General

  • Target

    2d1f37ed1de6eec034ee91c635e6f643dc26bfea142f9045a4fa722eef46ea9b

  • Size

    1.8MB

  • Sample

    240330-g3gcmaah66

  • MD5

    70b10f12ce645cc4a36e9f68b48432dc

  • SHA1

    6e3a93f398d7c3f269d5df2a5dca630471d71551

  • SHA256

    2d1f37ed1de6eec034ee91c635e6f643dc26bfea142f9045a4fa722eef46ea9b

  • SHA512

    055808bb16868a3f92d9bddb7efe304f1c7e27a0878844e8e2602ece60d99156b21d5f8b8400eedfaa459af09b048754b8d3fdb60ba0dda2c4a334c833ae4a9b

  • SSDEEP

    49152:zgkwMOqFyHqtzuFfTFb5rO7WBVVe4QICMTICzH:MNM3vWTFU4VVesI

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

      2d1f37ed1de6eec034ee91c635e6f643dc26bfea142f9045a4fa722eef46ea9b

    • Size

      1.8MB

    • MD5

      70b10f12ce645cc4a36e9f68b48432dc

    • SHA1

      6e3a93f398d7c3f269d5df2a5dca630471d71551

    • SHA256

      2d1f37ed1de6eec034ee91c635e6f643dc26bfea142f9045a4fa722eef46ea9b

    • SHA512

      055808bb16868a3f92d9bddb7efe304f1c7e27a0878844e8e2602ece60d99156b21d5f8b8400eedfaa459af09b048754b8d3fdb60ba0dda2c4a334c833ae4a9b

    • SSDEEP

      49152:zgkwMOqFyHqtzuFfTFb5rO7WBVVe4QICMTICzH:MNM3vWTFU4VVesI

    • 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