General

  • Target
    2a1fdac565b24b16cb78c4737ba95c4b.exe
  • Size 2.6MB
  • Sample221027-y41akadecl
  • SHA256 f8a941938484a00306232e77b8af41e7f81df56e4aa9864a2b59ea8ebfbc892b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

C2
  • 62.204.41.141:24758

Attributes
  • auth_value

    003d45df5dba44f0fcbb9cf5ffb5a820

Targets

    • Target
      2a1fdac565b24b16cb78c4737ba95c4b.exe
    • Size 2.6MB
    • SHA256 f8a941938484a00306232e77b8af41e7f81df56e4aa9864a2b59ea8ebfbc892b
    • MD5 SHA1 SHA512 SSDEEP
    • RedLine

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

    • RedLine payload

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

    • 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.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks