Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 03:58

General

  • Target

    e0f3c629b069c56bafb6e8a4ada8101138a7e25e484dae41fbf00e15b9406293.exe

  • Size

    669KB

  • MD5

    1e32f66eb38474f4e8f8f71a3ab8bd95

  • SHA1

    bf0f5571518e3720cd4be3dc69e62afa08234338

  • SHA256

    e0f3c629b069c56bafb6e8a4ada8101138a7e25e484dae41fbf00e15b9406293

  • SHA512

    6bc49d7bb39f7c5a9fd2c52ab394cded49fd9bcf44d1d2c80c079fc0b4a64e853043c0edd439f66b440c891932cbb6090b286bd831793b2534a69d7fa24bb601

  • SSDEEP

    6144:k9OMeK33nG5OfBRtCi7sRftMgBUSfIU5yWV1RobpMwUhS3Qzru:u4uWy26Qza

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\e0f3c629b069c56bafb6e8a4ada8101138a7e25e484dae41fbf00e15b9406293.exe
    "C:\Users\Admin\AppData\Local\Temp\e0f3c629b069c56bafb6e8a4ada8101138a7e25e484dae41fbf00e15b9406293.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:4824

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\e0f3c629b069c56bafb6e8a4ada8101138a7e25e484dae41fbf00e15b9406293.exe

    Filesize

    629KB

    MD5

    145e1600336b9a524ff26e2a2f841b3b

    SHA1

    fbf7e93f4d470384efd300742ca72ba54731e34d

    SHA256

    6da12c9629f53a219d59185e9ea98e80f3f393a05308fffb7ebb7552d6d0e8cd

    SHA512

    25dc37d999bf2283c2b9026aa79a1c9f35e5e09cd1ce783a5e8165bdea5db1da6b8d48d6e6f8799c02f1fea54f2be0363a3ec09e939755983b16faa3ed2ab53c

  • memory/4824-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4824-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4824-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB