Analysis

  • max time kernel
    93s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2024 06:05

General

  • Target

    729b67167e7a2f428af7e6f84433e83d163e9a9239030091e632187e4bba8165.exe

  • Size

    1.8MB

  • MD5

    d8b0f906333db16a044016da7da96507

  • SHA1

    7208da0916b39591df4d2665189f1d3f7b32d3d6

  • SHA256

    729b67167e7a2f428af7e6f84433e83d163e9a9239030091e632187e4bba8165

  • SHA512

    c3e673ea650fdbd2d4f9032b256150b5f2d5766e99bddbf915b4ca30f8a7c497deb0f9afef354acbdb9d23a7009ec92b486269b1fe48468bca8c18d0c4bcee8a

  • SSDEEP

    6144:k9k/uXEnYjMgrB9aQHzqEgRgeAOYs7Aptq2xcqC4S3O23dXh:WWYowTqXWs7A22xc14S3O23f

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\729b67167e7a2f428af7e6f84433e83d163e9a9239030091e632187e4bba8165.exe
    "C:\Users\Admin\AppData\Local\Temp\729b67167e7a2f428af7e6f84433e83d163e9a9239030091e632187e4bba8165.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:4624

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\729b67167e7a2f428af7e6f84433e83d163e9a9239030091e632187e4bba8165.exe

    Filesize

    1.7MB

    MD5

    9dd222259aad08ab0471ef8924591bba

    SHA1

    cd82155118598db294a03b0d282c5050405b4b9b

    SHA256

    c0ffde7116cc1046bfec5715ea97b2da5101b650e00af02a6503c7b39888b504

    SHA512

    81d7e7d6b38294ef34f725394bbde7b3a5b770336d6f14132e12a368e6fea7450f40c7eae784e7c5d62c076a37efc2a516091de4d92bef332d757567f7879a7d

  • memory/4624-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4624-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4624-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB