General

  • Target

    53d538cde61bf707077dd3d2cc152d94531eb704f12e1c0e7eb70bd0f8ef4057

  • Size

    6.1MB

  • Sample

    231210-j1z33acffj

  • MD5

    65f1271aaa619686af548094f0909871

  • SHA1

    b90b39e4ead147a91b62aee376900c3b15f6ae45

  • SHA256

    53d538cde61bf707077dd3d2cc152d94531eb704f12e1c0e7eb70bd0f8ef4057

  • SHA512

    c23eb12b735104516c1e440810915930bec1d1defb79ae29b2db5bf6ef3d1c8f18a5a41cffebde3ec6e2ba856989c334c47c1f25457203471ce5ac662e0bef10

  • SSDEEP

    98304:jyIq98BE2YOseQasRCRasGE3YMpktQRxBjvX2DZ4I/7HI4VpnzghDiK6/hXKz8fj:mYt+CbY1t4nyDZHJcDin/hG8r

Malware Config

Extracted

Family

amadey

C2

http://185.172.128.5

Attributes
  • strings_key

    11bb398ff31ee80d2c37571aecd1d36d

  • url_paths

    /v8sjh3hs8/index.php

rc4.plain

Extracted

Family

amadey

Version

4.13

C2

http://185.172.128.5

Attributes
  • install_dir

    4fdb51ccdc

  • install_file

    Utsysc.exe

  • strings_key

    11bb398ff31ee80d2c37571aecd1d36d

  • url_paths

    /v8sjh3hs8/index.php

rc4.plain

Targets

    • Target

      53d538cde61bf707077dd3d2cc152d94531eb704f12e1c0e7eb70bd0f8ef4057

    • Size

      6.1MB

    • MD5

      65f1271aaa619686af548094f0909871

    • SHA1

      b90b39e4ead147a91b62aee376900c3b15f6ae45

    • SHA256

      53d538cde61bf707077dd3d2cc152d94531eb704f12e1c0e7eb70bd0f8ef4057

    • SHA512

      c23eb12b735104516c1e440810915930bec1d1defb79ae29b2db5bf6ef3d1c8f18a5a41cffebde3ec6e2ba856989c334c47c1f25457203471ce5ac662e0bef10

    • SSDEEP

      98304:jyIq98BE2YOseQasRCRasGE3YMpktQRxBjvX2DZ4I/7HI4VpnzghDiK6/hXKz8fj:mYt+CbY1t4nyDZHJcDin/hG8r

    • 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

    • 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

    • Loads dropped DLL

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks