Analysis

  • max time kernel
    92s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2024 13:50

General

  • Target

    57cc89044a3d371a8c43dc99bf7191dfe2a70630d135b4e93045186438859039.exe

  • Size

    1.1MB

  • MD5

    2d81ece33de75e1df251a4606a2560ac

  • SHA1

    23fb8fc6db796d96d7f9fbb382462c8f8838657a

  • SHA256

    57cc89044a3d371a8c43dc99bf7191dfe2a70630d135b4e93045186438859039

  • SHA512

    b28d58b79546953f426cd2df8a18007a854c0b07355c0a6e65d257665131dcc899c0c877bd2cc16f144ee36b847aaa39b0ccb13f587b3e2ee28d18957552fea7

  • SSDEEP

    24576:vP/2prmxQFLaiXuEPDRdOATHJsv6tWKFdu9C8azTLUsm:+RRPDbJsv6tWKFdu9CZTAh

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\57cc89044a3d371a8c43dc99bf7191dfe2a70630d135b4e93045186438859039.exe
    "C:\Users\Admin\AppData\Local\Temp\57cc89044a3d371a8c43dc99bf7191dfe2a70630d135b4e93045186438859039.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:2220

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\57cc89044a3d371a8c43dc99bf7191dfe2a70630d135b4e93045186438859039.exe

    Filesize

    1.0MB

    MD5

    6e6ba3fdd1ad34b4158540c800cb3754

    SHA1

    e5956ecbb25bb69e3330d7a5f9adaf59678618c4

    SHA256

    7be272cc7c4cce50dc64a11ccb1ee57b32d09fd096550addff2b1a409001637d

    SHA512

    54fe8018f0a6c20e55d65426b66556137af3c1595b2dcd91ea821dc59723493f7510444d455453b6fc024cd1c5f619da7bf3a3359aacb021c94e91d15225301e

  • memory/2220-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2220-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2220-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB