Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-11-2024 11:24

General

  • Target

    146b04a6383e46707a0c4e59f1455e647d64c98889992b7be760a7e940b9b8b5N.exe

  • Size

    90KB

  • MD5

    337e54d204e76cd9094450a5ab7a0210

  • SHA1

    e8dc185e10974dcca3546a4fcbedd8971ac9981d

  • SHA256

    146b04a6383e46707a0c4e59f1455e647d64c98889992b7be760a7e940b9b8b5

  • SHA512

    4c625af3c0d63607a41f6f94f1bf452eb3bd68d282cbe4d8db6991458c48536139c04e7361b14db4e89424e15e2181a548396c542320169025796b26262f0b47

  • SSDEEP

    1536:yxqjQ+P04wsZLnDrCWuJYsbTJx5+GZeD/F59CZWzC4gVFkjjBkyU/:zr8WDrCTYsbTJx5+AyfCQPikxkyg

Malware Config

Signatures

  • 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\146b04a6383e46707a0c4e59f1455e647d64c98889992b7be760a7e940b9b8b5N.exe
    "C:\Users\Admin\AppData\Local\Temp\146b04a6383e46707a0c4e59f1455e647d64c98889992b7be760a7e940b9b8b5N.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:1684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe

    Filesize

    2.4MB

    MD5

    d9e8a1fa55faebd36ed2342fedefbedd

    SHA1

    c25cc7f0035488de9c5df0121a09b5100e1c28e9

    SHA256

    bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a

    SHA512

    134644c68bd04536e9ea0a5da6e334d36b1ce8012a061fa6dabd31f85c16a1ac9eee8c40fee3d55f25c4d4edf0672de8ce204e344c800361cbcff092c09d7a33

  • C:\Users\Admin\AppData\Local\Temp\3582-490\146b04a6383e46707a0c4e59f1455e647d64c98889992b7be760a7e940b9b8b5N.exe

    Filesize

    50KB

    MD5

    e5a78227fc593ba60f38fda76e8d2e7e

    SHA1

    893a121a3a9efc51fdf4141902d7b419366a751d

    SHA256

    d743b543a86382232f4ab96d1eb6f96b713d016523d868309472214203b05e65

    SHA512

    e3a37434abcadf108c514d2776acf69ae79ff851090c6c1d7a183a8ea86950a0553af784190bb18927b5525baad0629d6d22fcadf46cf208c4368f32a5a6e289

  • memory/1684-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1684-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1684-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB