Analysis

  • max time kernel
    97s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2024 15:18

General

  • Target

    3e7d71982899d4cfdd36485c1cdbab8fe56f3f8539223ae87b176a4bdf9ea3e4.exe

  • Size

    686KB

  • MD5

    095cb1c699404a81f4bf9a0b94199c7b

  • SHA1

    442aabba177bc739df36c85528581730e04be35f

  • SHA256

    3e7d71982899d4cfdd36485c1cdbab8fe56f3f8539223ae87b176a4bdf9ea3e4

  • SHA512

    9e90fe9a284aff135225eaf7e5ff642731996e1af9abeb18ec8ab597b027db4dc2f864a00f9ddb9fba85e589507a1c862af13841055d313bace4c7b9fdf32c95

  • SSDEEP

    12288:C9/rEo5t4OVoq54eyitAoC/9uwcitKUJAqxw5tGvZ:CFrECLVoQ4eyitAoC/9uwntKUfxw5ch

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\3e7d71982899d4cfdd36485c1cdbab8fe56f3f8539223ae87b176a4bdf9ea3e4.exe
    "C:\Users\Admin\AppData\Local\Temp\3e7d71982899d4cfdd36485c1cdbab8fe56f3f8539223ae87b176a4bdf9ea3e4.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:4448

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

    c324431305861add7ddf9186a9221bd9

    SHA1

    61855e1f81606f3cb336f842a1cdd697c7a40912

    SHA256

    f331213f5bcfed2a6dba0dc0c97b5b309c00b013dc47bdb4726d51cf2c274570

    SHA512

    4b532b2bf6eaf3f618bb08b0a6f7af88ce23d76df146b2d007d5a8224ea0463525a86aacc996468cd3a513404aa66cbc516ed27aa9bd142e46492b160d411dc8

  • C:\Users\Admin\AppData\Local\Temp\3582-490\3e7d71982899d4cfdd36485c1cdbab8fe56f3f8539223ae87b176a4bdf9ea3e4.exe

    Filesize

    646KB

    MD5

    9afe1545caec5ddba0f2f7fc404721af

    SHA1

    fb295971b9e2388c1466930649b7ede3c86c7d07

    SHA256

    93242ef08aefbe2f33a8716b09d9b2656616ef1f59d89bfafbc75e9948f2d650

    SHA512

    8887e3b9746e6959e3c1e3a081d739564d1d11f7421963e8dd48a22207061a16c4952fe59e42507b49d90e5c271c9038265b4f0ea4071794ffd9d059084ec252

  • memory/4448-93-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/4448-94-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/4448-96-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB