Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

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
    01/12/2024, 13:10

General

  • Target

    548b74b2b620b39c0dac5f4380befd30a6a7aa88fd6948402e1a24cb67e70a34N.exe

  • Size

    4.7MB

  • MD5

    2187c8c4594b55f0ebe056479e568b10

  • SHA1

    cee5de84eee46e25287650ab53b308e49209142e

  • SHA256

    548b74b2b620b39c0dac5f4380befd30a6a7aa88fd6948402e1a24cb67e70a34

  • SHA512

    8c7ff749c5cb690c5ae81e47b6a55f1cc2e1c99782c0cde2e11ab6228e093c09f0ac5614251869ae28defdb3f5ed74c68674fdc8179c01a81a1193fa571bc1cb

  • SSDEEP

    98304:FZz18GkRTJtA9MNhZkLkvNKY6nu1bZlN/9h5DTuYoj9ghi1RebMIg9Cbk/V8jqE:FZgtlNALeNX/9h5DTuYojDIg9Cbk/V83

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.

  • 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 2 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\548b74b2b620b39c0dac5f4380befd30a6a7aa88fd6948402e1a24cb67e70a34N.exe
    "C:\Users\Admin\AppData\Local\Temp\548b74b2b620b39c0dac5f4380befd30a6a7aa88fd6948402e1a24cb67e70a34N.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:5004
    • C:\Users\Admin\AppData\Local\Temp\3582-490\548b74b2b620b39c0dac5f4380befd30a6a7aa88fd6948402e1a24cb67e70a34N.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\548b74b2b620b39c0dac5f4380befd30a6a7aa88fd6948402e1a24cb67e70a34N.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3904

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\548b74b2b620b39c0dac5f4380befd30a6a7aa88fd6948402e1a24cb67e70a34N.exe

    Filesize

    4.7MB

    MD5

    d47afd91109303ce6d4da9bdc5328dcb

    SHA1

    a65b0539326ab3a8accf5f9a582efa0337cc67cf

    SHA256

    5c97cdf6ae4d692725b5dad705d6cc612ca26531e1cf0dc80f54a45208758b67

    SHA512

    335e5c9e61316b215769495a9a1857547d35df5273a42b150e8d443e957470e722ec56704caba8c0c11138a1e671f77efae3b7a2a3721ee07eafa4fa5f0f1e8e

  • memory/5004-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/5004-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/5004-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB