Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 11:17

General

  • Target

    48f64edb3c72332048c8942033c482f67f1bd3f00f15f1e781c1e8b0619b6d18.exe

  • Size

    666KB

  • MD5

    3946f9bf90e2c08fc0f60eab9c9d8b8c

  • SHA1

    f0ba6284fdc45f2afebc790f873f4e70726e9dd6

  • SHA256

    48f64edb3c72332048c8942033c482f67f1bd3f00f15f1e781c1e8b0619b6d18

  • SHA512

    721934c79608ea9d21011cbbde91d3884f5758f85dbdd5c06c40e88c5e19634366f3cd6f6abf07bae0d1f50e6257b6a9cf2a490e518338a2c58ceba4002f93f1

  • SSDEEP

    12288:Yt8AjOKgaWYN2Pkcv/tx/Ukc6f5joJDFkf77ol:YJjadJ/x58oD7o

Malware Config

Signatures

  • Detect Neshta payload 5 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\48f64edb3c72332048c8942033c482f67f1bd3f00f15f1e781c1e8b0619b6d18.exe
    "C:\Users\Admin\AppData\Local\Temp\48f64edb3c72332048c8942033c482f67f1bd3f00f15f1e781c1e8b0619b6d18.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:4900

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

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\48f64edb3c72332048c8942033c482f67f1bd3f00f15f1e781c1e8b0619b6d18.exe

    Filesize

    625KB

    MD5

    389a0f2c88b63d1197a588451934a2e6

    SHA1

    1ab627785d06cfa8d44835a8abead6761c8af019

    SHA256

    c5f925869f1217a65a8b08de2fc483e2efd2d00143471d4ceb836d18e43adf74

    SHA512

    3d8393ffa9add084816e3e41a315d364de002dacec33755444a5386b20896e6dee13631d1dc4fc90e13976465dbcb8b95dcfc30b3d6a6fa77895f7102f9e282b

  • memory/4900-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4900-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4900-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4900-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB