Resubmissions

06/09/2026, 23:59

260906-3115xasygt10

24/08/2026, 05:46

260824-ggl1zstbkd10

21/08/2026, 03:21

260821-dwgs2awsfv10

General

  • Target
    Malware.zip
  • Size 5KB
  • Sample260821-dwgs2awsfv
  • SHA256 c5d4716e5b7386aedce0ca86a3c1986f50f2cd0ff22bec5da599ff66459e3f2d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • redline

Botnet
  • first

C2
  • 212.56.41.77:1912

Extracted

Family
  • stealerium

Attributes

Targets

    • Target
      Malware.zip
    • Size 5KB
    • SHA256 c5d4716e5b7386aedce0ca86a3c1986f50f2cd0ff22bec5da599ff66459e3f2d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects RoningLoader loader

    • Family: Mimikatz

      mimikatz is an open source tool to dump credentials on Windows.

    • Family: RedLine

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

    • Family: RoningLoader

      RoningLoader is a multi-stage malware loader used by the Dragon Breath APT.

    • Family: Stealerium

      An open source info stealer written in C# first seen in May 2022.

    • Modifies WinLogon for persistence

    • RedLine payload

    • mimikatz is an open source tool to dump credentials on Windows

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Deletes system backups

      Uses wbadmin.exe to inhibit system recovery.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Possible privilege escalation attempt

    • Signed with revoked ConnectWise certificate

      Binary is signed using a ConnectWise certificate revoked for key compromise.

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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

    • Adds Run key to start application

    • 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

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Discovers running processes

      Running process information can be used to identify security tools or plan follow-on actions.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks