Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-11-2024 12:53

General

  • Target

    28463c365a21a3c96370b18acc608eafbcfd27bfac8dd013d9e04446e145f163.exe

  • Size

    86KB

  • MD5

    618e43639dea9a76d4ec72aa90a14f7b

  • SHA1

    ee242bd303d31fe0d53809fe4af83dc4c2aa8f8f

  • SHA256

    28463c365a21a3c96370b18acc608eafbcfd27bfac8dd013d9e04446e145f163

  • SHA512

    6347518d79dc1bc14a74ccd2dbf55dfe36e4b706cbd92ec7c5cad9f3a726557a296f00e96b93a1b97d7c9ab671b9c5661313465b90cb85abfbbf8491a101368a

  • SSDEEP

    1536:JxqjQ+P04wsmJCwkCeKsrKtOUj9y//AVRfN8lqglx:sr85COlSKAUFVRfNh2

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\28463c365a21a3c96370b18acc608eafbcfd27bfac8dd013d9e04446e145f163.exe
    "C:\Users\Admin\AppData\Local\Temp\28463c365a21a3c96370b18acc608eafbcfd27bfac8dd013d9e04446e145f163.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:2588

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\28463c365a21a3c96370b18acc608eafbcfd27bfac8dd013d9e04446e145f163.exe

    Filesize

    45KB

    MD5

    88ab818ddef27d7008f99d71f140d082

    SHA1

    692970d2fa12b0f2e41b6aafa21abd2dffb0fa9c

    SHA256

    16680b53e4116e6ea6f746c61b345f20a64b33c61b88bbed5da4f5c30693c564

    SHA512

    6c9827398c9b7aa0f0bdce47ce82cd0081e8cfb627165b14d5b9fafed4b6f7acc727c0759af6283074d1f43fd4a9c32bbab345eeaf1e026e3cd5d37fd2544476

  • memory/2588-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2588-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2588-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB