Analysis

  • max time kernel
    20s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    23-07-2024 08:37

General

  • Target

    66db3eb38271283d7ee2e8c8f905ce1f_JaffaCakes118.exe

  • Size

    179KB

  • MD5

    66db3eb38271283d7ee2e8c8f905ce1f

  • SHA1

    495984dcedea40926ccb36f9a43efc6ee1fe2794

  • SHA256

    bbad8fd7c0a54f402994ecd8f7a25426bd17df03f984b77f50fbec87e53747c9

  • SHA512

    6da9799f0691d6569b16201c004e21f04251a0b238f72bd1905849bb51d4d4862d9bd302679de06b9002a6044c5c03083951c5233e1faa186c74581f905d1bd8

  • SSDEEP

    3072:sr85C+i1oJLdV1fP9q+jUeux0pw2irbXBOh+FewMDKkJo5:k9+iiZB30+AiWqeX

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.

  • 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 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 19 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 5 IoCs

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

  • 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).

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1124
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1180
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1256
          • C:\Users\Admin\AppData\Local\Temp\66db3eb38271283d7ee2e8c8f905ce1f_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\66db3eb38271283d7ee2e8c8f905ce1f_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
            • Modifies registry class
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2292
            • C:\Users\Admin\AppData\Local\Temp\3582-490\66db3eb38271283d7ee2e8c8f905ce1f_JaffaCakes118.exe
              "C:\Users\Admin\AppData\Local\Temp\3582-490\66db3eb38271283d7ee2e8c8f905ce1f_JaffaCakes118.exe"
              3⤵
              • Modifies firewall policy service
              • UAC bypass
              • Windows security bypass
              • Executes dropped EXE
              • Loads dropped DLL
              • 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:2876
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1740

          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:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            2d0f3d9b4c4ce7b89a99e1980255a174

            SHA1

            443ed033ca587cb7349edc72b11e28f239658ec1

            SHA256

            62bed6b69e73d18bb70c6f52c82b3f33b1447ff0c059ab4cff7ce475d3eeb88e

            SHA512

            89f8227ddfb5e8dd34ee51128d82675e9bfc3fa5fd3b521c2afe2f56713febcb1bcab0b293bdaa6ac6c9c5a921e1ebc227fb185b90cdd3e19d9c3ccdcca99aa8

          • C:\tsnd.pif

            Filesize

            100KB

            MD5

            f1de836e64d5a048042f0ad62ad74737

            SHA1

            5ec64cb73a47211a4ee8d7f9d75f84f4efbae9b3

            SHA256

            1f1af44bd761203bf8817966b92543a14c069bfd9482a8b686acab54f0c2bab6

            SHA512

            43cb8de76fc01a25a9f6b8904487bc16c2fc8bc6cc97e3b30fab9b5cd48c6f32e01fdd0333c801f8fb14b4c7adbd8284853991694377331a173120b93da68cd2

          • \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\66db3eb38271283d7ee2e8c8f905ce1f_JaffaCakes118.exe

            Filesize

            138KB

            MD5

            fbd2f9ff96e5c7e336ae87ef00a97c67

            SHA1

            7f392c629af02777bc855f92b2c403022f9b2be6

            SHA256

            ad30f6d12d87adc0ac24903663d8a82a9de349938a29c19d937b455fa05ec64b

            SHA512

            601f1c62878a7f30371de16de0136d1c0d97acc89d9a9049fea27a52bd1bf81909e61b1e81e3eb6357b4e24fbb203cd27c988f3c49fc11a8ee8852db65629c08

          • memory/1124-28-0x0000000001C40000-0x0000000001C42000-memory.dmp

            Filesize

            8KB

          • memory/2292-219-0x0000000000250000-0x0000000000252000-memory.dmp

            Filesize

            8KB

          • memory/2292-54-0x0000000000250000-0x0000000000252000-memory.dmp

            Filesize

            8KB

          • memory/2292-36-0x0000000000250000-0x0000000000252000-memory.dmp

            Filesize

            8KB

          • memory/2292-142-0x0000000002B80000-0x0000000003C0E000-memory.dmp

            Filesize

            16.6MB

          • memory/2292-53-0x0000000000250000-0x0000000000252000-memory.dmp

            Filesize

            8KB

          • memory/2292-144-0x0000000002B80000-0x0000000003C0E000-memory.dmp

            Filesize

            16.6MB

          • memory/2292-145-0x0000000002B80000-0x0000000003C0E000-memory.dmp

            Filesize

            16.6MB

          • memory/2292-52-0x0000000002360000-0x0000000002361000-memory.dmp

            Filesize

            4KB

          • memory/2292-314-0x0000000002110000-0x0000000002126000-memory.dmp

            Filesize

            88KB

          • memory/2292-138-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/2292-10-0x00000000024B0000-0x00000000024FC000-memory.dmp

            Filesize

            304KB

          • memory/2292-4-0x00000000024B0000-0x00000000024FC000-memory.dmp

            Filesize

            304KB

          • memory/2292-37-0x0000000002360000-0x0000000002361000-memory.dmp

            Filesize

            4KB

          • memory/2876-26-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-86-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2876-46-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-47-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-55-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-56-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-57-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-58-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-59-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-49-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2876-68-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-27-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-103-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-100-0x0000000000230000-0x000000000023D000-memory.dmp

            Filesize

            52KB

          • memory/2876-99-0x0000000000400000-0x000000000044C000-memory.dmp

            Filesize

            304KB

          • memory/2876-50-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-51-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2876-25-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-23-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-24-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-48-0x0000000001F50000-0x0000000002FDE000-memory.dmp

            Filesize

            16.6MB

          • memory/2876-45-0x00000000008C0000-0x00000000008C1000-memory.dmp

            Filesize

            4KB

          • memory/2876-20-0x0000000000230000-0x000000000027C000-memory.dmp

            Filesize

            304KB