Analysis

  • max time kernel
    98s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2024 16:58

General

  • Target

    3d849be4e03dacde601f06efe591862513485693d6203fac6b1d23a056d0e00bN.exe

  • Size

    904KB

  • MD5

    87ba0d975151e5b6b3d51f479f8c03d0

  • SHA1

    6660fd9ebaf790e8ef521fa9875e92c6967f3c36

  • SHA256

    3d849be4e03dacde601f06efe591862513485693d6203fac6b1d23a056d0e00b

  • SHA512

    5d118a2fe97bb809e4998880e7ad2023ce9bb3dbe79b0989638e59ee244affefc737e0512dc7c2ee1792b193a807ce51f5b0b43d11acb81921ad67d41eced533

  • SSDEEP

    12288:SN2M5DeK+U7X+nQOOOId4ZSuq777rg8MrEeWCt/II+jkrW2:42HJn6qE777rgltA3jkrW2

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\3d849be4e03dacde601f06efe591862513485693d6203fac6b1d23a056d0e00bN.exe
    "C:\Users\Admin\AppData\Local\Temp\3d849be4e03dacde601f06efe591862513485693d6203fac6b1d23a056d0e00bN.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:1048

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\3d849be4e03dacde601f06efe591862513485693d6203fac6b1d23a056d0e00bN.exe

    Filesize

    864KB

    MD5

    7eefe5689845682fc42601a66f8b979a

    SHA1

    035f52e41f3ff433b12b780bfda2851b8a8cf5e3

    SHA256

    d462ee5369ff407c28d089f1d89f79641619ec21aec73e86f3ebdd7a7f9d02c5

    SHA512

    0769a4782f881093d1ee0bfcd9320da3356d88fa050ff521556dabf183be5622a24b84ad80cbac14dad7d31433c2abcbaf8aa1ad8ab2343fbce7d70437b14f99

  • memory/1048-92-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1048-93-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/1048-95-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB