Analysis

  • max time kernel
    93s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 19:06

General

  • Target

    00e807bdacd469967323469af5aa0321ca62e6fc9543402e2ceb0bae0f6f2946.exe

  • Size

    109KB

  • MD5

    efa10df7f254723f136661343f58d0b9

  • SHA1

    4147346ad3036a032b8e815be5aceb648e7139a2

  • SHA256

    00e807bdacd469967323469af5aa0321ca62e6fc9543402e2ceb0bae0f6f2946

  • SHA512

    3657bfd0ddbc1eae7bcfbd7e9fee5e18889bc86abb20e72bb4296aa60b194463522d64d5626b7f4fe911d5f200e97872e1e1bce16c6fb3108497dd8cc2635094

  • SSDEEP

    1536:JxqjQ+P04wsmJC0LRn6dhOeCDvyqh5K32kYAGmLsVq+yY84ML3lDzHEsi:sr85C0Lh2O+mkQmLsVq13isi

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.

  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\00e807bdacd469967323469af5aa0321ca62e6fc9543402e2ceb0bae0f6f2946.exe
    "C:\Users\Admin\AppData\Local\Temp\00e807bdacd469967323469af5aa0321ca62e6fc9543402e2ceb0bae0f6f2946.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:2672
    • C:\Users\Admin\AppData\Local\Temp\3582-490\00e807bdacd469967323469af5aa0321ca62e6fc9543402e2ceb0bae0f6f2946.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\00e807bdacd469967323469af5aa0321ca62e6fc9543402e2ceb0bae0f6f2946.exe"
      2⤵
      • Executes dropped EXE
      PID:860

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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\00e807bdacd469967323469af5aa0321ca62e6fc9543402e2ceb0bae0f6f2946.exe

    Filesize

    69KB

    MD5

    85351e9a46a10fc5a1009e4d65163be3

    SHA1

    a230bf3e9f4580e1efa2d338cc4bad0d3d0a8ef8

    SHA256

    e7663e9365eba417702ca7572a6ca6166b74b911dabbf4dd04ad7b777468be39

    SHA512

    29bdc6adf18728b6b9b510d900d2a515efc3a65221a44757d87eeb2895a706841fc53401cc34826282ce939c243713b653499cb60006139a8956a6ca5471a285

  • memory/2672-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2672-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2672-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB