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Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/02/2025, 20:39

General

  • Target

    49080f050b4e64bef9f4d403e4edd8c9d8dc02df02cd8094a65190b3074f3235.exe

  • Size

    946KB

  • MD5

    bae7e7014ca5ccb24bcc2703bd061409

  • SHA1

    8592616c90cd8a31e510d0001253f26304014118

  • SHA256

    49080f050b4e64bef9f4d403e4edd8c9d8dc02df02cd8094a65190b3074f3235

  • SHA512

    1baf8f6c3cde99394600c47bcb045b2c503b886fdb36cfbf56e7d3129fa393ddb462e59d590a2a2295edb2b1e58089d9f6353749bf5bd22cae2a59b6676b0577

  • SSDEEP

    24576:v7DfcdoY5KwUIl3KauPT1RX+P/tbuJqeDykER:vnkpKiPu71x2/4nDyD

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.

  • 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\49080f050b4e64bef9f4d403e4edd8c9d8dc02df02cd8094a65190b3074f3235.exe
    "C:\Users\Admin\AppData\Local\Temp\49080f050b4e64bef9f4d403e4edd8c9d8dc02df02cd8094a65190b3074f3235.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:2084

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\49080f050b4e64bef9f4d403e4edd8c9d8dc02df02cd8094a65190b3074f3235.exe

    Filesize

    905KB

    MD5

    01b794f7ec6f10061e4d40a20d55043d

    SHA1

    f27f3bf0333b2efe85ab6e1fec7f169d99299f7f

    SHA256

    c412d6783d58a1e5a379238eac3eacfea845f86db6cfd96f0d791e6fa07a1e33

    SHA512

    145c0a5c90100157f465551a6603754939cbb9af6fd46e9c6761fd41b2d32b103e54f58fb98d726c0a80fda7f94c87438d7482004be5843291d0b904c3e72c1f

  • memory/2084-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2084-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2084-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB