Analysis

  • max time kernel
    102s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25/11/2022, 21:36

General

  • Target

    e1e5777b3c92707cd2bed9300b152b1e8b2ebf17fd18b974c0a748588619bf32.exe

  • Size

    46KB

  • MD5

    95416ab3687c19d9041193fcc1deaf4e

  • SHA1

    13d10c3fe8391a560b9fae53725b3b61253a683a

  • SHA256

    e1e5777b3c92707cd2bed9300b152b1e8b2ebf17fd18b974c0a748588619bf32

  • SHA512

    27f47715666151af0594cd5a94f41171996b31668f96ea2ab927c858be2cf31589a50c0b99012074e1a1e1246f8dd41e14dacf2ee456f80f6d50b57f6a1bca3d

  • SSDEEP

    768:2sCu4BAeirX2dXKGEIBcls+Hw+KgNXGGrvC8n1u3NnxXfpWrbENN5e:2ju2WrmRzBcl1Hwjg9lrh1u3ZPGoB

Score
4/10

Malware Config

Signatures

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

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e1e5777b3c92707cd2bed9300b152b1e8b2ebf17fd18b974c0a748588619bf32.exe
    "C:\Users\Admin\AppData\Local\Temp\e1e5777b3c92707cd2bed9300b152b1e8b2ebf17fd18b974c0a748588619bf32.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1932
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\e1e5777b3c92707cd2bed9300b152b1e8b2ebf17fd18b974c0a748588619bf32.rtf"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1020
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1540

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\e1e5777b3c92707cd2bed9300b152b1e8b2ebf17fd18b974c0a748588619bf32.rtf

            Filesize

            3KB

            MD5

            284850baa4906da63dd3c4d6b835fb03

            SHA1

            d2929834b25db5f679a5f7026c5da6cec153f7ce

            SHA256

            e9cb60622d4f5228466f5fb9bf06a5da1668097c6bdcb9088cb6040372845492

            SHA512

            234e855adea91e902bfc1d407bd95498c7a84e55ed077171291957e5940c69b0ef6a35a40e8e60eb4709f029fcec0f75ef65f92e4505ce69bc7239736042a6e0

          • memory/1020-60-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/1020-58-0x0000000072301000-0x0000000072304000-memory.dmp

            Filesize

            12KB

          • memory/1020-59-0x000000006FD81000-0x000000006FD83000-memory.dmp

            Filesize

            8KB

          • memory/1020-63-0x0000000070D6D000-0x0000000070D78000-memory.dmp

            Filesize

            44KB

          • memory/1020-64-0x0000000070D6D000-0x0000000070D78000-memory.dmp

            Filesize

            44KB

          • memory/1020-67-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/1020-68-0x0000000070D6D000-0x0000000070D78000-memory.dmp

            Filesize

            44KB

          • memory/1540-66-0x000007FEFB7B1000-0x000007FEFB7B3000-memory.dmp

            Filesize

            8KB

          • memory/1932-56-0x0000000000400000-0x0000000000410000-memory.dmp

            Filesize

            64KB

          • memory/1932-54-0x0000000075981000-0x0000000075983000-memory.dmp

            Filesize

            8KB

          • memory/1932-55-0x0000000000401000-0x0000000000403000-memory.dmp

            Filesize

            8KB