Analysis

  • max time kernel
    94s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-12-2024 20:21

General

  • Target

    8c4587422f9367aa4297f9549c6fc2170d89a2ecee42dc195d98ae8c46f70c4f.exe

  • Size

    3.3MB

  • MD5

    41a1f31a097c35cf928f7f1d2030b1a2

  • SHA1

    76e2a90108130b23749b4f16fc2112d046506980

  • SHA256

    8c4587422f9367aa4297f9549c6fc2170d89a2ecee42dc195d98ae8c46f70c4f

  • SHA512

    557c98906ab8035b3d7dc025825c490b4c1b5f6da2a13ca791d0983b12ef524d96e945f7a3b6048a53cc61ab5648f34e626e37fcf7256a5cff64c2ec6c21afe2

  • SSDEEP

    49152:LLGgDIQcv1m+mw7GOdJjF9Mh/MUinyZsIxmYDV/wtVCRBrXjUtLyImxwEfySvNO:LLitGUyF5w6BrjULmwSvNO

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\8c4587422f9367aa4297f9549c6fc2170d89a2ecee42dc195d98ae8c46f70c4f.exe
    "C:\Users\Admin\AppData\Local\Temp\8c4587422f9367aa4297f9549c6fc2170d89a2ecee42dc195d98ae8c46f70c4f.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:3496

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\8c4587422f9367aa4297f9549c6fc2170d89a2ecee42dc195d98ae8c46f70c4f.exe

    Filesize

    3.2MB

    MD5

    a63e816ccc50096b2b0aae919ed5f64c

    SHA1

    5b447b26e235868e6d885682dc43cfc4c6c5e0ed

    SHA256

    1b3c21fa6f90b468178ded274368b9f2e27467d46871258be438755ed62bfd9b

    SHA512

    8c5ab6d5febed9ec30edad2bf78eaccbcd8808a881be29eb34dcec8b8a73dbb947efd527394dab32ca5b60c352663935c5250ba0111b0877175e66b7dc5b86ec

  • memory/3496-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3496-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3496-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB