Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2024 17:00

General

  • Target

    3e139826b26f90d11d005bcd647476822bdc8132eb43d50680673a17e140b620.exe

  • Size

    1.3MB

  • MD5

    0e6f3f68905028e773b3210e45720fea

  • SHA1

    1f701517b2e65a1f31a67e02dfa70c166d70fb85

  • SHA256

    3e139826b26f90d11d005bcd647476822bdc8132eb43d50680673a17e140b620

  • SHA512

    48c190d5764fb555ff3e946b33c1d4a1fee06872e51b81c724fd1b4fb16d7f9a602aa6c4356ef7af57cfcd047a4f555f5e23a27cc54e3e4db4183ab15b90bbce

  • SSDEEP

    24576:wR9xKUvRKUTR/+fEGRhKwH8uWjxYO5nbYI:E9xJvR/R/+fjRhKaix/nbF

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\3e139826b26f90d11d005bcd647476822bdc8132eb43d50680673a17e140b620.exe
    "C:\Users\Admin\AppData\Local\Temp\3e139826b26f90d11d005bcd647476822bdc8132eb43d50680673a17e140b620.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:3316

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\3e139826b26f90d11d005bcd647476822bdc8132eb43d50680673a17e140b620.exe

    Filesize

    1.3MB

    MD5

    2b9609f365be2df4aa40902c30cc21c9

    SHA1

    ce26dd50d08a4c813d56ddf3112b5736cd664249

    SHA256

    9be1c0cc53b8eb3d09b6e7c354f0257ecc7c96be554310908b4dfd56a554695b

    SHA512

    e6361e238e6352e274cbfe833193597b87b4d3bc78c08c6ca7693350a4bc21c831c8db0a04f80c66406a28514a85ed77b65ec08f6ef6a351f697f2a4ac7b2eee

  • memory/3316-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3316-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3316-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB