Overview

overview

10

Static

static

SecuriteIn...01.exe

windows7_x64

10

SecuriteIn...01.exe

windows10_x64

10

Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    06/07/2021, 15:49

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General

  • Target
    SecuriteInfo.com.W32.MSIL_Kryptik.ERY.genEldorado.22139.11301.exe
  • Size 700KB
  • Sample210706-s12y9abwej
  • SHA256 3fa53f6f68e280013eb9651a53a3c40a16fa99f7689d0761b3f95b2de68b22cf
  • MD5 SHA1 SHA512
Score
10/10
neshtapersistencespywarestealer

Malware Config

Signatures

  • Detect Neshta Payload 3 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
    persistence
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

    persistencespywareneshta
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Suspicious use of SetThreadContext 1 IoCs
  • 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). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.ERY.genEldorado.22139.11301.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.ERY.genEldorado.22139.11301.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.ERY.genEldorado.22139.11301.exe
      "{path}"
      2⤵
      • Modifies system executable filetype association
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Modifies registry class
      PID:456

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/456-69-0x0000000000400000-0x000000000041B000-memory.dmp
        Download

        memory/456-66-0x0000000000400000-0x000000000041B000-memory.dmp
        Download

        memory/456-68-0x00000000766D1000-0x00000000766D3000-memory.dmp
        Download

        memory/1080-64-0x000000000A1C0000-0x000000000A244000-memory.dmp
        Download

        memory/1080-65-0x00000000005A0000-0x00000000005DD000-memory.dmp
        Download

        memory/1080-59-0x0000000000F90000-0x0000000000F91000-memory.dmp
        Download

        memory/1080-63-0x00000000049A0000-0x00000000049A1000-memory.dmp
        Download

        memory/1080-62-0x0000000000360000-0x0000000000362000-memory.dmp
        Download

        memory/1080-61-0x0000000000E90000-0x0000000000EF2000-memory.dmp
        Download