Analysis

  • max time kernel
    93s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2024 15:09

General

  • Target

    5befe75bd92bb568f2bbbd676477b5c66f72459aba31c9e1cebecfc944bb20d4.exe

  • Size

    240KB

  • MD5

    a8e960be84ce6c33a1cd18ff9af0138b

  • SHA1

    d3b152cad01f8aa5c612479870bd7b4222d93e6a

  • SHA256

    5befe75bd92bb568f2bbbd676477b5c66f72459aba31c9e1cebecfc944bb20d4

  • SHA512

    ed7dfb504ab3382155fd0e9174e0578e77a05d2c462f62d6fdb22d74921c52b2215584040daf461836f4e3195d76af9e46a9265d21c39ba66a80c7e4fcf948d1

  • SSDEEP

    3072:sr85CwzK8Ezz4MBIvQAkb0gVPrmeo90o8sr8QCJIg43a/LVdJyB:k9wjEzzrBIO08QxgVdC

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\5befe75bd92bb568f2bbbd676477b5c66f72459aba31c9e1cebecfc944bb20d4.exe
    "C:\Users\Admin\AppData\Local\Temp\5befe75bd92bb568f2bbbd676477b5c66f72459aba31c9e1cebecfc944bb20d4.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:5040

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\5befe75bd92bb568f2bbbd676477b5c66f72459aba31c9e1cebecfc944bb20d4.exe

    Filesize

    200KB

    MD5

    6b552f0ac0cf2a46a7c603a83c960571

    SHA1

    6f29a7c6b288bd5bef126d23d8f1037d6c9338a7

    SHA256

    5e1eabdda8c9094a500ab3122dceae0b0418f9567840303caa49dc45ca6f1458

    SHA512

    ca4d6b8d0f12eedcb9cdebe435e07d55d92f392976684557aee63f7ade051371af6a78aa2b007db8488e7cf30269ceb3abef0c2d419d7011a15730370a42450f

  • memory/5040-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/5040-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/5040-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB