Managed XDR

vtdl_1787293811_b7o4fnbe (Lockbit) — malware analysis report

File info

Filename
vtdl_1787293811_b7o4fnbe
File type
PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed
File size
2.9 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
d01d2a5aac448bc5d63a86e01b0f6f128dbec034
SHA256
f646e5fb783d7144709953ced2ee491d1c04e17e18b523c45a72f2d5c5c0b0ad
MD5
4d4bbf1928c07600dade7b126c7d91a5

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_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
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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

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

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
unexpected_exception: Unexpected exception
no_graphical_activity: No graphic activity
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services

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