General

  • Target
    file.exe
  • Size 3.3MB
  • Sample260620-xtd4xagz4m
  • SHA256 526ae427fececcdfb7d231d95a3a4f3ffa83c130ed5d58192daad06510f4ee69
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remus_stealer

C2
  • http://none

  • http://myrtler.biz:9549

  • http://carogra.biz:4219

Targets

    • Target
      file.exe
    • Size 3.3MB
    • SHA256 526ae427fececcdfb7d231d95a3a4f3ffa83c130ed5d58192daad06510f4ee69
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Remus stealer

    • Family: Remus

      Remus is a stealer written in C++.

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

    • Checks BIOS information in registry

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

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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

MITRE ATT&CK Enterprise v16

Tasks