252-205-0x0000000000920000-0x00000000019DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2252-204-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB

          • memory/2488-20-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-15-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-63-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-62-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-64-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-65-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-66-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-68-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-69-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-22-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-83-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-85-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-86-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-23-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-18-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-17-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-19-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-21-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-49-0x00000000003F0000-0x00000000003F2000-memory.dmp
            Filesize

            8KB

          • memory/2488-106-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-109-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-120-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-149-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB

          • memory/2488-150-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-48-0x00000000003F0000-0x00000000003F2000-memory.dmp
            Filesize

            8KB

          • memory/2488-46-0x0000000003050000-0x0000000003051000-memory.dmp
            Filesize

            4KB

          • memory/2488-11-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB

          • memory/2488-16-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB

          • memory/2488-14-0x0000000000620000-0x00000000016DA000-memory.dmp
            Filesize

            16.7MB