General

  • Target

    922748747fefc612d64f6a4f55da5e5bc8984b5ec7eef7d44133e16428c8063f

  • Size

    221KB

  • Sample

    230310-ktx6kacd77

  • MD5

    9d9be26fbcd94f28fae90fffdf0ee4ac

  • SHA1

    5ea02e5ee637794c6179b1bda2d07b2c913eb544

  • SHA256

    922748747fefc612d64f6a4f55da5e5bc8984b5ec7eef7d44133e16428c8063f

  • SHA512

    ad4b05d8911bc6e37adb9e95ca913effd6f88c5c02bb59842eda63ce98b169ae91cd71c317be672ccf015a7c47ec6148ab469b634e76aabe6b9a1cebe16e1886

  • SSDEEP

    3072:5/jKJNHCLucMz3YWNqxvmkaOeSO2YmG4O/Zpdpdr1P/nuUPbmOuaE:5WTCLG3zNq9aSO2YmROhpdpvP/jEa

Malware Config

Extracted

Family

smokeloader

Botnet

2023

Extracted

Family

smokeloader

Version

2022

C2

http://c3g6gx853u6j.xyz/

http://04yh16065cdi.xyz/

http://33qd2w560vnx.xyz/

http://neriir0f76gr.com/

http://b4y08hrp3jdb.com/

http://swp6fbywla09.com/

http://7iqt53dr345u.com/

http://mj4aj8r55mho.com/

http://ne4ym7bjn1ts.com/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

2

C2

51.81.126.50:19836

Attributes
  • auth_value

    7be92ecdf2c2f5400aa90f72d61cb2a4

Extracted

Family

amadey

Version

3.65

C2

hellomr.observer/7gjD0Vs3d/index.php

researchersgokick.rocks/7gjD0Vs3d/index.php

pleasetake.pictures/7gjD0Vs3d/index.php

Targets

    • Target

      922748747fefc612d64f6a4f55da5e5bc8984b5ec7eef7d44133e16428c8063f

    • Size

      221KB

    • MD5

      9d9be26fbcd94f28fae90fffdf0ee4ac

    • SHA1

      5ea02e5ee637794c6179b1bda2d07b2c913eb544

    • SHA256

      922748747fefc612d64f6a4f55da5e5bc8984b5ec7eef7d44133e16428c8063f

    • SHA512

      ad4b05d8911bc6e37adb9e95ca913effd6f88c5c02bb59842eda63ce98b169ae91cd71c317be672ccf015a7c47ec6148ab469b634e76aabe6b9a1cebe16e1886

    • SSDEEP

      3072:5/jKJNHCLucMz3YWNqxvmkaOeSO2YmG4O/Zpdpdr1P/nuUPbmOuaE:5WTCLG3zNq9aSO2YmROhpdpvP/jEa

    • Amadey

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

    • Detect rhadamanthys stealer shellcode

    • RedLine

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

    • RedLine payload

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

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

    • Downloads MZ/PE file

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • 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

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

File Deletion

2
T1107

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

2
T1120

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Impact

Inhibit System Recovery

2
T1490

Tasks