General

  • Target
    file.exe
  • Size 137KB
  • Sample221115-v9ez2afa62
  • SHA256 9aecf1abe46d70a02d17800dbe3a8bda2f72f87456abb0dda69c7f7920cddb60
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • all

C2
  • 37.139.128.203:44588

Attributes
  • auth_value

    32aa4d6df6f06883d86b201db44480e4

Targets

    • Target
      file.exe
    • Size 137KB
    • SHA256 9aecf1abe46d70a02d17800dbe3a8bda2f72f87456abb0dda69c7f7920cddb60
    • 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

    • 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

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks