Analysis

  • max time kernel
    16s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    06/07/2024, 01:58

General

  • Target
    新建文件夹/svchost.exe
  • Size 40KB
  • Sample240706-cd9wessejr
  • SHA256 40df0e0008b6342068604c7c159a1b4f81b149e4ddb674ceafe49c71b066c330
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detect Neshta payload 2 IoCs
  • Neshta

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

  • Modifies system executable filetype association 2 TTPs 1 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
  • Modifies registry class 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\新建文件夹\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\新建文件夹\svchost.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    PID:2488

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        dwtrig20.exe

        • Path C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe
        • Size 547KB
        • SHA256 51fadba4debb9030662f2593ede938f175656208aaa30c9b214fa580114613e0
        • MD5 SHA1 SHA512 SSDEEP

        memory/2488-69-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/2488-71-0x0000000000400000-0x000000000041B000-memory.dmp