Analysis

  • max time kernel
    93s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-01-2025 22:03

General

  • Target

    b560f5457c5d7fd2ecff655853d90f555682eabec0b78b456837da115c4f4a1b.exe

  • Size

    502KB

  • MD5

    0165261dbbb3064099d3ae6417f89fb9

  • SHA1

    2fca8350ef9f6360d98bedccef31c7c4a25e2a84

  • SHA256

    b560f5457c5d7fd2ecff655853d90f555682eabec0b78b456837da115c4f4a1b

  • SHA512

    3fb1c13b74c7fdabd48456b82b973bbb08e081ff58a1383d3e814fcd7704baf8eb4c261446f6d0c7b6f5f163f3e58a17bf259b5b123bec8c679af428f2541bc3

  • SSDEEP

    12288:+FykyL5SEdMbH6AXCX8aeRqC5a/fwQVPLue3Ju07V:8NyL5SEdOaAy6qC5SdVP66Ju2V

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\b560f5457c5d7fd2ecff655853d90f555682eabec0b78b456837da115c4f4a1b.exe
    "C:\Users\Admin\AppData\Local\Temp\b560f5457c5d7fd2ecff655853d90f555682eabec0b78b456837da115c4f4a1b.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:1868

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\b560f5457c5d7fd2ecff655853d90f555682eabec0b78b456837da115c4f4a1b.exe

    Filesize

    461KB

    MD5

    033aac017db47e6dac5b489f7ce0747c

    SHA1

    6a99a6c3adfdbdbb1ca5da9fe964acd5c95d3ce7

    SHA256

    2f608a2ee32a342701fc75b7264dfc225fe2afe2b8c2b2525eb963a50380a957

    SHA512

    e500339762675383d893def986f34338863176367d09c7a0074a3bb41a64d441ecd706f9f10d2e4a5cedb4cfbb10bed0c642d8d16ed763a050cad4f9929e99ff

  • memory/1868-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1868-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1868-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB