General

  • Target

    f8274acc41a3a96dc6b2b7a1873a9b4d9f05153fa744f418090a03f44d4dfd27

  • Size

    1.8MB

  • Sample

    240330-y6pa3sdg61

  • MD5

    0172d995ea7ecde026c6a6fdeffb3584

  • SHA1

    c90ecbab5fdc561902f45c68852c181f1039879c

  • SHA256

    f8274acc41a3a96dc6b2b7a1873a9b4d9f05153fa744f418090a03f44d4dfd27

  • SHA512

    1253512b69bb625658588d099180bd136c4897f6abdc45bfa98da6c7bda5a660d38e2fa6a1649f1670f9faba3384489217ab16e59ff2f8c066eee72cb7e380ef

  • SSDEEP

    49152:nLoi2Hz68FLfn2h5/qEbTiQ+K7B4qgUe5n:nn2+afazgOLk

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

Targets

    • Target

      f8274acc41a3a96dc6b2b7a1873a9b4d9f05153fa744f418090a03f44d4dfd27

    • Size

      1.8MB

    • MD5

      0172d995ea7ecde026c6a6fdeffb3584

    • SHA1

      c90ecbab5fdc561902f45c68852c181f1039879c

    • SHA256

      f8274acc41a3a96dc6b2b7a1873a9b4d9f05153fa744f418090a03f44d4dfd27

    • SHA512

      1253512b69bb625658588d099180bd136c4897f6abdc45bfa98da6c7bda5a660d38e2fa6a1649f1670f9faba3384489217ab16e59ff2f8c066eee72cb7e380ef

    • SSDEEP

      49152:nLoi2Hz68FLfn2h5/qEbTiQ+K7B4qgUe5n:nn2+afazgOLk

    • Amadey

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

    • 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.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

2
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Tasks