General

  • Target

    46cc2ef701e4064dccb1e17975ddf19f9d2e8f8f96ed9cbffff0e7c804251f93

  • Size

    1.8MB

  • Sample

    240328-2df1saba39

  • MD5

    f0689dac059877ece86073a2d1402e25

  • SHA1

    b6a934c13c2717a05760fc35355c0df5aed518a0

  • SHA256

    46cc2ef701e4064dccb1e17975ddf19f9d2e8f8f96ed9cbffff0e7c804251f93

  • SHA512

    cfa68e6f083c748729357a24d63973e49eca3aeec0c60b7ddc73997eca3c76a2ef053a21aac7251f165e0835611698b77dc2f9ec91d805ca138ce5458343b813

  • SSDEEP

    49152:aSYKocJy3bzEHjoIYZikz2tEvDfSUk9+:aSlYfWEb29+

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

      46cc2ef701e4064dccb1e17975ddf19f9d2e8f8f96ed9cbffff0e7c804251f93

    • Size

      1.8MB

    • MD5

      f0689dac059877ece86073a2d1402e25

    • SHA1

      b6a934c13c2717a05760fc35355c0df5aed518a0

    • SHA256

      46cc2ef701e4064dccb1e17975ddf19f9d2e8f8f96ed9cbffff0e7c804251f93

    • SHA512

      cfa68e6f083c748729357a24d63973e49eca3aeec0c60b7ddc73997eca3c76a2ef053a21aac7251f165e0835611698b77dc2f9ec91d805ca138ce5458343b813

    • SSDEEP

      49152:aSYKocJy3bzEHjoIYZikz2tEvDfSUk9+:aSlYfWEb29+

    • 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