General

  • Target

    279fc3d6a0b3988b596bd64713372a20020c9fb3e18b7800e09443b61e9940e8

  • Size

    1.8MB

  • Sample

    240328-2a7z4aab5t

  • MD5

    eaeb281ca400e12f20302dba92a68cb2

  • SHA1

    df4069992c62a8596636904d31c8879c1d6e4c10

  • SHA256

    279fc3d6a0b3988b596bd64713372a20020c9fb3e18b7800e09443b61e9940e8

  • SHA512

    45f034914b73480f89789e2f51c36c5571a49106c19fbc7b623d78b60bfa1ab56a11fbd5a6f1dd4b2afbdb573449b8754e63340306bc11c32af119d52beeeb78

  • SSDEEP

    24576:nkBjEUX6AQjGlHo8wokDsOw7y6hQ9vvhKmmWlX1xfvnQzKaR9pDZsXmS0+Ej:nkeU1H0bDr0y6uxv4mmiXjQWursXW+c

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

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • install_dir

    00c07260dc

  • install_file

    explorgu.exe

  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain

Extracted

Family

redline

Botnet

@OLEH_PSP

C2

185.172.128.33:8970

Targets

    • Target

      279fc3d6a0b3988b596bd64713372a20020c9fb3e18b7800e09443b61e9940e8

    • Size

      1.8MB

    • MD5

      eaeb281ca400e12f20302dba92a68cb2

    • SHA1

      df4069992c62a8596636904d31c8879c1d6e4c10

    • SHA256

      279fc3d6a0b3988b596bd64713372a20020c9fb3e18b7800e09443b61e9940e8

    • SHA512

      45f034914b73480f89789e2f51c36c5571a49106c19fbc7b623d78b60bfa1ab56a11fbd5a6f1dd4b2afbdb573449b8754e63340306bc11c32af119d52beeeb78

    • SSDEEP

      24576:nkBjEUX6AQjGlHo8wokDsOw7y6hQ9vvhKmmWlX1xfvnQzKaR9pDZsXmS0+Ej:nkeU1H0bDr0y6uxv4mmiXjQWursXW+c

    • Amadey

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

    • DcRat

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

    • Detect ZGRat V1

    • Detected google phishing page

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • RedLine

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

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • 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

    • Creates new service(s)

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • 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.

    • 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

    • Modifies file permissions

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

3
T1543

Windows Service

3
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

3
T1543

Windows Service

3
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

4
T1562

Disable or Modify Tools

2
T1562.001

Disable or Modify System Firewall

1
T1562.004

Modify Registry

5
T1112

Virtualization/Sandbox Evasion

2
T1497

File and Directory Permissions Modification

1
T1222

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Unsecured Credentials

5
T1552

Credentials In Files

4
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

8
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Collection

Data from Local System

5
T1005

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks