Resubmissions

30-04-2023 20:16

230430-y169psah37 7

30-04-2023 20:09

230430-yxckxsah25 10

30-04-2023 20:03

230430-ys13qaag96 7

30-04-2023 19:55

230430-ym5hyscf3w 7

General

  • Target

    ChatGPT (Bot).zip

  • Size

    7.1MB

  • Sample

    230430-yxckxsah25

  • MD5

    d2f022536243004be4a21092f99b8d0f

  • SHA1

    856b042c9fdf1604679be190acb1c2068cb52730

  • SHA256

    c1fe20b075cd91dbe6454422825af7b98d5e4914c00f81612c18a5be7f8cd509

  • SHA512

    076e79b7521467a3e204d5cf820f6a312bf9eb8d581b0d0c6a6d96235c9f8284fed92d8b3a546fa6b0603743d5b90f64f6b596e13b2b44efc63930e09e3e5852

  • SSDEEP

    98304:3unHAbqD9nF3jbQD3l6rMgXneBMYFzxVyOax5Zg2ILh7shAUA:3unHAuD9ljzG3xAZ/TkshAUA

Malware Config

Extracted

Family

vidar

Version

3.6

Botnet

71cdfc44f141586243159aa45037497d

C2

https://steamcommunity.com/profiles/76561199499188534

https://t.me/nutalse

Attributes
  • profile_id_v2

    71cdfc44f141586243159aa45037497d

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36

Extracted

Family

laplas

C2

http://45.159.189.105

Attributes
  • api_key

    7ee57b1f6d4aff08f9755119b18cf0754b677addcb6a3063066112b10a357a8e

Targets

    • Target

      ChatGPT (Bot).zip

    • Size

      7.1MB

    • MD5

      d2f022536243004be4a21092f99b8d0f

    • SHA1

      856b042c9fdf1604679be190acb1c2068cb52730

    • SHA256

      c1fe20b075cd91dbe6454422825af7b98d5e4914c00f81612c18a5be7f8cd509

    • SHA512

      076e79b7521467a3e204d5cf820f6a312bf9eb8d581b0d0c6a6d96235c9f8284fed92d8b3a546fa6b0603743d5b90f64f6b596e13b2b44efc63930e09e3e5852

    • SSDEEP

      98304:3unHAbqD9nF3jbQD3l6rMgXneBMYFzxVyOax5Zg2ILh7shAUA:3unHAuD9ljzG3xAZ/TkshAUA

    • Laplas Clipper

      Laplas is a crypto wallet stealer with three variants written in Golang, C#, and C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks