General

  • Target

    93e8bd227a369ecf6166e0c4c9c59d23b821c7de084635e41d60849446477e46

  • Size

    1.8MB

  • Sample

    240507-swjd7afd95

  • MD5

    842d024546dc9a140b94f743ed127378

  • SHA1

    998303f954967b8b1e1d231021c8ec03f2dbc77e

  • SHA256

    93e8bd227a369ecf6166e0c4c9c59d23b821c7de084635e41d60849446477e46

  • SHA512

    101a2d2213142e35ec5365fb7951bcf6ae74265243a48a9d92143f6326fa0509be4717edefe940eba8113d0921e522b0e987c86690b2c17c4724e144b541289e

  • SSDEEP

    49152:/7qWTR2PaEAwTYrdaIpSnPE+3gXWsIO9puk2rn6Yh0O8RjcLfWL:zqA0tTYAIpS9jszukbpzgzQ

Malware Config

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

redline

Botnet

Test1234

C2

185.215.113.67:26260

Extracted

Family

stealc

C2

http://52.143.157.84

Attributes
  • url_path

    /c73eed764cc59dcb.php

Extracted

Family

redline

Botnet

@CLOUDYTTEAM

C2

185.172.128.33:8970

Targets

    • Target

      93e8bd227a369ecf6166e0c4c9c59d23b821c7de084635e41d60849446477e46

    • Size

      1.8MB

    • MD5

      842d024546dc9a140b94f743ed127378

    • SHA1

      998303f954967b8b1e1d231021c8ec03f2dbc77e

    • SHA256

      93e8bd227a369ecf6166e0c4c9c59d23b821c7de084635e41d60849446477e46

    • SHA512

      101a2d2213142e35ec5365fb7951bcf6ae74265243a48a9d92143f6326fa0509be4717edefe940eba8113d0921e522b0e987c86690b2c17c4724e144b541289e

    • SSDEEP

      49152:/7qWTR2PaEAwTYrdaIpSnPE+3gXWsIO9puk2rn6Yh0O8RjcLfWL:zqA0tTYAIpS9jszukbpzgzQ

    • Amadey

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

    • Detect ZGRat V1

    • Modifies firewall policy service

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • RedLine

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

    • RedLine payload

    • Stealc

      Stealc is an infostealer written in C++.

    • UAC bypass

    • Windows security bypass

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

2
T1059.001

System Services

1
T1569

Service Execution

1
T1569.002

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

6
T1112

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

4
T1562

Disable or Modify Tools

3
T1562.001

Virtualization/Sandbox Evasion

2
T1497

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

5
T1082

Collection

Data from Local System

4
T1005

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks