Analysis

  • max time kernel
    94s
  • max time network
    96s
  • 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 19:11

General

  • Target

    74752adcaf6ecd179cf571b30ed7bfa19270823fe04b9c16ec430b1f6a7facb4.exe

  • Size

    4.1MB

  • MD5

    899ab0eaa4cac80481eb131a0dc6d8e9

  • SHA1

    e9d2b484e36339fc8e5a6517ad3d601564645d4a

  • SHA256

    74752adcaf6ecd179cf571b30ed7bfa19270823fe04b9c16ec430b1f6a7facb4

  • SHA512

    02db493ed9595b2587c8e38a0028d06abd40a8444bfda8356b137c352c1b590f688b71c33b615e93485cce87fc1284212f49b9bb4f540f2f462415f1d730042d

  • SSDEEP

    49152:Vdnt0/GwloE4GvCsB67nL7Xx8W9xam38mfUFxhf0ThnUdcauu0jwKXBT8opQQ7Vo:DtWZlwOeUxL0S

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\74752adcaf6ecd179cf571b30ed7bfa19270823fe04b9c16ec430b1f6a7facb4.exe
    "C:\Users\Admin\AppData\Local\Temp\74752adcaf6ecd179cf571b30ed7bfa19270823fe04b9c16ec430b1f6a7facb4.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:4660

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\74752adcaf6ecd179cf571b30ed7bfa19270823fe04b9c16ec430b1f6a7facb4.exe

    Filesize

    4.0MB

    MD5

    c29418d4f20b8ae5c4c5a535904514eb

    SHA1

    0b9847cfd196a5a06949788d23ced2297ce79052

    SHA256

    e4470357d1dec38a5a67562a7ccfdb3441709d317e64429f71291ddb1c27cec2

    SHA512

    cbecf008c7984c4e4301b547c0596755d92a5ceb8d5cc7494a50e7d8d40875d6036523826d01276cb150d8e679c3580882cd75b2c6e1938ca871fa9ad9fab414

  • memory/4660-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4660-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4660-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB