General

  • Target

    ccf2d36f20f564d567bfbd238b6fbe47d86b65a096a41ae0ee4a9673003d2f04

  • Size

    1.8MB

  • Sample

    240701-x8enzsyhjr

  • MD5

    7076a0272638693862f34c58198fb9b3

  • SHA1

    ab40554e0f92b8bc3888b5be69deabd93f16e563

  • SHA256

    ccf2d36f20f564d567bfbd238b6fbe47d86b65a096a41ae0ee4a9673003d2f04

  • SHA512

    1a0f2c12439742187ee803675ac0195398e2e386a41265718f8fe31b220d90b23aa49a717bede994103c17e100f2e674f9ebc9f8181fb4ef4b81cb5bc7edd56b

  • SSDEEP

    49152:DzmTXZhMBSAXTGF4kbfFOunSKPmQBUUADV:DIZGGi3VFwUUA

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

Extracted

Family

stealc

Botnet

default

C2

http://85.28.47.4

Attributes
  • url_path

    /920475a59bac849d.php

Targets

    • Target

      ccf2d36f20f564d567bfbd238b6fbe47d86b65a096a41ae0ee4a9673003d2f04

    • Size

      1.8MB

    • MD5

      7076a0272638693862f34c58198fb9b3

    • SHA1

      ab40554e0f92b8bc3888b5be69deabd93f16e563

    • SHA256

      ccf2d36f20f564d567bfbd238b6fbe47d86b65a096a41ae0ee4a9673003d2f04

    • SHA512

      1a0f2c12439742187ee803675ac0195398e2e386a41265718f8fe31b220d90b23aa49a717bede994103c17e100f2e674f9ebc9f8181fb4ef4b81cb5bc7edd56b

    • SSDEEP

      49152:DzmTXZhMBSAXTGF4kbfFOunSKPmQBUUADV:DIZGGi3VFwUUA

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

    • 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.

    • 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

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Tasks