Analysis

  • max time kernel
    149s
  • max time network
    153s
  • 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 19:57

General

  • Target

    1ab2db3c5c59333618aebbda8b0d92dd4472a904f7bd0fdaaee63821e6da702c.exe

  • Size

    202KB

  • MD5

    b9f8e20268001db67ad1ce23d8beaa2e

  • SHA1

    ee2f0af8e91ba11b1f107b08a575a933bb7bf1e4

  • SHA256

    1ab2db3c5c59333618aebbda8b0d92dd4472a904f7bd0fdaaee63821e6da702c

  • SHA512

    918922ed5f886272efa89b3e9747a12dd1fd681cfc24ed6dfdb4bb285127c6e674f1e7ab43bc6b1b8453ff34add7fc739f05099fdd9332e4c4cdf252554584af

  • SSDEEP

    3072:sr85Cfbs2OJiKF/ODxT5CyV9u2jNI8mGKta93TRDiicws0Ms:k9DbJ39uyNJh2wXl

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.

  • 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 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
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ab2db3c5c59333618aebbda8b0d92dd4472a904f7bd0fdaaee63821e6da702c.exe
    "C:\Users\Admin\AppData\Local\Temp\1ab2db3c5c59333618aebbda8b0d92dd4472a904f7bd0fdaaee63821e6da702c.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:1968
    • C:\Users\Admin\AppData\Local\Temp\3582-490\1ab2db3c5c59333618aebbda8b0d92dd4472a904f7bd0fdaaee63821e6da702c.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\1ab2db3c5c59333618aebbda8b0d92dd4472a904f7bd0fdaaee63821e6da702c.exe"
      2⤵
      • Executes dropped EXE
      PID:444

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\1ab2db3c5c59333618aebbda8b0d92dd4472a904f7bd0fdaaee63821e6da702c.exe

    Filesize

    161KB

    MD5

    1b61edaed8b5543cd875d3d22a219947

    SHA1

    45d0ded1b50b37063f3a0f328d56f676ccb0e519

    SHA256

    f9b275cef715b35cd5357b881bf2e62a22a6ea01a46f917cd2c072cdd2b3a18c

    SHA512

    668b3ee30fa7b2dd4a8e368f8b8eaae387f0641b2f874984e398a11141f520102568520f4fe27b6cd370b0b927f809073f9080092a413086e6f37a06de785a7b

  • memory/1968-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1968-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1968-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1968-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB