Analysis

  • max time kernel
    94s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 20:08

General

  • Target

    85f72e6571a4c1738a71b8a696471223caedeb37343423cd4b952cfa4efb6614.exe

  • Size

    1.5MB

  • MD5

    c073ee92acf98578ed636d4e9d501d37

  • SHA1

    b7d2e0d4a3c30131fdb61695ec4186119fa4610f

  • SHA256

    85f72e6571a4c1738a71b8a696471223caedeb37343423cd4b952cfa4efb6614

  • SHA512

    3406eb43e975a980ab79a7512e89a0470d4bae5da4017c1ce2d1d1c5aefca90711086a4e8bf615a93bfc9323be37cc04d778f78d9b9a3cdc0323a6e1c4825515

  • SSDEEP

    49152:MbwdlPMoiO/xKkI0S+4TP2zpEomBIyeH8v:Mb1OpKkI0qTP2z+YHU

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\85f72e6571a4c1738a71b8a696471223caedeb37343423cd4b952cfa4efb6614.exe
    "C:\Users\Admin\AppData\Local\Temp\85f72e6571a4c1738a71b8a696471223caedeb37343423cd4b952cfa4efb6614.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:1216

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\85f72e6571a4c1738a71b8a696471223caedeb37343423cd4b952cfa4efb6614.exe

    Filesize

    1.5MB

    MD5

    ab3d7984f22715b41123bf68acdeb862

    SHA1

    f94cfa8957bef7a7febeb6e89dc844d16281efb4

    SHA256

    fc3e35c76d85f44fabea0169d066ec279af4abebd825c637a395135843f00f6f

    SHA512

    101a380efdb459782b45c0935e18f075d0225879a3b2a058d86007f46b3088c426393a3616c55ae1e1b0f136a6b1c4fe0da8deb44329bf8a7dc9d1401db8d872

  • memory/1216-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1216-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1216-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB