Analysis

  • max time kernel
    94s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-12-2024 23:31

General

  • Target

    6d268a41bdca8bf9a74f0fd2f7363b4c2d074fee7cf0dfc6cc369f0aecbc699f.exe

  • Size

    237KB

  • MD5

    c68352ca2ce7189c41588195289ff7c9

  • SHA1

    0fbd745aa4d873b5c398746c7b855eecceb91eb9

  • SHA256

    6d268a41bdca8bf9a74f0fd2f7363b4c2d074fee7cf0dfc6cc369f0aecbc699f

  • SHA512

    fbdf0bf4f20cbd2e4f5731396614c4927fc9006e9d64e7ff541dbf266a19af477c4d59b984203dd72722e63612e2efd1591a90206a7e6bf0dca5cef518328695

  • SSDEEP

    6144:k9ypxof8GYJZyYhGXSNUH75/duFFn8TD3Y8:Npxo0HJ1hGX8675/YFFn8TD3Y8

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
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6d268a41bdca8bf9a74f0fd2f7363b4c2d074fee7cf0dfc6cc369f0aecbc699f.exe
    "C:\Users\Admin\AppData\Local\Temp\6d268a41bdca8bf9a74f0fd2f7363b4c2d074fee7cf0dfc6cc369f0aecbc699f.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
    • Suspicious use of WriteProcessMemory
    PID:5064
    • C:\Users\Admin\AppData\Local\Temp\3582-490\6d268a41bdca8bf9a74f0fd2f7363b4c2d074fee7cf0dfc6cc369f0aecbc699f.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\6d268a41bdca8bf9a74f0fd2f7363b4c2d074fee7cf0dfc6cc369f0aecbc699f.exe"
      2⤵
      • Executes dropped EXE
      PID:3752

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\6d268a41bdca8bf9a74f0fd2f7363b4c2d074fee7cf0dfc6cc369f0aecbc699f.exe

    Filesize

    197KB

    MD5

    e62d664023e269e63f0111b5968b6a50

    SHA1

    2cd44eb73e17bfecdb86723cc8283f10676d7d90

    SHA256

    db1720ee7eebc590a41e8438b7410a7c0600c1e7f40ef625640b766237cadac2

    SHA512

    bf161367c54964c87985d42b077be2b8b976ecd9e8687f57a6b2adeb7fda1d5ac8a33d18e3b963bfe01a004371ec8223727289aa0e03c08f1d7392710c8458e3

  • memory/5064-92-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/5064-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/5064-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB