Overview

overview

10

Static

static

10

NerestEx.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    NerestEx.exe
  • Size 1.2MB
  • Sample260802-vdkkmsxbld
  • SHA256 80f3f882e4ecf3309fbd23e8924ec9397819863f7ce0692a7faf65ee1fee95ae
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasardefense_evasionexecutionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Attributes
  • encryption_key

    33A7029011B6BD4B067B8907EB238F25EFF233BF

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    3000

Targets

    • Target
      NerestEx.exe
    • Size 1.2MB
    • SHA256 80f3f882e4ecf3309fbd23e8924ec9397819863f7ce0692a7faf65ee1fee95ae
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasionexecutionquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Drops file in System32 directory

    behavioral1

MITRE ATT&CK Enterprise v16

Tasks