Analysis

  • max time kernel
    126s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    18-08-2024 13:09

General

  • Target

    a6c935fe4f3d7a99696740b6bae60ded_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    a6c935fe4f3d7a99696740b6bae60ded

  • SHA1

    49dca695bec0b538865f171e6596e6321655bfab

  • SHA256

    656e5b6638375372d3374b554f8b8556ae31ebf9967467e628df4af2990ca9f6

  • SHA512

    2b9fd258fcb0a48bf2eb4da75d831dd3f7413ec0b3ccbb0700050469e583fa2d2d2ca975ff3e11363da7772ff0f17df0e458051e98b7e756a60912cd01013b82

  • SSDEEP

    3072:zFhoR+HAfce7lGhnOowcGK1NPDRNl78YVWi:zFiAHiBwFOowD8NP

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 firewall policy service 3 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 27 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 26 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1124
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1196
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1268
          • C:\Users\Admin\AppData\Local\Temp\a6c935fe4f3d7a99696740b6bae60ded_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\a6c935fe4f3d7a99696740b6bae60ded_JaffaCakes118.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops autorun.inf file
            • Drops file in Program Files directory
            • 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:1628
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1220

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\txkw.exe

            Filesize

            100KB

            MD5

            7a9003fe1d2a8a907899fe600ba23bea

            SHA1

            3d0dcbea4993481346980a176ed0e57ff077d94a

            SHA256

            8532a9e557597a657825befb83e7d94de94f51b824d63590fe7a20fd3bd668e2

            SHA512

            216052d56dd56534b7e4be39b4ae4c7e10b85cc4b073968c0485dd6295f69639848d02bb97dc160d00d929fb2e04ab532428bb7691d25af8cb970e1a20e872c9

          • memory/1124-9-0x0000000002160000-0x0000000002162000-memory.dmp

            Filesize

            8KB

          • memory/1628-30-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-1-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-8-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-4-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-3-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-7-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-22-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1628-21-0x0000000000330000-0x0000000000331000-memory.dmp

            Filesize

            4KB

          • memory/1628-0-0x0000000000400000-0x0000000000415000-memory.dmp

            Filesize

            84KB

          • memory/1628-18-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1628-6-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-24-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1628-26-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-25-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-23-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-28-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-27-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-29-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-19-0x0000000000330000-0x0000000000331000-memory.dmp

            Filesize

            4KB

          • memory/1628-5-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-50-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/1628-34-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-48-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/1628-47-0x0000000004200000-0x0000000004201000-memory.dmp

            Filesize

            4KB

          • memory/1628-49-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/1628-33-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-51-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-54-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-55-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-57-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-58-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-60-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-62-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-65-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-67-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-69-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-31-0x0000000001E50000-0x0000000002EDE000-memory.dmp

            Filesize

            16.6MB

          • memory/1628-143-0x0000000000400000-0x0000000000415000-memory.dmp

            Filesize

            84KB