Analysis

  • max time kernel
    95s
  • 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
    11-12-2024 03:41

General

  • Target

    9e5279de77cf620f475169da3ee67cd2992ee3d6865233799c22bb81fc9339a4N.exe

  • Size

    3.0MB

  • MD5

    2c42b326032c7c412619d2ccf7822a80

  • SHA1

    c87530679a1619602a816c349acb9cc03a29e9c8

  • SHA256

    9e5279de77cf620f475169da3ee67cd2992ee3d6865233799c22bb81fc9339a4

  • SHA512

    9ef123e5dc1cce2d3bd97eb8cc49b72734be5c9d994f75dfb76061aa6ae47428df3022aa5403d0078e84a5094443ceb3431719040accdca110a1a61fe012fa93

  • SSDEEP

    98304:3duTq1Gf2JQU6c5LLk07csJoj9ghi1RebM390bYV/x:ksXxFJojD390bYVZ

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.

  • Executes dropped EXE 1 IoCs
  • 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 2 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
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e5279de77cf620f475169da3ee67cd2992ee3d6865233799c22bb81fc9339a4N.exe
    "C:\Users\Admin\AppData\Local\Temp\9e5279de77cf620f475169da3ee67cd2992ee3d6865233799c22bb81fc9339a4N.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
    • Suspicious use of WriteProcessMemory
    PID:2656
    • C:\Users\Admin\AppData\Local\Temp\3582-490\9e5279de77cf620f475169da3ee67cd2992ee3d6865233799c22bb81fc9339a4N.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\9e5279de77cf620f475169da3ee67cd2992ee3d6865233799c22bb81fc9339a4N.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:216

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

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\9e5279de77cf620f475169da3ee67cd2992ee3d6865233799c22bb81fc9339a4N.exe

    Filesize

    3.0MB

    MD5

    2a62a37411950296a522ae17645842da

    SHA1

    5eb50f88b2499c8daa4c139abbff9a74e26bbf17

    SHA256

    520edb621487801c037ab6f8bc39067462659127cf7eed6f774a42631a48f467

    SHA512

    79b0a14c4b6d42865a116efd743c6b3579fcf6fdfbcd3e711933eb6c0b31f1f8461e7cfb0f4d6180c53267dbf5b0541800bdc765f59555312cf849a789386d01

  • memory/2656-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2656-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2656-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB