General

  • Target

    2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023

  • Size

    1.8MB

  • Sample

    240326-hlf6zadf54

  • MD5

    46ee4709792f55c79ee52c35a676f5de

  • SHA1

    3dc56a45fca75a340c972e68ef213063cc660ff9

  • SHA256

    2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023

  • SHA512

    c00d79b8631342a05c44df91382b5a93f7e55a70d77ec3d7b5c704594c5155794f6b4a616eb0f3f0aef9e8c49bc17af79449e81da99350ad5998c37ea9334303

  • SSDEEP

    49152:Le2PcLq+2lo3sGWi8esZK/C8kP5gA90rdWOos8:LjcLq+ONoUK/C8kP5gA90rd7P

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

      2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023

    • Size

      1.8MB

    • MD5

      46ee4709792f55c79ee52c35a676f5de

    • SHA1

      3dc56a45fca75a340c972e68ef213063cc660ff9

    • SHA256

      2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023

    • SHA512

      c00d79b8631342a05c44df91382b5a93f7e55a70d77ec3d7b5c704594c5155794f6b4a616eb0f3f0aef9e8c49bc17af79449e81da99350ad5998c37ea9334303

    • SSDEEP

      49152:Le2PcLq+2lo3sGWi8esZK/C8kP5gA90rdWOos8:LjcLq+ONoUK/C8kP5gA90rd7P

    • 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