650f2409b85f546ee7345a8281edddd2b084152df6bb45778c958b31ab14d84b

General
Target

650f2409b85f546ee7345a8281edddd2b084152df6bb45778c958b31ab14d84b

Size

578KB

Sample

220119-skrlesbaa9

Score
10 /10
MD5

dfbf1c3345fa6eecbc7625e48745bb5d

SHA1

4052413e09323f822f5e4dcbd8a82ca376d6e26f

SHA256

650f2409b85f546ee7345a8281edddd2b084152df6bb45778c958b31ab14d84b

SHA512

269c4ed1dd5b2cfe93eaab0b0173762a1351630af91938f54f6da852a8feca1a51127e0ab57ca06d4fd36e2847595a47ebf6336f21e12b239bbaf65453676364

Malware Config
Targets
Target

650f2409b85f546ee7345a8281edddd2b084152df6bb45778c958b31ab14d84b

MD5

dfbf1c3345fa6eecbc7625e48745bb5d

Filesize

578KB

Score
10/10
SHA1

4052413e09323f822f5e4dcbd8a82ca376d6e26f

SHA256

650f2409b85f546ee7345a8281edddd2b084152df6bb45778c958b31ab14d84b

SHA512

269c4ed1dd5b2cfe93eaab0b0173762a1351630af91938f54f6da852a8feca1a51127e0ab57ca06d4fd36e2847595a47ebf6336f21e12b239bbaf65453676364

Tags

Signatures

  • Modifies Windows Defender Real-time Protection settings

    Tags

    TTPs

    Modify RegistryModify Existing ServiceDisabling Security Tools
  • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    Tags

    TTPs

    Query RegistryVirtualization/Sandbox Evasion
  • Downloads MZ/PE file

  • Executes dropped EXE

  • UPX packed file

    Description

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

    Tags

  • Checks BIOS information in registry

    Description

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

    TTPs

    Query RegistrySystem Information Discovery
  • Reads user/profile data of web browsers

    Description

    Infostealers often target stored browser data, which can include saved credentials etc.

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Themida packer

    Description

    Detects Themida, an advanced Windows software protection system.

    Tags

  • Accesses cryptocurrency files/wallets, possible credential harvesting

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Adds Run key to start application

    Tags

    TTPs

    Registry Run Keys / Startup FolderModify Registry
  • Checks installed software on the system

    Description

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

    Tags

    TTPs

    Query Registry
  • Checks whether UAC is enabled

    Tags

    TTPs

    System Information Discovery
  • Suspicious use of NtSetInformationThreadHideFromDebugger

  • Suspicious use of SetThreadContext

Related Tasks

MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Execution
      Exfiltration
        Impact
          Initial Access
            Lateral Movement
              Privilege Escalation