Analysis

  • max time kernel
    95s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-01-2025 11:03

General

  • Target

    f4c074d72ff87af93d4d75b677dacae4dac6d163b2250e8ab7e81cab3423fd60.exe

  • Size

    321KB

  • MD5

    7d73420d0c076c1241c0b3bcfe1769cc

  • SHA1

    580f9746f8bdc37f7a48473c7c2e16d7b810b0af

  • SHA256

    f4c074d72ff87af93d4d75b677dacae4dac6d163b2250e8ab7e81cab3423fd60

  • SHA512

    bb086b1b5435ad8421879282a2e704514eae4caeeae9cf15ffbb70f4d446cadccce8e20dd839b26ab7f424c9e5682d4fb2fef55ea345ef1d6064e56281beb76e

  • SSDEEP

    6144:k9JtLEh/tPoHPXY/oZSNJGJjJAOrAitCXyNvYy5kmG:KEhpMXiI155tCgzg

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\f4c074d72ff87af93d4d75b677dacae4dac6d163b2250e8ab7e81cab3423fd60.exe
    "C:\Users\Admin\AppData\Local\Temp\f4c074d72ff87af93d4d75b677dacae4dac6d163b2250e8ab7e81cab3423fd60.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:4808

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\f4c074d72ff87af93d4d75b677dacae4dac6d163b2250e8ab7e81cab3423fd60.exe

    Filesize

    281KB

    MD5

    7c61c0a6193202a63f07445f1cbf428e

    SHA1

    69ce32c2d835209aca22667d538e6f4bf03c975b

    SHA256

    7530eca905ff334bf69c6849f7eddb84e92fa3b2e2c197e86281886e1ea4b638

    SHA512

    cde4a122bc1e415751859e894f691d5fdd5e108c5325bcdbbadf81c849b4e89b3eb8b9fc7d39c8f45ff9ba8153501ef0822c40a4161e66c1833912b831b9d278

  • memory/4808-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4808-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4808-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB