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
    02-01-2025 09:17

General

  • Target

    b53e4ad011c2c8bcc3510177b7f4e124f07750ad403e38ecc5a9737dd7eb2e94.exe

  • Size

    2.4MB

  • MD5

    4dc6342be0cc66cbd40176145ecae2a7

  • SHA1

    d4641ad9bcb5be9ebb50efc8dac36be464ab0c12

  • SHA256

    b53e4ad011c2c8bcc3510177b7f4e124f07750ad403e38ecc5a9737dd7eb2e94

  • SHA512

    e7d9ca9bdeb32f752b5ecc0d998abf7fd31d4cee46a9c0a3c65c34f1bcc8092fbd193a82b537588db6ffb37fbf493c19ba8598c8fa857244b62b412a37939475

  • SSDEEP

    49152:olgH6mwi1B8K50hGW9e0dC/VEBqH9nuzybDDz6O3o:Gmbdnun9

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\b53e4ad011c2c8bcc3510177b7f4e124f07750ad403e38ecc5a9737dd7eb2e94.exe
    "C:\Users\Admin\AppData\Local\Temp\b53e4ad011c2c8bcc3510177b7f4e124f07750ad403e38ecc5a9737dd7eb2e94.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:2988

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\b53e4ad011c2c8bcc3510177b7f4e124f07750ad403e38ecc5a9737dd7eb2e94.exe

    Filesize

    2.3MB

    MD5

    a9805a4b09d22ce11519cc7d6475ea65

    SHA1

    28f6453c01e0cdb8306ed127b52d5e83efeea541

    SHA256

    fa2c4542293e586b45c1ed4e2884b14c4ffde281b9d7201dcd48333ad183182d

    SHA512

    15117e9107d51ccb0016211e7b654abdf036fe712523fb0c0765c824c3fb06166bd456b34ad9485d51e5a37fcaff1a4678e8c17b95b034701087e2ee1eb28bd7

  • memory/2988-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2988-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2988-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB