Analysis

  • max time kernel
    94s
  • max time network
    97s
  • 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 18:44

General

  • Target

    3ac7fc2bc5f694f02cedd7fdaf0e620142be7e7156ddcbbd14b81f611800ee1f.exe

  • Size

    6.6MB

  • MD5

    dc07d2d6fb1b90498854539eb1ba99b5

  • SHA1

    b3510647916d1130a3a4d64b810ba158c7cb2a23

  • SHA256

    3ac7fc2bc5f694f02cedd7fdaf0e620142be7e7156ddcbbd14b81f611800ee1f

  • SHA512

    4bba011f1648ad629a4dba01a6beb5de9733a5c62ca46ed67c06a15708d19eff1bd954a06474ba0151ee122542dd75dbee5a7204d363661cb855581ed2968eb2

  • SSDEEP

    196608:LNcF81s0bNLHED947GgiD6vtjCf702bTBw:Lp1s0b5HED9OGgLf

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\3ac7fc2bc5f694f02cedd7fdaf0e620142be7e7156ddcbbd14b81f611800ee1f.exe
    "C:\Users\Admin\AppData\Local\Temp\3ac7fc2bc5f694f02cedd7fdaf0e620142be7e7156ddcbbd14b81f611800ee1f.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:4228

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\3ac7fc2bc5f694f02cedd7fdaf0e620142be7e7156ddcbbd14b81f611800ee1f.exe

    Filesize

    6.6MB

    MD5

    8b01517f75bb3d515aa72e4f830577dc

    SHA1

    8154fa4913e1c4891b71eb8bf181c145a592936b

    SHA256

    0383869383fd23cb6264685324c6f9d1773752c462491f8b14b20e3314a8188f

    SHA512

    30b467d990e46c36f106a7cadc94596f64b127bd67ad58c28c68836d32f35b1647fda87c08742d91baafcd54a8300d6e67003263b99f0b2478b2e0b57e8ae3ff

  • memory/4228-93-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/4228-94-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/4228-96-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB