Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-01-2025 13:37

General

  • Target

    985c60b6e17b60319c88a0e334cc2845da799b014779b1dddf08dad73cb6798aN.exe

  • Size

    1.9MB

  • MD5

    60c706068e33a5174e19078d7bd5e700

  • SHA1

    644fac9a9d11d3b95fbd1eadde11a053e466c6a2

  • SHA256

    985c60b6e17b60319c88a0e334cc2845da799b014779b1dddf08dad73cb6798a

  • SHA512

    4141a1deb1fd59ff7291aa16bf7a0074a772073ee80093ef4bc1de46ced300ca70971bc67bcce550648c37fb3dd251c1f8667c5ad5e010593cce5aa6c67fb5c4

  • SSDEEP

    24576:djXbFpKMuo1FvP9qaUedLBLNIm8g0dlglYtmLuePvji7UFK7cYfZI:dP9qa11BL6m8tdlS4ZwrYG

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\985c60b6e17b60319c88a0e334cc2845da799b014779b1dddf08dad73cb6798aN.exe
    "C:\Users\Admin\AppData\Local\Temp\985c60b6e17b60319c88a0e334cc2845da799b014779b1dddf08dad73cb6798aN.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:1156

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\985c60b6e17b60319c88a0e334cc2845da799b014779b1dddf08dad73cb6798aN.exe

    Filesize

    1.9MB

    MD5

    7d8284d2d17f09b247607766b0c2a497

    SHA1

    75e607d7b9a04cda02ad9aa4a1155f0fb50dcfcc

    SHA256

    f405e38f3ebb3925b861dc8aeee0ebae26b024ec9aa8b4e09a308172e4f0f24b

    SHA512

    b5e8a0ec64c325deb710bf33f2aa5a9db4f7d2cf154cf6a785dc0f7d7c1b463d2a98799a8fe134e3fa97377035f8a130a79e49c479d1fe870da07b3d3eb67096

  • memory/1156-92-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1156-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1156-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB