Extracted

• • Target

    RNSM00396.7z

  • Size

    29.6MB

  • MD5

    852631ead84c70748b7ed10389174439

  • SHA1

    f7442d849e8142853c651433bdc53953e541d49a

  • SHA256

    23ca1b521834978f16a892ba84be80cbd144fed4a066b844f4ecef108372a715

  • SHA512

    ae5296c514d0e76fda7eaf176dc3bd9126aedde59faecc888ccd634dcc6c50c9a2664ee3c34d0f43e08be74ed8d2443615cdd7a038093003d058d02fe9c6fbda

  • SSDEEP

    786432:WKL81VrqfIp0ufCtSartVhZtlXYm4GpKh8aOL9a:Wq81V7facafhZ37xKh8zL4

  Score

  10^/10

  agentteslablackmoongluptebabankerdiscoverydropperevasionkeyloggerloaderpersistenceprivilege_escalationpyinstallerransomwarespywarestealertrojanupx

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

    keyloggertrojanstealerspywareagenttesla

  • Agenttesla family

    agenttesla

  • Blackmoon family

    blackmoon

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

    trojanbankerblackmoon

  • Detect Blackmoon payload

  • Glupteba

    Glupteba is a modular loader written in Golang with various components.

    loaderdropperglupteba

  • Glupteba family

    glupteba

  • AgentTesla payload

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

    evasion

  • Renames multiple (58) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware

  • Modifies Windows Firewall

    evasion

  • 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

  • Identifies Wine through registry keys

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    evasion

  • Loads dropped DLL

  • Adds Run key to start application

    persistence

  • Checks installed software on the system

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery

  • Drops desktop.ini file(s)

  • Modifies boot configuration data using bcdedit

  • Drops autorun.inf file

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Sets desktop wallpaper using registry

    ransomware

  • Suspicious use of NtSetInformationThreadHideFromDebugger

  • UPX packed file

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  behavioral1