Analysis

  • max time kernel
    93s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 03:35

General

  • Target

    5faf8a3233452c15adff5f6ae8fca49668244dfb5c83340bf7d32d95155362a7.exe

  • Size

    1.3MB

  • MD5

    42f88bdcb233548409d0f777a343b44a

  • SHA1

    017348e9b3b651bc0c40269004d667e633394a66

  • SHA256

    5faf8a3233452c15adff5f6ae8fca49668244dfb5c83340bf7d32d95155362a7

  • SHA512

    6a5150d2cc9f61b4e036448be85d0bc2b57f96042b7bb2a1ba7475cc80ad693314a7358d2cab942f97130030588a35ae70772a5b382a3c0fd705245f12584b5e

  • SSDEEP

    24576:qJZN4HEZOq6RLwHhao3L97wzxfldrV0/oDce5FmlssnQD:quHrV0/o5FmlssE

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\5faf8a3233452c15adff5f6ae8fca49668244dfb5c83340bf7d32d95155362a7.exe
    "C:\Users\Admin\AppData\Local\Temp\5faf8a3233452c15adff5f6ae8fca49668244dfb5c83340bf7d32d95155362a7.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:3252

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\5faf8a3233452c15adff5f6ae8fca49668244dfb5c83340bf7d32d95155362a7.exe

    Filesize

    1.3MB

    MD5

    556255290c7a39d0f76e0ada84c0f0b3

    SHA1

    f004b8edff48a25bf56818e4c7c730c36c128730

    SHA256

    54efd77f832461449f9face29a77c61b89bf92730d67b19ca4eb486d14f73e60

    SHA512

    5bb8d4f20950307460a60d5e1ed344096f84673ec95f81e10d338abf86be2ba44cea4cb6e5298945b114932af803c4db4ac9a6bf77c44e7c0cb2b61da9cc4f46

  • memory/3252-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3252-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3252-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB