General

  • Target

    4970e2070648fd20aa59530935acc30a1a48591db8fd07ee8be98258bdac8050

  • Size

    337KB

  • Sample

    211024-gzxkfaebhk

  • MD5

    b098118f2c177c0302905d34d982b5d3

  • SHA1

    e18f85efccc4b1ef011fb2d96a3b5e144e6c72ef

  • SHA256

    4970e2070648fd20aa59530935acc30a1a48591db8fd07ee8be98258bdac8050

  • SHA512

    50421aec73f7cc0131b851bff513a85dd361d0356fc82672b9386fbb8978e5f73e4d2b3a8395a9b7f000e203fef6f1f42c1fc096824f80c728653210510acc68

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://xacokuo8.top/

http://hajezey1.top/

rc4.i32
rc4.i32

Extracted

Family

amadey

Version

2.70

C2

185.215.113.45/g4MbvE/index.php

Targets

    • Target

      4970e2070648fd20aa59530935acc30a1a48591db8fd07ee8be98258bdac8050

    • Size

      337KB

    • MD5

      b098118f2c177c0302905d34d982b5d3

    • SHA1

      e18f85efccc4b1ef011fb2d96a3b5e144e6c72ef

    • SHA256

      4970e2070648fd20aa59530935acc30a1a48591db8fd07ee8be98258bdac8050

    • SHA512

      50421aec73f7cc0131b851bff513a85dd361d0356fc82672b9386fbb8978e5f73e4d2b3a8395a9b7f000e203fef6f1f42c1fc096824f80c728653210510acc68

    • Amadey

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

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • suricata: ET MALWARE Amadey CnC Check-In

      suricata: ET MALWARE Amadey CnC Check-In

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Deletes itself

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks