Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2024 17:43

General

  • Target

    77e2f5825001778cbdb82606a8ebd7189341a4d3fa72952a9ca0aa42093de508.exe

  • Size

    3.3MB

  • MD5

    9406768a5ef8877be38376c4cf8899ce

  • SHA1

    e8238271960f31057c9195dcea663b61d2b1438a

  • SHA256

    77e2f5825001778cbdb82606a8ebd7189341a4d3fa72952a9ca0aa42093de508

  • SHA512

    4bb67bc28632e4550cf7f5d633126268bc5d0b60eb8d8a8c85610df12e10eee47993f1f8ea86e7f02eb8cc3af2a8edacdfe9d03d8c67a6107f9df038901dd159

  • SSDEEP

    49152:nje5OjPWMcoEbjDhL3Iq/XqzpOqMp0Sq//pSm:EoKjDt1Na9r

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\77e2f5825001778cbdb82606a8ebd7189341a4d3fa72952a9ca0aa42093de508.exe
    "C:\Users\Admin\AppData\Local\Temp\77e2f5825001778cbdb82606a8ebd7189341a4d3fa72952a9ca0aa42093de508.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:4872

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\77e2f5825001778cbdb82606a8ebd7189341a4d3fa72952a9ca0aa42093de508.exe

    Filesize

    3.2MB

    MD5

    e4ef2abe943a510250fc61ca441af31c

    SHA1

    3ca90ccda06350d0b4c8e5dbd83d1fa7211ccf8e

    SHA256

    9e11685824904cd336090d3a5ae2df162b9b4ce5a012c75f7cc0dfcf58985645

    SHA512

    053eab0d26a49bcfbeaf1bc5a8a0af35033d573fa12b58b047db529ce46bd6c63f240744f805db293a02ee3601732f1033abc758b667e13a6f4dc6da975d0fe6

  • memory/4872-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4872-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4872-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB