Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2024 06:16

General

  • Target

    f236cb897de32dc17895d4166f2c09d096b36d0ef62b77b637d6f2d92a692978.exe

  • Size

    605KB

  • MD5

    8569e0615cff7d6516c93f3cdc0c7db8

  • SHA1

    6689c298c88b4caa31e6761c36c3d5eb73944099

  • SHA256

    f236cb897de32dc17895d4166f2c09d096b36d0ef62b77b637d6f2d92a692978

  • SHA512

    14eac19464ada44ddd6e1af1b103ae9f55397a9416dd9ceb39b6f58915ab848cbc8b31129b572974f849ab18456aab3f22b50d711cef3464a322987436fd9914

  • SSDEEP

    12288:/+ihGVHbS0R5kuu+wegJDEVTnTssg8lD8:JqHbn3lVn9R8

Malware Config

Signatures

  • Detect Neshta payload 4 IoCs
  • Neshta

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

  • Neshta family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 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).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f236cb897de32dc17895d4166f2c09d096b36d0ef62b77b637d6f2d92a692978.exe
    "C:\Users\Admin\AppData\Local\Temp\f236cb897de32dc17895d4166f2c09d096b36d0ef62b77b637d6f2d92a692978.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    PID:2940

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

    Filesize

    86KB

    MD5

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\f236cb897de32dc17895d4166f2c09d096b36d0ef62b77b637d6f2d92a692978.exe

    Filesize

    564KB

    MD5

    0bce48c72a50f5bdf63b948ff03a4075

    SHA1

    6ef88da831bdcdaa97fa4ee6ec2c57cfd934522b

    SHA256

    39b7ecd4e06f5e1495e0dbe8f1e9c0348357889028332a7c04ab09d17c87af03

    SHA512

    380eeacf5ac7149cacccffb75f217d264c24a4a08c3d8b2f4d79a7fdd7040162cd55f98d86b53a143608594cf2e15e5c93daffa7798e8c97e5d56773c54077ba

  • memory/2940-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2940-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2940-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB