General

  • Target

    c443f8fe46e0beaf818347bef2c78bcc6a042a88f5886b2ea5789502ea59bb16

  • Size

    1.8MB

  • Sample

    240405-tjmrhsgd5y

  • MD5

    0b0c282762452d9995e7ec3861b27cf0

  • SHA1

    c0a3e123c7e9d5504f261653b3459edc6a6950d3

  • SHA256

    c443f8fe46e0beaf818347bef2c78bcc6a042a88f5886b2ea5789502ea59bb16

  • SHA512

    751271861ffe510b4c157c9ce63f060996ccbaeb759aa409d7b5eca85fd61fa549fb98438d67c9bdd53cc8d37e93eb5b3b9cd66d23f1f42ce999880df861bb6b

  • SSDEEP

    49152:5Kio75HHTZLc+vxFKUKnT3JELsFMkm//l1ECS/YDWyUNnYRaW:4iIHVAA6X7J1MkmlTSwyNYgW

Malware Config

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

test

C2

185.215.113.67:26260

Targets

    • Target

      c443f8fe46e0beaf818347bef2c78bcc6a042a88f5886b2ea5789502ea59bb16

    • Size

      1.8MB

    • MD5

      0b0c282762452d9995e7ec3861b27cf0

    • SHA1

      c0a3e123c7e9d5504f261653b3459edc6a6950d3

    • SHA256

      c443f8fe46e0beaf818347bef2c78bcc6a042a88f5886b2ea5789502ea59bb16

    • SHA512

      751271861ffe510b4c157c9ce63f060996ccbaeb759aa409d7b5eca85fd61fa549fb98438d67c9bdd53cc8d37e93eb5b3b9cd66d23f1f42ce999880df861bb6b

    • SSDEEP

      49152:5Kio75HHTZLc+vxFKUKnT3JELsFMkm//l1ECS/YDWyUNnYRaW:4iIHVAA6X7J1MkmlTSwyNYgW

    • Amadey

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

    • RedLine

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

    • RedLine payload

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • 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

    • 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.

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

4
T1005

Command and Control

Web Service

1
T1102

Tasks