Analysis

  • max time kernel
    150s
  • max time network
    63s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2022, 13:07

General

  • Target

    cab31420b0e52b11b33f73a0d0a33ab4e5654f010ff487193b80f59c4e2327a4.exe

  • Size

    26KB

  • MD5

    8f43b59aeb545a3d22043ec018ce8829

  • SHA1

    172f517fa0df5ae3c1fb944ba45de4bfd90e7374

  • SHA256

    cab31420b0e52b11b33f73a0d0a33ab4e5654f010ff487193b80f59c4e2327a4

  • SHA512

    145375a0801a1dbd46719dd36f82ecf5d767df3bddb8539b5da3539e6c3d95f45907b1f3f8af734ae5b1c8670147c88db853e9af4e92eebea4091bb2244c66db

  • SSDEEP

    384:2v5RX7/eyZoFIle1q5brt2jZwNz99dIOyctItwqXIcLc5IxmyOgaezzasZ8zhpbQ:2xZkIRrIZYqOyctstBIcLK

Malware Config

Signatures

  • UAC bypass 3 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies Windows Firewall 1 TTPs 2 IoCs
  • Drops startup file 3 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 61 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cab31420b0e52b11b33f73a0d0a33ab4e5654f010ff487193b80f59c4e2327a4.exe
    "C:\Users\Admin\AppData\Local\Temp\cab31420b0e52b11b33f73a0d0a33ab4e5654f010ff487193b80f59c4e2327a4.exe"
    1⤵
    • UAC bypass
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1552
    • C:\Users\Admin\AppData\Local\Temp\Trojan.exe
      "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
      2⤵
      • UAC bypass
      • Executes dropped EXE
      • Drops startup file
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:1188
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:268
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Windows\SysWOW64\wscript.exe" "wscript.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:1368
      • C:\Windows\SysWOW64\wscript.exe
        "C:\Windows\SysWOW64\wscript.exe" "C:\Users\Admin\AppData\Local\Temp\Trojan.vbe"
        3⤵
        • Drops startup file
        • Loads dropped DLL
        • Adds Run key to start application
        PID:280

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\Trojan.exe

          Filesize

          26KB

          MD5

          8f43b59aeb545a3d22043ec018ce8829

          SHA1

          172f517fa0df5ae3c1fb944ba45de4bfd90e7374

          SHA256

          cab31420b0e52b11b33f73a0d0a33ab4e5654f010ff487193b80f59c4e2327a4

          SHA512

          145375a0801a1dbd46719dd36f82ecf5d767df3bddb8539b5da3539e6c3d95f45907b1f3f8af734ae5b1c8670147c88db853e9af4e92eebea4091bb2244c66db

        • C:\Users\Admin\AppData\Local\Temp\Trojan.exe

          Filesize

          26KB

          MD5

          8f43b59aeb545a3d22043ec018ce8829

          SHA1

          172f517fa0df5ae3c1fb944ba45de4bfd90e7374

          SHA256

          cab31420b0e52b11b33f73a0d0a33ab4e5654f010ff487193b80f59c4e2327a4

          SHA512

          145375a0801a1dbd46719dd36f82ecf5d767df3bddb8539b5da3539e6c3d95f45907b1f3f8af734ae5b1c8670147c88db853e9af4e92eebea4091bb2244c66db

        • C:\Users\Admin\AppData\Local\Temp\Trojan.vbe

          Filesize

          54B

          MD5

          89798bd7aee175ac99a9df9fbf02c15c

          SHA1

          46e865145ef82aad81c50d9f5e81c1c5d377bf57

          SHA256

          5d038b2443323018b94a75a05c525b95550384db3bfc68c80ba1d1912d0732ca

          SHA512

          c9ea14a2f74fb0a892901cc4470fedce95e19e8a70fea64b8d31f1ca2974028bebdb4e0a0fc0edfb399f836f0b56d42afde8a1b4614e7177d90c83beea55e066

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe

          Filesize

          26KB

          MD5

          8f43b59aeb545a3d22043ec018ce8829

          SHA1

          172f517fa0df5ae3c1fb944ba45de4bfd90e7374

          SHA256

          cab31420b0e52b11b33f73a0d0a33ab4e5654f010ff487193b80f59c4e2327a4

          SHA512

          145375a0801a1dbd46719dd36f82ecf5d767df3bddb8539b5da3539e6c3d95f45907b1f3f8af734ae5b1c8670147c88db853e9af4e92eebea4091bb2244c66db

        • \Users\Admin\AppData\Local\Temp\Trojan.exe

          Filesize

          26KB

          MD5

          8f43b59aeb545a3d22043ec018ce8829

          SHA1

          172f517fa0df5ae3c1fb944ba45de4bfd90e7374

          SHA256

          cab31420b0e52b11b33f73a0d0a33ab4e5654f010ff487193b80f59c4e2327a4

          SHA512

          145375a0801a1dbd46719dd36f82ecf5d767df3bddb8539b5da3539e6c3d95f45907b1f3f8af734ae5b1c8670147c88db853e9af4e92eebea4091bb2244c66db

        • \Users\Admin\AppData\Local\Temp\Trojan.exe

          Filesize

          26KB

          MD5

          8f43b59aeb545a3d22043ec018ce8829

          SHA1

          172f517fa0df5ae3c1fb944ba45de4bfd90e7374

          SHA256

          cab31420b0e52b11b33f73a0d0a33ab4e5654f010ff487193b80f59c4e2327a4

          SHA512

          145375a0801a1dbd46719dd36f82ecf5d767df3bddb8539b5da3539e6c3d95f45907b1f3f8af734ae5b1c8670147c88db853e9af4e92eebea4091bb2244c66db

        • \Users\Admin\AppData\Local\Temp\Trojan.exe

          Filesize

          26KB

          MD5

          8f43b59aeb545a3d22043ec018ce8829

          SHA1

          172f517fa0df5ae3c1fb944ba45de4bfd90e7374

          SHA256

          cab31420b0e52b11b33f73a0d0a33ab4e5654f010ff487193b80f59c4e2327a4

          SHA512

          145375a0801a1dbd46719dd36f82ecf5d767df3bddb8539b5da3539e6c3d95f45907b1f3f8af734ae5b1c8670147c88db853e9af4e92eebea4091bb2244c66db

        • \Users\Admin\AppData\Local\Temp\Trojan.exe

          Filesize

          26KB

          MD5

          8f43b59aeb545a3d22043ec018ce8829

          SHA1

          172f517fa0df5ae3c1fb944ba45de4bfd90e7374

          SHA256

          cab31420b0e52b11b33f73a0d0a33ab4e5654f010ff487193b80f59c4e2327a4

          SHA512

          145375a0801a1dbd46719dd36f82ecf5d767df3bddb8539b5da3539e6c3d95f45907b1f3f8af734ae5b1c8670147c88db853e9af4e92eebea4091bb2244c66db

        • memory/280-76-0x0000000073EB0000-0x000000007445B000-memory.dmp

          Filesize

          5.7MB

        • memory/280-73-0x0000000073EB0000-0x000000007445B000-memory.dmp

          Filesize

          5.7MB

        • memory/1188-65-0x0000000073EB0000-0x000000007445B000-memory.dmp

          Filesize

          5.7MB

        • memory/1188-74-0x0000000073EB0000-0x000000007445B000-memory.dmp

          Filesize

          5.7MB

        • memory/1552-54-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

          Filesize

          8KB

        • memory/1552-55-0x0000000073EB0000-0x000000007445B000-memory.dmp

          Filesize

          5.7MB

        • memory/1552-64-0x0000000073EB0000-0x000000007445B000-memory.dmp

          Filesize

          5.7MB