Analysis

  • max time kernel
    96s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2024 08:32

General

  • Target

    a72bf7d000c7238202ad4c4f6b5141314263c4c43df454ff723caf6e4d0e9765.exe

  • Size

    412KB

  • MD5

    78b9592891fdb9265ba221aef8a703f3

  • SHA1

    9ba4a2a1b9aa4b0bf05e23e5dc9f2cf816ad3132

  • SHA256

    a72bf7d000c7238202ad4c4f6b5141314263c4c43df454ff723caf6e4d0e9765

  • SHA512

    d8fa17b8c54d487b36f7210e822fceeed2a5766142b4dcf7061b6f7e2e7e277143ff7b37cff9bb89be035e717faf296cd11f14c832bc2ce4eead94c4bac8e87b

  • SSDEEP

    6144:k92eDEAOvvQg5ne4smxgHJMga2GbOoh0oD1vcMnpZ07pDnX:x82vvQgtEmxrbOobtnMFr

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\a72bf7d000c7238202ad4c4f6b5141314263c4c43df454ff723caf6e4d0e9765.exe
    "C:\Users\Admin\AppData\Local\Temp\a72bf7d000c7238202ad4c4f6b5141314263c4c43df454ff723caf6e4d0e9765.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:1572

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\a72bf7d000c7238202ad4c4f6b5141314263c4c43df454ff723caf6e4d0e9765.exe

    Filesize

    371KB

    MD5

    628f48d70c29e8ce76fd1f5c7ff4959d

    SHA1

    cb641bc56fc60924cc30bd8a25b50b0317001cad

    SHA256

    c07322e4dfa8773362b406e319aee9285bf90c19bab13f259dd502cd17d519b5

    SHA512

    8c54f7ed6f8ac51a5b716e9b8e462beda89ac5ede5251cb749533ac7723f88410ada3f75891b2af2ff3e24c0c47e2bca5d6b8d619e16050fab9f913eb7651898

  • memory/1572-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1572-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1572-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB