General

  • Target

    a1957b51171d9bbded32649d2320fb0fc07f12f06819e4c348e125e174f1c0c2

  • Size

    1.8MB

  • Sample

    240625-ythyjazdre

  • MD5

    6c657a2229b0f6dbabad1a51a47c7578

  • SHA1

    0d153ee2b7497ef4e1ea5b5589e5e201d08fce61

  • SHA256

    a1957b51171d9bbded32649d2320fb0fc07f12f06819e4c348e125e174f1c0c2

  • SHA512

    facfb65c1e853731f027fa925a64e89ddac5efa8c03502d02e864ef9a35e79ab73b716644154d94fa491d569683e76caf11b9f8bc32339d0c6b4ec45645ff911

  • SSDEEP

    49152:sWEk1moBw1JuJV0f0VGXvSMrMI6t7iiWswp0:sfKKMJyMoXvZ/vp0

Malware Config

Extracted

Family

amadey

Version

4.21

Botnet

0e6740

C2

http://147.45.47.155

Attributes
  • install_dir

    9217037dc9

  • install_file

    explortu.exe

  • strings_key

    8e894a8a4a3d0da8924003a561cfb244

  • url_paths

    /ku4Nor9/index.php

rc4.plain

Extracted

Family

stealc

Botnet

default

C2

http://85.28.47.4

Attributes
  • url_path

    /920475a59bac849d.php

Extracted

Family

risepro

C2

77.91.77.66:58709

Targets

    • Target

      a1957b51171d9bbded32649d2320fb0fc07f12f06819e4c348e125e174f1c0c2

    • Size

      1.8MB

    • MD5

      6c657a2229b0f6dbabad1a51a47c7578

    • SHA1

      0d153ee2b7497ef4e1ea5b5589e5e201d08fce61

    • SHA256

      a1957b51171d9bbded32649d2320fb0fc07f12f06819e4c348e125e174f1c0c2

    • SHA512

      facfb65c1e853731f027fa925a64e89ddac5efa8c03502d02e864ef9a35e79ab73b716644154d94fa491d569683e76caf11b9f8bc32339d0c6b4ec45645ff911

    • SSDEEP

      49152:sWEk1moBw1JuJV0f0VGXvSMrMI6t7iiWswp0:sfKKMJyMoXvZ/vp0

    • Amadey

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

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Stealc

      Stealc is an infostealer written in C++.

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

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Query Registry

7
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

5
T1082

Collection

Data from Local System

3
T1005

Tasks