Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-11-2024 22:30

General

  • Target

    af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe

  • Size

    127KB

  • MD5

    5921adabc522c9966b399254d3f289e2

  • SHA1

    c9a1f38d8cb745b41ca29c8e308ed0c434021c30

  • SHA256

    af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293

  • SHA512

    e79da57831eadef1ca638e6417076e140a59302e9cb295eeabe1348cda308b2c611751f69205397ef58502b38a8a6106cae443b6d7e2287ef5c064e4c5fc98d1

  • SSDEEP

    3072:sr85CoPeE35lUN6vBqFz975UX52xqQIURTXJ3FI7m:k9WnOYvqCJ24sVFF

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 2 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 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • NSIS installer 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe
    "C:\Users\Admin\AppData\Local\Temp\af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.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:3340
    • C:\Users\Admin\AppData\Local\Temp\3582-490\af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4124
      • C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
        "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\3582-490\
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3664

Network

  • flag-us
    DNS
    209.205.72.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    209.205.72.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    85.49.80.91.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    85.49.80.91.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    67.31.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    67.31.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    133.211.185.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    133.211.185.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    196.249.167.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    196.249.167.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    149.220.183.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    149.220.183.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    50.23.12.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    50.23.12.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    241.42.69.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.42.69.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    83.210.23.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    83.210.23.2.in-addr.arpa
    IN PTR
    Response
    83.210.23.2.in-addr.arpa
    IN PTR
    a2-23-210-83deploystaticakamaitechnologiescom
  • flag-us
    DNS
    181.129.81.91.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    181.129.81.91.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    13.227.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    13.227.111.52.in-addr.arpa
    IN PTR
    Response
No results found
  • 8.8.8.8:53
    209.205.72.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    209.205.72.20.in-addr.arpa

  • 8.8.8.8:53
    85.49.80.91.in-addr.arpa
    dns
    70 B
    145 B
    1
    1

    DNS Request

    85.49.80.91.in-addr.arpa

  • 8.8.8.8:53
    67.31.126.40.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    67.31.126.40.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    133.211.185.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    133.211.185.52.in-addr.arpa

  • 8.8.8.8:53
    196.249.167.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    196.249.167.52.in-addr.arpa

  • 8.8.8.8:53
    149.220.183.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    149.220.183.52.in-addr.arpa

  • 8.8.8.8:53
    50.23.12.20.in-addr.arpa
    dns
    70 B
    156 B
    1
    1

    DNS Request

    50.23.12.20.in-addr.arpa

  • 8.8.8.8:53
    241.42.69.40.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    241.42.69.40.in-addr.arpa

  • 8.8.8.8:53
    83.210.23.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    83.210.23.2.in-addr.arpa

  • 8.8.8.8:53
    181.129.81.91.in-addr.arpa
    dns
    72 B
    147 B
    1
    1

    DNS Request

    181.129.81.91.in-addr.arpa

  • 8.8.8.8:53
    13.227.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    13.227.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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\af01fa49a1cdf7e1d4ca2cbde6f59267ceab2909af2eec71a8c889977b12a293.exe

    Filesize

    87KB

    MD5

    1e4ade15b3405a25a07c8510fe8bdc75

    SHA1

    8b6b0ed38099ffaad2245ec44e6b50dccec473ed

    SHA256

    21c092a58278e8f461d0f880f2a164532eb586e3d7fefefe9c83909528153a7c

    SHA512

    689441f940dc063b1cfca938687c1127cb2ce87c451cb23a71dfc45d83a8d31c9fcd883a40e67cc2160ddbd14825965212decd6e30a139e55660b31da87cd9c8

  • memory/3340-103-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3340-104-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3340-106-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

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