Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-02-2025 17:02

General

  • Target

    e805b332c1b38b4e95e84f87a1e9201045657888788a40cee11a91e0b2a7f569.exe

  • Size

    470KB

  • MD5

    c944c98e63a985951cb3c0a42e80d566

  • SHA1

    f3185847b72ed3b231bbd7a100502c661a10afc6

  • SHA256

    e805b332c1b38b4e95e84f87a1e9201045657888788a40cee11a91e0b2a7f569

  • SHA512

    2c6589408af14182702061c591efb7c5b2f32bf60609726edb6bbe9bb720d3714baddeecf63c32ce5d05a70383236e018cc87bb373412582f8802f511349574f

  • SSDEEP

    12288:k9Gn8/eNbwv6aFQyLmaOJwA18gUVjX+UpcS8q:k9Gn8/eNbwv6aeXbV1TWXpv8q

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\e805b332c1b38b4e95e84f87a1e9201045657888788a40cee11a91e0b2a7f569.exe
    "C:\Users\Admin\AppData\Local\Temp\e805b332c1b38b4e95e84f87a1e9201045657888788a40cee11a91e0b2a7f569.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:3844

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe

    Filesize

    2.4MB

    MD5

    d9e8a1fa55faebd36ed2342fedefbedd

    SHA1

    c25cc7f0035488de9c5df0121a09b5100e1c28e9

    SHA256

    bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a

    SHA512

    134644c68bd04536e9ea0a5da6e334d36b1ce8012a061fa6dabd31f85c16a1ac9eee8c40fee3d55f25c4d4edf0672de8ce204e344c800361cbcff092c09d7a33

  • C:\Users\Admin\AppData\Local\Temp\3582-490\e805b332c1b38b4e95e84f87a1e9201045657888788a40cee11a91e0b2a7f569.exe

    Filesize

    429KB

    MD5

    8161bfd3d32f56764fe2ef1cfda7c3ff

    SHA1

    9a168de4842038610f07526983d02ecbb8d9af24

    SHA256

    5759411d35b79aaf96edb3bdc591510e98a49d1562c8954e9056f31e9c644904

    SHA512

    9eb359ebd24b299c8863244713d7299298d82ce71422c80f46ed81cf907aca467a51dfa76cf2552edd10ab7aab6bc4b88dc37a33a363260eb63615cde79be353

  • memory/3844-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3844-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3844-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB