General

  • Target
    45429bac42f102d6b5a9fc45fdafb340.exe
  • Size 286KB
  • Sample210925-hlde3saefm
  • SHA256 133304b5052863dc2916413ac706f13189ac5a40698bdcbc30f2ed82dd99a1eb
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://naghenrietti1.top/

  • http://kimballiett2.top/

  • http://xadriettany3.top/

  • http://jebeccallis4.top/

  • http://nityanneron5.top/

  • http://umayaniela6.top/

  • http://lynettaram7.top/

  • http://sadineyalas8.top/

  • http://geenaldencia9.top/

  • http://aradysiusep10.top/

rc4.i32
rc4.i32

Extracted

Family
  • redline

Botnet
  • qq

C2
  • 135.181.142.223:30397

Extracted

Family
  • redline

C2
  • 178.132.3.103:80

Extracted

Family
  • redline

Botnet
  • 700$

C2
  • 65.21.231.57:60751

Extracted

Family
  • raccoon

Botnet
  • 5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4

Attributes
  • url4cnc

    https://t.me/agrybirdsgamerept

rc4.plain
rc4.plain

Extracted

Family
  • redline

Botnet
  • vol

C2
  • 92.222.145.232:61157

Targets

    • Target
      45429bac42f102d6b5a9fc45fdafb340.exe
    • Size 286KB
    • SHA256 133304b5052863dc2916413ac706f13189ac5a40698bdcbc30f2ed82dd99a1eb
    • MD5 SHA1 SHA512
    • Arkei

      Arkei is an infostealer written in C++.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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.

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

      suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Arkei Stealer Payload

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

    • XMRig Miner Payload

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks BIOS information in registry

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

    • Deletes itself

    • Loads dropped DLL

    • 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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks