General

  • Target

    b3948404b310152184d179dd6900220956e90bdaa72a3594be14ab7922fa2a97

  • Size

    1.8MB

  • Sample

    240428-cjc4msdh22

  • MD5

    2a7e3c27faad932683e24bcfe6cc0fd3

  • SHA1

    85bb29b42155b72527e3c43a03ef2048658e549c

  • SHA256

    b3948404b310152184d179dd6900220956e90bdaa72a3594be14ab7922fa2a97

  • SHA512

    5970dfcbddadb0f365bf841c5e870a8a27cc82f5f59ee6785bb41549eff174bf9a1fbe0290561f872ea077d7c96919ab7a3c7cbe1884d2962873173d2ebc57b1

  • SSDEEP

    49152:cf7E38DjrubmrC57Q+Xsg4+bYKneBq6eOXSL9ePl:cDE3Gruq+57t8g4MYOsqhOa9Yl

Malware Config

Extracted

Family

amadey

Version

4.17

C2

http://193.233.132.167

Attributes
  • install_dir

    4d0ab15804

  • install_file

    chrosha.exe

  • strings_key

    1a9519d7b465e1f4880fa09a6162d768

  • url_paths

    /enigma/index.php

rc4.plain

Targets

    • Target

      b3948404b310152184d179dd6900220956e90bdaa72a3594be14ab7922fa2a97

    • Size

      1.8MB

    • MD5

      2a7e3c27faad932683e24bcfe6cc0fd3

    • SHA1

      85bb29b42155b72527e3c43a03ef2048658e549c

    • SHA256

      b3948404b310152184d179dd6900220956e90bdaa72a3594be14ab7922fa2a97

    • SHA512

      5970dfcbddadb0f365bf841c5e870a8a27cc82f5f59ee6785bb41549eff174bf9a1fbe0290561f872ea077d7c96919ab7a3c7cbe1884d2962873173d2ebc57b1

    • SSDEEP

      49152:cf7E38DjrubmrC57Q+Xsg4+bYKneBq6eOXSL9ePl:cDE3Gruq+57t8g4MYOsqhOa9Yl

    • 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 Enterprise v15

Tasks