Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-02-2025 09:19

General

  • Target

    d729ee02365410ce6da96946897881061b6ec800f9a12ab84ddf327153c7bc20.exe

  • Size

    40KB

  • MD5

    1ffaa6d8efded53d81cfeb6fdaa7ad84

  • SHA1

    1ac6f7c2448814a16cd8af76b53b4fe063807e02

  • SHA256

    d729ee02365410ce6da96946897881061b6ec800f9a12ab84ddf327153c7bc20

  • SHA512

    611a12c6156eb1b4f969852ca36b41a269a1f6a2f5a1b8bcac4a3c43970dd20369debd1d29a0ec67d6066f67f479748b1a7b0c995052109cebca0db0a4620e58

  • SSDEEP

    768:eyxqjQl/EMQt4Oei7RwsHxyP7nbxzOQdJBlqTEdJh1/W:JxqjQ+P04wsmJCpH

Malware Config

Signatures

  • Detect Neshta payload 5 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\d729ee02365410ce6da96946897881061b6ec800f9a12ab84ddf327153c7bc20.exe
    "C:\Users\Admin\AppData\Local\Temp\d729ee02365410ce6da96946897881061b6ec800f9a12ab84ddf327153c7bc20.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:652

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\d729ee02365410ce6da96946897881061b6ec800f9a12ab84ddf327153c7bc20.exe

    Filesize

    40KB

    MD5

    5eed7612a28db08a727aa093bb98ac41

    SHA1

    cb521b9e43fbe04da51cc262acf26f2770637d7b

    SHA256

    b3f5245e134ce4bd4071fbfc20e664c988deea327ffba45fe94b4049f86727b1

    SHA512

    d35fda295eaf1b98bdd9cabd824f0a29b240391e6fae34d80ee0912b9e80489ee4fcb6253de830870a7f44d233fab629ac84effa0d63eeda6fae64fa405dbe68

  • memory/652-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/652-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/652-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB