General

  • Target
    255838-5724_1640264626_3269.exe
  • Size 1.6MB
  • Sample220114-zn52jsaghj
  • SHA256 255838ffda0bd0d6c2565eed99d9497ffff2b7822b1a23c993251dfbf8a4a646
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • arkei

Botnet
  • Default

C2
  • http://185.7.214.239/POeNDXYchB.php

Targets

    • Target
      255838-5724_1640264626_3269.exe
    • Size 1.6MB
    • SHA256 255838ffda0bd0d6c2565eed99d9497ffff2b7822b1a23c993251dfbf8a4a646
    • MD5 SHA1 SHA512
    • Arkei

      Arkei is an infostealer written in C++.

    • Arkei Stealer Payload

    • 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.

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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

MITRE ATT&CK Enterprise v6

Tasks