Analysis

  • max time kernel
    22s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    25-05-2024 01:56

General

  • Target

    a2a935649fbc3eb38195bcb7f218b280_NeikiAnalytics.exe

  • Size

    287KB

  • MD5

    a2a935649fbc3eb38195bcb7f218b280

  • SHA1

    7ec45138f71822932423c3a012acff793c681a7b

  • SHA256

    3cd43564b5be851aa99978593a1be701004072a51112efbee18d9bac9cfb2d6e

  • SHA512

    c1bb2562809b28faaf7bfce008d8884da16ac84d06d079ee116640ff27eee24d32e105cab6a3bb18931b7534bedf9963d49c35acb6ed3f8b76ffca04dcd95173

  • SSDEEP

    6144:TvEa2U+T6i5LirrllHy4HUcMQY6Z27Ox0+Meyb:TEaN+T5xYrllrU7QY6Q7ObMV

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Modifies firewall policy service 2 TTPs 6 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 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
  • Modifies Installed Components in the registry 2 TTPs 5 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 8 IoCs
  • UPX packed file 19 IoCs

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

  • Windows security modification 2 TTPs 14 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 6 IoCs

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

  • Drops file in Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 41 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1164
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1232
          • C:\Users\Admin\AppData\Local\Temp\a2a935649fbc3eb38195bcb7f218b280_NeikiAnalytics.exe
            "C:\Users\Admin\AppData\Local\Temp\a2a935649fbc3eb38195bcb7f218b280_NeikiAnalytics.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Loads dropped DLL
            • Windows security modification
            • Checks whether UAC is enabled
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2588
            • \??\c:\windows\system\explorer.exe
              c:\windows\system\explorer.exe
              3⤵
              • Modifies WinLogon for persistence
              • Modifies firewall policy service
              • Modifies visiblity of hidden/system files in Explorer
              • UAC bypass
              • Windows security bypass
              • Modifies Installed Components in the registry
              • Deletes itself
              • Executes dropped EXE
              • Loads dropped DLL
              • Windows security modification
              • Adds Run key to start application
              • Checks whether UAC is enabled
              • Enumerates connected drives
              • Drops file in Windows directory
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              • System policy modification
              PID:2956
              • \??\c:\windows\system\spoolsv.exe
                c:\windows\system\spoolsv.exe SE
                4⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Drops file in Windows directory
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:1252
                • \??\c:\windows\system\svchost.exe
                  c:\windows\system\svchost.exe
                  5⤵
                  • Modifies WinLogon for persistence
                  • Modifies visiblity of hidden/system files in Explorer
                  • Modifies Installed Components in the registry
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Adds Run key to start application
                  • Drops file in Windows directory
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious behavior: GetForegroundWindowSpam
                  • Suspicious use of SetWindowsHookEx
                  • Suspicious use of WriteProcessMemory
                  PID:2628
                  • \??\c:\windows\system\spoolsv.exe
                    c:\windows\system\spoolsv.exe PR
                    6⤵
                    • Executes dropped EXE
                    • Suspicious use of SetWindowsHookEx
                    PID:2804
                  • C:\Windows\SysWOW64\at.exe
                    at 01:58 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
                    6⤵
                      PID:1676
          • C:\Windows\system32\DllHost.exe
            C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
            1⤵
              PID:2004

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Roaming\mrsys.exe

              Filesize

              288KB

              MD5

              6e637c41f1b14d9efde06ce7118afe2e

              SHA1

              adee3cccc6dfed0720d6ae5246fbace353483fb4

              SHA256

              6b9b2d4a50baee40ef029a0c1331bc646b01b66a46a684aedce88f4da99d26f7

              SHA512

              bc3c71bc59cdf5f2c5a9399e823568c1044c0ca3fa7a79adbca3160af3d4d004ad2e3c48738f717a1e9fe44909985457db31644f587e34fe7e39379587e95359

            • C:\Windows\SYSTEM.INI

              Filesize

              257B

              MD5

              ab606dfd8aa9d999da14235250df4a5b

              SHA1

              00cdb14ac077fddc34d169f4e45012e4b5654d6b

              SHA256

              de1eeb1c264f7fa357dd407151996850dc1f9d1ea9b2cc1cca633cf54650e3c1

              SHA512

              1b7d6b821d33060676506f662811490f3aeb4b5f848ed9becde3d76b01355d689f6ca068c937629d03dc3dd37fcea99bb1b35bbd4ec66e2adffbd79366c3af2e

            • C:\nycd.exe

              Filesize

              100KB

              MD5

              3362538e86ea186e965ffc7900b174f3

              SHA1

              c92e486bb54382487ddee8cf6b70f0469a43a7c9

              SHA256

              0a76ba7e1dadbdb6db66a9f0eb0eeda71cc3f2b1f521e8ee417df23c8739a267

              SHA512

              152bbc3472de42fad72a9b99236d322f9ebb8effc4ebf832454cd818fc55cdcd726e6ec73a7faea29a68f1ff026fcbdd45ae32efabb71614a0b2adceb12af93d

