Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04/02/2024, 17:47

General

  • Target

    8fc562f8ef3b09ecd7bc9e710e809564.exe

  • Size

    3.3MB

  • MD5

    8fc562f8ef3b09ecd7bc9e710e809564

  • SHA1

    af41a19b6861f32a1d3a726f097d9a7cb040f3a8

  • SHA256

    4b75e62a4209caf08492f07cba4e96e35d8b15866614559f50285332bdf2b7ba

  • SHA512

    1d0c59d54c03e46c818adb661b95e0656acea0eca5347a0beb28f471c2fdf6833d8fd4bfba0a9b6bd0fafdff48170333f48da2414de6419f697767b294cfebe8

  • SSDEEP

    98304:V58Q2UzpWVXJ4zlji+LPdFSv1pUfPGPydx:kQ2UzpBlj75Fy1pw0A

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8fc562f8ef3b09ecd7bc9e710e809564.exe
    "C:\Users\Admin\AppData\Local\Temp\8fc562f8ef3b09ecd7bc9e710e809564.exe"
    1⤵
    • Loads dropped DLL
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:2096

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\nst3FB1.tmp\tools.dll

          Filesize

          236KB

          MD5

          e12f05661436f2974cf91b5fc76fb5f4

          SHA1

          5e0b7887950204713bef3da0018911279f2540ec

          SHA256

          1873de723938193f9f0877b08c160884b79503b6607598158ad99bd909189fdc

          SHA512

          61d42e055865dd98552b29dd69dc3d761bc7f77c1af108ad13b0b390059be5668657645258c0c08052a5fe1e9f6bdb018da136eb103b7335097487ec0de5d22d

        • memory/2096-19-0x0000000001F30000-0x0000000001F70000-memory.dmp

          Filesize

          256KB

        • memory/2096-23-0x0000000074930000-0x0000000074EDB000-memory.dmp

          Filesize

          5.7MB

        • memory/2096-24-0x0000000074930000-0x0000000074EDB000-memory.dmp

          Filesize

          5.7MB

        • memory/2096-25-0x0000000001F30000-0x0000000001F70000-memory.dmp

          Filesize

          256KB

        • memory/2096-26-0x0000000001F30000-0x0000000001F70000-memory.dmp

          Filesize

          256KB

        • memory/2096-29-0x0000000005F80000-0x0000000006080000-memory.dmp

          Filesize

          1024KB

        • memory/2096-30-0x0000000005F80000-0x0000000006080000-memory.dmp

          Filesize

          1024KB

        • memory/2096-39-0x0000000074930000-0x0000000074EDB000-memory.dmp

          Filesize

          5.7MB

        • memory/2096-40-0x0000000001F30000-0x0000000001F70000-memory.dmp

          Filesize

          256KB

        • memory/2096-41-0x0000000074930000-0x0000000074EDB000-memory.dmp

          Filesize

          5.7MB

        • memory/2096-42-0x0000000005F80000-0x0000000006080000-memory.dmp

          Filesize

          1024KB

        • memory/2096-43-0x0000000005F80000-0x0000000006080000-memory.dmp

          Filesize

          1024KB