Managed XDR

fa03e0cc4ce12a16be88b2...56206c4406a90a4eca.exe (Lockbit) — malware analysis report

File info

Filename
fa03e0cc4ce12a16be88b229d9dda6bef390697137318456206c4406a90a4eca.exe
File type
PE32+ executable (GUI) x86-64, for MS Windows
File size
613 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
d67e841ef40f511d1f1192a8f5a170575eb6ca53
SHA256
fa03e0cc4ce12a16be88b229d9dda6bef390697137318456206c4406a90a4eca
MD5
ba56b0c4a215b40cbe64f8f8b1f166ad

Malwares

  • Lockbit

Signatures

Execution

T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

Defense Evasion

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1027.002 packer_upx: The executable file is compressed using UPX
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1027.002 packer_entropy: Probably contains compressed or encrypted data

Credential Access

T1552 infostealer_mail: Collects personal data from local email clients
T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets
T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1082 has_wmi: Executes one or several WMI requests
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1016 get_hostname: Attempts to get hostname

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Impact

T1486 modifies_files2: Cryptolocker indicators detected (500 or more files are modified)
T1486 modifies_files: Cryptolocker indicators detected (renamed 500 or more files)
T1489 stops_service: Stops Windows services
T1486 ransomware_message: Ransomware indicators detected (possible ransom message creation)
T1486 ransomware_files: Ransomware indicators detected Lockbit (creates keys and the instruction on how to unlock the files)
T1565.001 overwrites_firefox_settings: Modifies Mozilla Firefox settings

Other

ce_info: Lockbit Configuration Data found
lockbit: Detected ransomware Lockbit
network_bind: Starts servers listening at None
creates_in_programdata: Creates files in the ProgramData directory
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
writes_data: Writes big amount of data to disk

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