General

  • Target
    5739ea70dbe1a9d014b42300149b2ccbcf628cf08af00053708003caf3bbc14d
  • Size 142KB
  • Sample210828-e1k6d2mkya
  • SHA256 5739ea70dbe1a9d014b42300149b2ccbcf628cf08af00053708003caf3bbc14d
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://readinglistforaugust1.xyz/

  • http://readinglistforaugust2.xyz/

  • http://readinglistforaugust3.xyz/

  • http://readinglistforaugust4.xyz/

  • http://readinglistforaugust5.xyz/

  • http://readinglistforaugust6.xyz/

  • http://readinglistforaugust7.xyz/

  • http://readinglistforaugust8.xyz/

  • http://readinglistforaugust9.xyz/

  • http://readinglistforaugust10.xyz/

  • http://readinglistforaugust1.site/

  • http://readinglistforaugust2.site/

  • http://readinglistforaugust3.site/

  • http://readinglistforaugust4.site/

  • http://readinglistforaugust5.site/

  • http://readinglistforaugust6.site/

  • http://readinglistforaugust7.site/

  • http://readinglistforaugust8.site/

  • http://readinglistforaugust9.site/

  • http://readinglistforaugust10.site/

rc4.i32
rc4.i32

Extracted

Family
  • redline

Botnet
  • WORD1

C2
  • 94.26.249.88:1902

Extracted

Family
  • raccoon

Botnet
  • fe582536ec580228180f270f7cb80a867860e010

Attributes
  • url4cnc

    https://telete.in/xylichanjk

rc4.plain
rc4.plain

Extracted

Family
  • redline

Botnet
  • Sergey

C2
  • 51.254.68.139:15009

Extracted

Family
  • raccoon

Botnet
  • 20d9c80657d1d0fda9625cbd629ba419b8a34404

Attributes
  • url4cnc

    https://telete.in/hfuimoneymake

rc4.plain
rc4.plain

Extracted

Family
  • redline

Botnet
  • nn

C2
  • 135.181.49.56:47634

Extracted

Family
  • redline

Botnet
  • 1000

C2
  • 94.103.9.138:80

Targets

    • Target
      5739ea70dbe1a9d014b42300149b2ccbcf628cf08af00053708003caf3bbc14d
    • Size 142KB
    • SHA256 5739ea70dbe1a9d014b42300149b2ccbcf628cf08af00053708003caf3bbc14d
    • MD5 SHA1 SHA512
    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

    • 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.

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty Payload

    • Tofsee

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

    • xmrig

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

    • Async RAT payload

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

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

    • Nirsoft

    • XMRig Miner Payload

    • Creates new service(s)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Checks BIOS information in registry

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

    • Deletes itself

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks