General

  • Target

    cb3d30ce90aa05567822d3730d866f43f4beb0999ea7d80907196950c1e1af71

  • Size

    1.8MB

  • Sample

    240908-vlrzpaxdll

  • MD5

    a101a068097e040d95c62c3f1f128db9

  • SHA1

    da5e0ce75639f27b992b0809c1e908a1f9637ae7

  • SHA256

    cb3d30ce90aa05567822d3730d866f43f4beb0999ea7d80907196950c1e1af71

  • SHA512

    756a15cff8296415ba8103d86585fccc80a7ee8bca5fe1f508426acefe4b7253a496ca19d3189294b468205c63f560903f55a8c6089b093b099b5da395023a92

  • SSDEEP

    24576:nrfsg0JKM6A4lKJcs8wdHqtmEU6kQ24UQ1in5Tblckc8nN2kFQea96E4K6A5Fxnp:rfxMpV5OszzEU64BQ1in5TbdIpt66xU

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

c7817d

C2

http://31.41.244.10

Attributes
  • install_dir

    0e8d0864aa

  • install_file

    svoutse.exe

  • strings_key

    5481b88a6ef75bcf21333988a4e47048

  • url_paths

    /Dem7kTu/index.php

rc4.plain

Targets

    • Target

      cb3d30ce90aa05567822d3730d866f43f4beb0999ea7d80907196950c1e1af71

    • Size

      1.8MB

    • MD5

      a101a068097e040d95c62c3f1f128db9

    • SHA1

      da5e0ce75639f27b992b0809c1e908a1f9637ae7

    • SHA256

      cb3d30ce90aa05567822d3730d866f43f4beb0999ea7d80907196950c1e1af71

    • SHA512

      756a15cff8296415ba8103d86585fccc80a7ee8bca5fe1f508426acefe4b7253a496ca19d3189294b468205c63f560903f55a8c6089b093b099b5da395023a92

    • SSDEEP

      24576:nrfsg0JKM6A4lKJcs8wdHqtmEU6kQ24UQ1in5Tblckc8nN2kFQea96E4K6A5Fxnp:rfxMpV5OszzEU64BQ1in5TbdIpt66xU

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks