Analysis

  • max time kernel
    94s
  • 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 14:38

General

  • Target

    d73570a183f605a3d59300c5af56a4aa06a438851dae6ce761465e0ad427bff4.exe

  • Size

    121KB

  • MD5

    282b2bd7408df7beee71718f787063b9

  • SHA1

    5d1e79aece0b210ce6df3aa742d7dc8d9641421d

  • SHA256

    d73570a183f605a3d59300c5af56a4aa06a438851dae6ce761465e0ad427bff4

  • SHA512

    08c81e50431516fd072c189af75fe9cde1c0445a97007a97669290f28a1582b3dc6cc9723bf166f481a0fda8e30072cdcfb5dbbbcffbe18848b3ba51c8acd83f

  • SSDEEP

    3072:sr85CLH1b9BiK6miouhrVSd4TwJP1SWjm8ytqmMHkJkx9ITx:k97994K6w54K1SWjlWqmgpu

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\d73570a183f605a3d59300c5af56a4aa06a438851dae6ce761465e0ad427bff4.exe
    "C:\Users\Admin\AppData\Local\Temp\d73570a183f605a3d59300c5af56a4aa06a438851dae6ce761465e0ad427bff4.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:1132

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\d73570a183f605a3d59300c5af56a4aa06a438851dae6ce761465e0ad427bff4.exe

    Filesize

    80KB

    MD5

    d84c155bf1e634f7b1329baaab93f6ee

    SHA1

    1ccbf302f8338f0aa97ec86f6ad3389bbc67a3ee

    SHA256

    9b6d936f6dd4b9119fd759810ec956894a052911ec9ad0ead035a610e8455452

    SHA512

    25974f34a47dfa6e8b4f772d4e8a3ef5381f01f709edad5937aea14087027a68cb9626f08fba5d924564d89c2a8f65d8da9c86b8c0e9ebb139cc0e9ca69eea72

  • memory/1132-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1132-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1132-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB