Analysis

  • max time kernel
    117s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    05-01-2024 12:46

General

  • Target

    43b7b60d97aae2f07063ab7d27858f94.exe

  • Size

    74KB

  • MD5

    43b7b60d97aae2f07063ab7d27858f94

  • SHA1

    188529696669df9f85e50f9dd3a345d58d3c617e

  • SHA256

    16c6c677c0b48b4a8549a69c7301a31a867437f7d57e13eda1cd72ec0b756015

  • SHA512

    aa3824b4eb7b2001824f92b85f9c41454eed98d5235ffdfde7893f6315c5115b477dfda00e710f3995aa1211762d417278f479f7bb039d25e0006f01665badb9

  • SSDEEP

    1536:5oLDYsacy7mHMowHjXJuF5sdiLZVgHrmyvgHiHzb7ZXdlihh:5oPyys5jXJuF5ZLZWHrmyvQh

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 13 IoCs
  • Checks for any installed AV software in registry 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\43b7b60d97aae2f07063ab7d27858f94.exe
    "C:\Users\Admin\AppData\Local\Temp\43b7b60d97aae2f07063ab7d27858f94.exe"
    1⤵
    • Loads dropped DLL
    • Checks for any installed AV software in registry
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Windows\SysWOW64\WScript.exe
      WScript.exe C:\Users\Admin\AppData\Local\Temp\Temp\O1g8x0hNmuP8rEYuJjIAq1g8x0hNmuP8rEYuJjIAq\310714_is.jse
      2⤵
        PID:2808

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\nsyA288.tmp\System.dll

      Filesize

      11KB

      MD5

      c17103ae9072a06da581dec998343fc1

      SHA1

      b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

      SHA256

      dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

      SHA512

      d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

    • \Users\Admin\AppData\Local\Temp\nsyA288.tmp\inetc.dll

      Filesize

      21KB

      MD5

      d7a3fa6a6c738b4a3c40d5602af20b08

      SHA1

      34fc75d97f640609cb6cadb001da2cb2c0b3538a

      SHA256

      67eff17c53a78c8ec9a28f392b9bb93df3e74f96f6ecd87a333a482c36546b3e

      SHA512

      75cf123448567806be5f852ebf70f398da881e89994b82442a1f4bc6799894e799f979f5ab1cc9ba12617e48620e6c34f71e23259da498da37354e5fd3c0f934

    • \Users\Admin\AppData\Local\Temp\nsyA288.tmp\nsWeb.dll

      Filesize

      8KB

      MD5

      84bcf3c71e70d5a6e9dc07d70466bdc3

      SHA1

      31603a1afc2d767a3392d363ff61533beaa25359

      SHA256

      7d4da7469d00e98f863b78caece3f2b753e26d7ce0ca9916c0802c35d7d22bcf

      SHA512

      61aefa3c22d2f66053f568a4cc3a5fc1cf9deb514213b550e5182edcecd88fadf0cb78e7a593e6d4b7261ed1238e7693f1d38170c84a68baf4943c3b9584d48e

    • \Users\Admin\AppData\Local\Temp\nsyA288.tmp\registry.dll

      Filesize

      24KB

      MD5

      2b7007ed0262ca02ef69d8990815cbeb

      SHA1

      2eabe4f755213666dbbbde024a5235ddde02b47f

      SHA256

      0b25b20f26de5d5bd795f934c70447112b4981343fcb2dfab3374a4018d28c2d

      SHA512

      aa75ee59ca0b8530eb7298b74e5f334ae9d14129f603b285a3170b82103cfdcc175af8185317e6207142517769e69a24b34fcdf0f58ed50a4960cbe8c22a0aca