            • \Windows\system\explorer.exe

              Filesize

              287KB

              MD5

              c83c472ba1a9f3a0cdc59a7ad39f2b45

              SHA1

              22e004e3514da75c4d63768d69ac339b3c1873ba

              SHA256

              4d84abc5f55c4cc202d0aee26b8271a14af1d72c711761a8712d5e1495b4f4b4

              SHA512

              7f3dc7d8487455387df54ccd5f07ededf4a57465b9f2cc6803f43482d0bf55bb26fecd3cc7206e7ea0bf4dde6ecfd9fdc63c088e13e6e4d1b20a37f75e6c5e81

            • \Windows\system\spoolsv.exe

              Filesize

              287KB

              MD5

              94d80a91349ae8deb3c2e8da4979c68a

              SHA1

              c06413c8f9d0aa7d0d0b720677dcdebdff6dac7b

              SHA256

              640cb99e1f7f0e9c6f82dfe5282c866732d4b828bee5e1eee961632eb674d739

              SHA512

              cf2e09e64748a8f322e415e01319c661251576a99a879236d552b484375c18ff1672852bf35efd610b92941d7b4b2a9170cf766dd4d5e66e98751c3cd4a41c23

            • \Windows\system\svchost.exe

              Filesize

              288KB

              MD5

              5538c256faffb22720d8badfa82bd856

              SHA1

              3380df0600d3e7ea5f02d4793a5455cd824b358c

              SHA256

              f27cd130f1ae6f00eda321f955ddba126df9d0e497564f1072c3569e8d57952c

              SHA512

              dfeb3a8a582916b62d43fa9efd558c153650f12f6f90d1f274413175269dae76d664e17751d5defcf2c9459f9b63239b6379b488856271cf9fbd878d03a4fd57

            • memory/1112-11-0x00000000002D0000-0x00000000002D2000-memory.dmp

              Filesize

              8KB

            • memory/1252-87-0x0000000000400000-0x0000000000441000-memory.dmp

              Filesize

              260KB

            • memory/1252-54-0x0000000000400000-0x0000000000441000-memory.dmp

              Filesize

              260KB

            • memory/2588-19-0x0000000000320000-0x0000000000322000-memory.dmp

              Filesize

              8KB

            • memory/2588-24-0x0000000000320000-0x0000000000322000-memory.dmp

              Filesize

              8KB

            • memory/2588-8-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-7-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-10-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-9-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-6-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-20-0x00000000003F0000-0x00000000003F1000-memory.dmp

              Filesize

              4KB

            • memory/2588-32-0x0000000004CA0000-0x0000000004CE1000-memory.dmp

              Filesize

              260KB

            • memory/2588-1-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-23-0x0000000000320000-0x0000000000322000-memory.dmp

              Filesize

              8KB

            • memory/2588-102-0x0000000000400000-0x0000000000441000-memory.dmp

              Filesize

              260KB

            • memory/2588-5-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-3-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-22-0x00000000003F0000-0x00000000003F1000-memory.dmp

              Filesize

              4KB

            • memory/2588-56-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-55-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-0-0x0000000000400000-0x0000000000441000-memory.dmp

              Filesize

              260KB

            • memory/2588-74-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-80-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-79-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2588-4-0x00000000025A0000-0x000000000362E000-memory.dmp

              Filesize

              16.6MB

            • memory/2628-70-0x0000000000400000-0x0000000000441000-memory.dmp

              Filesize

              260KB

            • memory/2628-128-0x00000000005E0000-0x00000000005E1000-memory.dmp

              Filesize

              4KB

            • memory/2804-84-0x0000000000400000-0x0000000000441000-memory.dmp

              Filesize

              260KB

            • memory/2956-52-0x0000000002D20000-0x0000000002D61000-memory.dmp

              Filesize

              260KB

            • memory/2956-53-0x0000000002D20000-0x0000000002D61000-memory.dmp

              Filesize

              260KB

            • memory/2956-108-0x0000000003490000-0x000000000451E000-memory.dmp

              Filesize

              16.6MB

            • memory/2956-104-0x0000000003490000-0x000000000451E000-memory.dmp

              Filesize

              16.6MB

            • memory/2956-109-0x0000000003490000-0x000000000451E000-memory.dmp

              Filesize

              16.6MB

            • memory/2956-107-0x0000000003490000-0x000000000451E000-memory.dmp

              Filesize

              16.6MB

            • memory/2956-110-0x0000000003490000-0x000000000451E000-memory.dmp

              Filesize

              16.6MB

            • memory/2956-122-0x0000000000560000-0x0000000000561000-memory.dmp

              Filesize

              4KB

            • memory/2956-38-0x0000000000400000-0x0000000000441000-memory.dmp

              Filesize

              260KB