Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2024 21:47

General

  • Target

    8d8d159ea268cb61f592489011113dec7391cb27fdc23e910b652beb3c54898f.exe

  • Size

    108KB

  • MD5

    87dee0c7a025ae9d3baf63767f34290a

  • SHA1

    58ee08dac712616b4a6c3d7b0d4ef309f45f2c3c

  • SHA256

    8d8d159ea268cb61f592489011113dec7391cb27fdc23e910b652beb3c54898f

  • SHA512

    9646a8a8139b1c7eeb8896daf60896336b158627bca1c13d1ed5830d2178ed1515d33671fc9fe14c8bc9d2a4218fdde0789b6402b9ec8e619449b39c046de031

  • SSDEEP

    1536:JxqjQ+P04wsmJCyGQXCK+xtaRltoMk++H2r5t9PHXttTr7qz0IJgYH/wHwYMS+4h:sr85CeF6apnkLW/HX37kgewHTMSLoE

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\8d8d159ea268cb61f592489011113dec7391cb27fdc23e910b652beb3c54898f.exe
    "C:\Users\Admin\AppData\Local\Temp\8d8d159ea268cb61f592489011113dec7391cb27fdc23e910b652beb3c54898f.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:3580

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\8d8d159ea268cb61f592489011113dec7391cb27fdc23e910b652beb3c54898f.exe

    Filesize

    68KB

    MD5

    8116b660950e08cc2dbbdd80d8f834b5

    SHA1

    75fc598e327de5dfebc22d7cba9a36befc053310

    SHA256

    6bea89895e794387679e53b910a5b2c220ba20d1941587eea518c6e12f6f0053

    SHA512

    c77ad3b91d14ec71a001a67ac6e5b9ed0d9adeabaed51d5d1b8b84f0473204be37deb700b18598bd09d79d3314e6308a73b2a268f1f17d4462c22207369dc109

  • memory/3580-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3580-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3580-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB