Analysis

  • max time kernel
    92s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-10-2024 01:07

General

  • Target

    3235205dd9af750e9d86604e527d58c1778d199fac3f09f80bed29dc4543322bN.exe

  • Size

    2.6MB

  • MD5

    5a956c1ee60d2129be403b4d5187fea0

  • SHA1

    d91b6c811d663b47c47fb0e97ef46f0103348142

  • SHA256

    3235205dd9af750e9d86604e527d58c1778d199fac3f09f80bed29dc4543322b

  • SHA512

    ce91e3fe0615c348c83f755643a79d22cecde41e6144577ea43dee049f6f3de12d06a8a3730d3edb16ce859daaacef474b0dfd8c1baab2e39bcad94353426f90

  • SSDEEP

    24576:ogXWpCsZAHlBGVqny+PGLFwJOwbjIYWKXi7L1C4Ceq:oMHluqpaywWIYWB7L1vTq

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.

  • 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3235205dd9af750e9d86604e527d58c1778d199fac3f09f80bed29dc4543322bN.exe
    "C:\Users\Admin\AppData\Local\Temp\3235205dd9af750e9d86604e527d58c1778d199fac3f09f80bed29dc4543322bN.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:3720
    • C:\Users\Admin\AppData\Local\Temp\3582-490\3235205dd9af750e9d86604e527d58c1778d199fac3f09f80bed29dc4543322bN.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\3235205dd9af750e9d86604e527d58c1778d199fac3f09f80bed29dc4543322bN.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:228

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\3235205dd9af750e9d86604e527d58c1778d199fac3f09f80bed29dc4543322bN.exe

    Filesize

    2.6MB

    MD5

    1938738c4b5ae3512c95f2d795adc34d

    SHA1

    96eac443555e85ccab74931bdb77addb0c0e5798

    SHA256

    af658fe502e540f018d9863922d041ad305924f042ff7caa833169514954b353

    SHA512

    d6d5ff45f8f498a60ee9c125da84facd42c23886a1f1ff1ae4fb0194fc8a891d8e09841b6b09a58fe4c9f415111e6942b33ee7759d5ba7bf4bfa33e5119ee6fc

  • memory/3720-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3720-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3720-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB