Managed XDR

lb3_pass.exe (Lockbit) — malware analysis report

File info

Filename
lb3_pass.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
149.5 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
fdf65f370da96037d7edf10441ea85767f1ec331
SHA256
c99ba76dde3bd2b3b50b8ebc0ac7f3e2c028d758ed3e88c1f166c5b478700423
MD5
ff0455e8ae78a1dfcc88cee3ca7a3a95

Malwares

  • Lockbit

Signatures

Execution

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

Privilege Escalation

T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1082 has_wmi: Executes one or several WMI requests
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1057 has_wmi: Executes one or several WMI requests
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

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

yara_rules: Static rules
network_bind: Starts servers listening at None
process_crashed: One of the processes has failed
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services

Related reports

Managed XDR