General

  • Target

    18214f469759a18fd62b60b3d3fd0b1f0eb2a781f77c7d851a9b7c306be2ff65

  • Size

    1.8MB

  • Sample

    240329-nxm2jsga2v

  • MD5

    7bda7752e96977bd26a07b5c4899a963

  • SHA1

    9e1d7283d4d312bfc5b4f146a356c87c573e6a56

  • SHA256

    18214f469759a18fd62b60b3d3fd0b1f0eb2a781f77c7d851a9b7c306be2ff65

  • SHA512

    969849c10d819891eb377b0e9e5e2174a1b70ba977ae1ae61511a8c27cf72d8798d2db868b0c17d045b07b66ea6fc3fb585532d21282d233239dcb3a1b0726a6

  • SSDEEP

    49152:talRw0SQzSt3UD3hEtmymZknlTgoJabP:KzPD3hEkTZknllAb

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

      18214f469759a18fd62b60b3d3fd0b1f0eb2a781f77c7d851a9b7c306be2ff65

    • Size

      1.8MB

    • MD5

      7bda7752e96977bd26a07b5c4899a963

    • SHA1

      9e1d7283d4d312bfc5b4f146a356c87c573e6a56

    • SHA256

      18214f469759a18fd62b60b3d3fd0b1f0eb2a781f77c7d851a9b7c306be2ff65

    • SHA512

      969849c10d819891eb377b0e9e5e2174a1b70ba977ae1ae61511a8c27cf72d8798d2db868b0c17d045b07b66ea6fc3fb585532d21282d233239dcb3a1b0726a6

    • SSDEEP

      49152:talRw0SQzSt3UD3hEtmymZknlTgoJabP:KzPD3hEkTZknllAb

    • 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.

    • 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.

    • 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

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Tasks