Overview

overview

10

Static

static

3

NEAS.20c50...JC.exe

windows7-x64

10

NEAS.20c50...JC.exe

windows10-2004-x64

10

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General

  • Target

    NEAS.20c50f9e921829444ccc682b1a7df8c584b34c5589eca6d0b5aef8e153ce1b1dexe_JC.exe

  • Size

    1.1MB

  • Sample

    231008-rk1cwsfb39

  • MD5

    a13a19f1d95a4c246dbeef6ce1696c63

  • SHA1

    36643f3df73c09231c1acfe1bfa4aac9e0c6dc4d

  • SHA256

    20c50f9e921829444ccc682b1a7df8c584b34c5589eca6d0b5aef8e153ce1b1d

  • SHA512

    4709e4b34a59ce21d30a3a432ba5f16df0d0579ca0edfae8a9552a735ab20996fa76f9a523563ff44dc945ee6199c61a351fde9b1007777df5053d0b63d493a0

  • SSDEEP

    24576:oyawf2a0W+Qv1q/5iHxnKSuECKEkgFDVz3nAjnpn:vawfZaQtq/5OxnwXKEJXz3AF

Score
10/10
amadeydcrathealermysticredlinesmokeloaderfrantlutyrmagiabackdoordiscoverydropperevasioninfostealerpersistenceratspywarestealertrojan

Malware Config

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Extracted

Family

redline

Botnet

frant

C2

77.91.124.55:19071

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

magia

C2

77.91.124.55:19071

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Extracted

Family

amadey

Version

3.83

C2

http://5.42.65.80/8bmeVwqx/index.php

Attributes
  • install_dir

    207aa4515d

  • install_file

    oneetx.exe

  • strings_key

    3e634dd0840c68ae2ced83c2be7bf0d4

rc4.plain

Extracted

Family

redline

Botnet

lutyr

C2

77.91.124.55:19071

Targets

    • Target

      NEAS.20c50f9e921829444ccc682b1a7df8c584b34c5589eca6d0b5aef8e153ce1b1dexe_JC.exe

    • Size

      1.1MB

    • MD5

      a13a19f1d95a4c246dbeef6ce1696c63

    • SHA1

      36643f3df73c09231c1acfe1bfa4aac9e0c6dc4d

    • SHA256

      20c50f9e921829444ccc682b1a7df8c584b34c5589eca6d0b5aef8e153ce1b1d

    • SHA512

      4709e4b34a59ce21d30a3a432ba5f16df0d0579ca0edfae8a9552a735ab20996fa76f9a523563ff44dc945ee6199c61a351fde9b1007777df5053d0b63d493a0

    • SSDEEP

      24576:oyawf2a0W+Qv1q/5iHxnKSuECKEkgFDVz3nAjnpn:vawfZaQtq/5OxnwXKEJXz3AF

    Score
    10/10
    mysticevasionpersistencestealertrojanamadeydcrathealerredlinesmokeloaderfrantlutyrmagiabackdoordiscoverydropperinfostealerratspyware

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

      trojanamadey

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

      ratinfostealerdcrat

    • Detect Mystic stealer payload

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

      dropperhealer

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • Mystic

      Mystic is an infostealer written in C++.

      stealermystic

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

      infostealerredline

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Windows security modification

      evasiontrojan

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

3
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

6
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks