Analysis

  • max time kernel
    140s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-11-2024 23:55

General

  • Target

    0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d.exe

  • Size

    358KB

  • MD5

    350b0557936a6ed2d688f895cbbd50ad

  • SHA1

    1f6469a384f9af3489a189a8331d82cda0ec6613

  • SHA256

    0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d

  • SHA512

    6bacfa711c5dba242a4da1307153f0d423151fd6e5281f85f05ad64fc14b065275075992049d3e678591dcb51bd9b12d478bd7d04318d36c79c5b5a76fd11efb

  • SSDEEP

    6144:k9AZdOmF2ry5xxRG5YJyZyz8JsK1et+IFWBzMdNDlXK4tDk:9vB7sEeHZ2+3IjUAI

Malware Config

Signatures

  • Detect Neshta payload 15 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.

  • Executes dropped EXE 1 IoCs
  • 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
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d.exe
    "C:\Users\Admin\AppData\Local\Temp\0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d.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
    • Suspicious use of WriteProcessMemory
    PID:3356
    • C:\Users\Admin\AppData\Local\Temp\3582-490\0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d.exe"
      2⤵
      • Executes dropped EXE
      PID:2596

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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\0eac1dd90fbafb505a3b627d166d9ef62db4e2df68da9bbc2e39db0573ecd00d.exe

    Filesize

    317KB

    MD5

    7b614afd4d93556ea71eea5673bbbe53

    SHA1

    9c54167c241fe267693c5bbed0b4eebc0504499d

    SHA256

    3c7e7fdbcb385efb297dc941a2576e51f72cd94223ad762ad05c012b8955b3ee

    SHA512

    702d331acf06cbadf55e5cb66dd487871d3fdc33c9408ec8d5077be7676d1f0706340479d0508cf6c586ffc695556c8426498dc4db8880af7a0aefc496617f7c

  • memory/3356-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-82-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-8-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-27-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-100-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-101-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-102-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-103-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3356-105-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB