General

  • Target

    c1e1fe857de6581d5d6c08d984e54a0277542579b2943d122317364c85472004

  • Size

    1.8MB

  • Sample

    240701-mfz44swcpe

  • MD5

    4a2e824db16e80c6d45262bd2e9c5d9f

  • SHA1

    b8c559e7cd9b88d2ba13f1f738d788a702ffea16

  • SHA256

    c1e1fe857de6581d5d6c08d984e54a0277542579b2943d122317364c85472004

  • SHA512

    66e54771eda4bad94cef42b8de49650709296ab25de24456731b15e2d5d5f05b34c6e6f053990f494578dc4f15030adeaaa88380e3318a1a1429f4a3163391cc

  • SSDEEP

    49152:tjthQ6KPq0aQZOGbxB819hstAXsWht0aC:ibOGf81gZWQ

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

C2

http://77.91.77.82

Attributes
  • install_dir

    ad40971b6b

  • install_file

    explorti.exe

  • strings_key

    a434973ad22def7137dbb5e059b7081e

  • url_paths

    /Hun4Ko/index.php

rc4.plain

Targets

    • Target

      c1e1fe857de6581d5d6c08d984e54a0277542579b2943d122317364c85472004

    • Size

      1.8MB

    • MD5

      4a2e824db16e80c6d45262bd2e9c5d9f

    • SHA1

      b8c559e7cd9b88d2ba13f1f738d788a702ffea16

    • SHA256

      c1e1fe857de6581d5d6c08d984e54a0277542579b2943d122317364c85472004

    • SHA512

      66e54771eda4bad94cef42b8de49650709296ab25de24456731b15e2d5d5f05b34c6e6f053990f494578dc4f15030adeaaa88380e3318a1a1429f4a3163391cc

    • SSDEEP

      49152:tjthQ6KPq0aQZOGbxB819hstAXsWht0aC:ibOGf81gZWQ

    • Amadey

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

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

    • 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 Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Tasks