Analysis

  • max time kernel
    23s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2024 03:59

General

  • Target

    a5c993b58253e0a4ce783c0ac17ce484_JaffaCakes118.exe

  • Size

    4.6MB

  • MD5

    a5c993b58253e0a4ce783c0ac17ce484

  • SHA1

    23eb0429016a479f990a1db1f48e66adee765d22

  • SHA256

    aacce8c7e3e53c47a0830c4bc3a30b7e3d584010453665c9d46cf1de7b870b3f

  • SHA512

    644de74dd2fb33a6e1cbd2bde8bca5c03620ab4f4d1f6008d85e76846d5f7b35f4d282c461a7e9e053006a078ff18e4e91938d83b7c83a6343e79975d7cb59b2

  • SSDEEP

    98304:6Ulr4veVzbSJljtFUd6+3lsgL0cxJYWUTYdMSrZ7cp:vUvOz2Jljtq0+1v3xUToWp

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

  • Detect Neshta payload 2 IoCs
  • Modifies firewall policy service 3 TTPs 6 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • 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 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 9 IoCs

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

  • UPX packed file 21 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 18 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:1172
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1216
          • C:\Users\Admin\AppData\Local\Temp\a5c993b58253e0a4ce783c0ac17ce484_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\a5c993b58253e0a4ce783c0ac17ce484_JaffaCakes118.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Loads dropped DLL
            • Modifies system executable filetype association
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:3028
            • C:\Users\Admin\AppData\Local\Temp\3582-490\a5c993b58253e0a4ce783c0ac17ce484_JaffaCakes118.exe
              "C:\Users\Admin\AppData\Local\Temp\3582-490\a5c993b58253e0a4ce783c0ac17ce484_JaffaCakes118.exe"
              3⤵
              • 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
              • Modifies Internet Explorer settings
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              • System policy modification
              PID:2740
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:836

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

            Filesize

            547KB

            MD5

            cf6c595d3e5e9667667af096762fd9c4

            SHA1

            9bb44da8d7f6457099cb56e4f7d1026963dce7ce

            SHA256

            593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

            SHA512

            ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

          • C:\Users\Admin\AppData\Local\Temp\0F770D69_Rar\a5c993b58253e0a4ce783c0ac17ce484_JaffaCakes118.exe

            Filesize

            4.5MB

            MD5

            3b0816f52f746ebf1dd47e740e0a4b7f

            SHA1

            cfba462a6a55b4ed034e25509580f5b59ae8276d

            SHA256

            0208474404d467aeaaded47aede764f0e41f922bf17ffbdf6d12ea080296bb93

            SHA512

            5223f6d7003a38f91d5a48442fc522eb31ab23672eda7f3462d94592f83a46d53057c2c920ccb51e57a65c3041c172c2dcc34237572b7be273a96b4cc4e5f96b

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            9d31a51a935f05f0946a93e1fad805fb

            SHA1

            2c184c2942396c73109b32c4fd6f0d0bec09b79a

            SHA256

            d9f565b95a85925ff81e4c171357e00ba81519e7c34aff4e91cb4b9eaea79175

            SHA512

            1f76a693cfa4b1f548193362c6a25a5762c603ac6fd49a5efe2f8ce3290c4654ef8ff6a3eaee90cf3b8226215d915fb45106e05eb91f37682515cb3daeedb65f

          • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

            Filesize

            252KB

            MD5

            9e2b9928c89a9d0da1d3e8f4bd96afa7

            SHA1

            ec66cda99f44b62470c6930e5afda061579cde35

            SHA256

            8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

            SHA512

            2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

          • \Users\Admin\AppData\Local\Temp\3582-490\a5c993b58253e0a4ce783c0ac17ce484_JaffaCakes118.exe

            Filesize

            4.6MB

            MD5

            aa7b81283aba57ca419cebab25705121

            SHA1

            ad3f26958ac6c5579d410577f6d77cd7637907ec

            SHA256

            f0a909dbe7d8eb762c4cb5063468b3bbee2c8624860fcdbfeadce89edbec7c86

            SHA512

            e94a02e983cb97b5ff9688257cfef149c1f01daefe2aa95ba1f853a28e0a59459c585f640c3ac3ff40de9d08e473eeeeb5408b4d9999ee14af1c5974256c0de7

          • memory/1120-31-0x0000000002010000-0x0000000002012000-memory.dmp

            Filesize

            8KB

          • memory/2740-15-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-54-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-351-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2740-52-0x0000000005300000-0x0000000005302000-memory.dmp

            Filesize

            8KB

          • memory/2740-50-0x0000000005450000-0x0000000005451000-memory.dmp

            Filesize

            4KB

          • memory/2740-333-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-336-0x0000000005300000-0x0000000005302000-memory.dmp

            Filesize

            8KB

          • memory/2740-216-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-27-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-29-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-28-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-18-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-16-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-17-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-53-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-19-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-30-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-8-0x0000000000400000-0x0000000000434000-memory.dmp

            Filesize

            208KB

          • memory/2740-103-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-66-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-107-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-144-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/2740-167-0x0000000001E30000-0x0000000002EBE000-memory.dmp

            Filesize

            16.6MB

          • memory/3028-41-0x0000000000240000-0x0000000000242000-memory.dmp

            Filesize

            8KB

          • memory/3028-42-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/3028-44-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/3028-51-0x0000000000240000-0x0000000000242000-memory.dmp

            Filesize

            8KB

          • memory/3028-352-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/3028-358-0x0000000003030000-0x00000000040BE000-memory.dmp

            Filesize

            16.6MB

          • memory/3028-4-0x0000000002640000-0x0000000002674000-memory.dmp

            Filesize

            208KB

          • memory/3028-355-0x0000000003030000-0x00000000040BE000-memory.dmp

            Filesize

            16.6MB

          • memory/3028-353-0x0000000003030000-0x00000000040BE000-memory.dmp

            Filesize

            16.6MB