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
    27-11-2024 16:07

General

  • Target

    691350dc456a18f87e3f145f0570b7a9cfc565e4f70a513ee06350c0a4909391.exe

  • Size

    3.7MB

  • MD5

    eacb37e674ad91a2600d221a701730a5

  • SHA1

    a3227dbaf28bd1c3aeee49207a1c149fb7a8eed9

  • SHA256

    691350dc456a18f87e3f145f0570b7a9cfc565e4f70a513ee06350c0a4909391

  • SHA512

    8f87f1f1838b2c4ae17c40b84d85d2af89d46178aaf2d2af05b4012f987f921ee7c2b8344c74fe2cadc75546885a4d9cd79cbcb02a82bf14479636891b072699

  • SSDEEP

    49152:ChBChVFlAqsm9YDStwxexyuvuOyy3TrieMQzHCYCLwvsJfXSjj16zUh050D0g:8sn36/xesuvut9HtHeBjUcu0Df

Malware Config

Signatures

  • 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\691350dc456a18f87e3f145f0570b7a9cfc565e4f70a513ee06350c0a4909391.exe
    "C:\Users\Admin\AppData\Local\Temp\691350dc456a18f87e3f145f0570b7a9cfc565e4f70a513ee06350c0a4909391.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:1408

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

    c324431305861add7ddf9186a9221bd9

    SHA1

    61855e1f81606f3cb336f842a1cdd697c7a40912

    SHA256

    f331213f5bcfed2a6dba0dc0c97b5b309c00b013dc47bdb4726d51cf2c274570

    SHA512

    4b532b2bf6eaf3f618bb08b0a6f7af88ce23d76df146b2d007d5a8224ea0463525a86aacc996468cd3a513404aa66cbc516ed27aa9bd142e46492b160d411dc8

  • C:\Users\Admin\AppData\Local\Temp\3582-490\691350dc456a18f87e3f145f0570b7a9cfc565e4f70a513ee06350c0a4909391.exe

    Filesize

    3.6MB

    MD5

    e10e26890128affbbb0e28f4aecc1873

    SHA1

    9abe1628e3bdce1efe2d81653d95dbc8f8e0289e

    SHA256

    3f7d2a2db56e828b5f8d9ac8c9ba6380f6c5d3fd74b6d9c19817b4661b544ae3

    SHA512

    ab6ef99771092e39d308117383c088b2d92c00742e3b60871f24d45482c54cb6c70bf8985fbc2696bb74cb3f834840aace191cd87db9c59871a84233504b1b21

  • memory/1408-93-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1408-94-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1408-96-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB