Analysis

  • max time kernel
    106s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/10/2022, 23:49

General

  • Target

    7dd83591d6f98a46a21340e21f83b8ae995a114f0afce641ad968558d124dd3b.exe

  • Size

    278KB

  • MD5

    43244a74e33a72375d12c58c40e1d6fe

  • SHA1

    c1d55f09fc5fd3696b957a3c43fe0160a80f5887

  • SHA256

    7dd83591d6f98a46a21340e21f83b8ae995a114f0afce641ad968558d124dd3b

  • SHA512

    6c81981caa937d9400246b4869412383d8b4e9859d8f4d33fe08d1ece680ef5a54f179a3368e2a36d79ae35cad84499e8f8c4c41da594ca6b0ecfbe78b82c5b3

  • SSDEEP

    6144:3LevUGiZ5Z5Z5AFXLKleDlm/KV+L6znPgQ4pxJgV0qfYR:6vUcLWeR+L6zpoxJgVrfYR

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • 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.

  • Modifies registry class 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7dd83591d6f98a46a21340e21f83b8ae995a114f0afce641ad968558d124dd3b.exe
    "C:\Users\Admin\AppData\Local\Temp\7dd83591d6f98a46a21340e21f83b8ae995a114f0afce641ad968558d124dd3b.exe"
    1⤵
    • Modifies system executable filetype association
    • Checks computer location settings
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4876

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\umi79C8.tmp

          Filesize

          172KB

          MD5

          685f1cbd4af30a1d0c25f252d399a666

          SHA1

          6a1b978f5e6150b88c8634146f1406ed97d2f134

          SHA256

          0e478c95a7a07570a69e6061e7c1da9001bccad9cc454f2ed4da58824a13e0f4

          SHA512

          6555ad6b4f4f26105ca8aad64501d74519a3e091f559b4b563d6ffb20a2ddfcde65e4fe94971a9bc65e86db577f2548ca00f9920d341c8ea808b04c0947d61d9

        • C:\Users\Admin\AppData\Local\Temp\umi79C8.tmp

          Filesize

          172KB

          MD5

          685f1cbd4af30a1d0c25f252d399a666

          SHA1

          6a1b978f5e6150b88c8634146f1406ed97d2f134

          SHA256

          0e478c95a7a07570a69e6061e7c1da9001bccad9cc454f2ed4da58824a13e0f4

          SHA512

          6555ad6b4f4f26105ca8aad64501d74519a3e091f559b4b563d6ffb20a2ddfcde65e4fe94971a9bc65e86db577f2548ca00f9920d341c8ea808b04c0947d61d9

        • memory/4876-132-0x0000000000400000-0x000000000041C000-memory.dmp

          Filesize

          112KB

        • memory/4876-135-0x0000000002160000-0x00000000021D3000-memory.dmp

          Filesize

          460KB

        • memory/4876-136-0x0000000000400000-0x000000000041C000-memory.dmp

          Filesize

          112KB

        • memory/4876-137-0x0000000002160000-0x00000000021D3000-memory.dmp

          Filesize

          460KB

        • memory/4876-138-0x0000000000400000-0x000000000041C000-memory.dmp

          Filesize

          112KB

        • memory/4876-139-0x0000000002160000-0x00000000021D3000-memory.dmp

          Filesize

          460KB