Analysis

  • max time kernel
    90s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-11-2024 04:42

General

  • Target

    e2b5312d0f8e04bf5a529c0a6c5e377e86d408072d5492fc3367d123f3666fdf.exe

  • Size

    65KB

  • MD5

    44eaeaa009f864138369a00669731bac

  • SHA1

    d27305b5593d33300e8e505b2a37ca542e72bd31

  • SHA256

    e2b5312d0f8e04bf5a529c0a6c5e377e86d408072d5492fc3367d123f3666fdf

  • SHA512

    d38149064ce88464f5f28df04e13ece4590ae596f7543a8d240998cd6beea157ad3fba5163b6f69e38f7ec4331209fe6d183cc2b85a00f74c229ef7efc2911cd

  • SSDEEP

    768:I5CHWzKc4p2gjk92eirPQay0KpzVqRzOQdJgE0S8We4UbThmzsnbf8rTEf0H/Sdf:IYHWzKcJF1Khyx8CHvHY3e0QxlZh

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\e2b5312d0f8e04bf5a529c0a6c5e377e86d408072d5492fc3367d123f3666fdf.exe
    "C:\Users\Admin\AppData\Local\Temp\e2b5312d0f8e04bf5a529c0a6c5e377e86d408072d5492fc3367d123f3666fdf.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:4876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

    Filesize

    86KB

    MD5

    4359a99e685a529d3750fd0d415ede8f

    SHA1

    9ac7ccf7cf634db70848a805c0aae20b1f4931b4

    SHA256

    ddc6ac116acb39b49643b38f4e31fa4fcdd1fd472f6bec23e1f3b004806e9312

    SHA512

    30f714cb66eefe20a7caae8e698948286395c5ca1fbfddeceeb60509bbb473e5fd08428ea4b6ff4378becaf622e8d342a84e73ea0788b9c8c578ffd2683237d8

  • C:\Users\Admin\AppData\Local\Temp\3582-490\e2b5312d0f8e04bf5a529c0a6c5e377e86d408072d5492fc3367d123f3666fdf.exe

    Filesize

    40KB

    MD5

    0daf8764ae54fbb824d126d72e2db438

    SHA1

    00b1269016c88181b824c493146f73f114470f8b

    SHA256

    000b765511c299849893f05c5e9955172605764305741a7d5bf22411e2134ed7

    SHA512

    53c62ae0d1b969619da8019298974c4c6ece88d1eb7b30625d8a5f50929c242693f680c9557d3f7640b5ce23dca9c62ca7a8fb6e7f79e8d351b8e9782c039bc2

  • memory/4876-93-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/4876-94-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/4876-96-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB